Equivalent Length For Fittings And Valves Pdf
, Cliffside Park, NJ. These valves are able to be installed inline and look very much like a large fitting. Find quality cpvc pipe & fittings online or in store. A 10 inch flanged cast iron water supply line provides service to a home. That's why so many people choose Sher-Lok as their one stop for hydraulic, industrial, instrumentation and fluid connector needs. When assembling, end users can crimp the fitting on the hose or use a field-attachable fitting. Work under this Section applies to the furnishing and installation of ductile iron pipe, fittings and special items for buried service. Flow Characteristics use the table which contains fitting/valve pressure drop shown as equivalent lengths of straight pipe. The label or tag shall be located. BSPT equivalent is NPT and BSPP’s equivalent is NPS. Valve Types and Features The three basic functions of valves are: 1. PPR Pipes & Fittings. 2 DUCTILE-IRON PIPE AND FITTINGS had been achieved in producing lower-cost iron by using coke instead of charcoal. For details consult the bulletins. The Parker Legris family of ball valves, including standard, axial, and needle valves, provide a reliable means of opening and closing fluid systems. Now, turn on your water and check the connection. Selecting and Measuring Pipe Fittings & Pipe 0116 18 4 38 2 34 1 4 1 2 2 212 3 312 0 16 18 4 38 12 34 1 1 4 1 2 2 212 3 312 For measuring pipe and fittings with external (male) threads: To determine the size of an externally threaded pipe or male fitting, place the outside edge of the pipe on the line with the “0”. The diagrams show a modified air tower, parts and templates available from commercial manufacturers. SECTION S901 - WATER MAIN PIPE AND FITTINGS S901-1 DESCRIPTION Work consists of installation of water main pipe and fittings as required in Contract Documents and as directed by Project Manager. Data set for varying length The experiments were repeated for a series of pipe lengths. Equivalent length of valves and fittings: Pressure drop for valves and fittings is accounted for as equivalent length of pipe. In addition to the literature survey (2) conducted for this project, another survey (3) was found which had been carried out for the Atomic Energy C!ommission at the University of Minnesota. And always buy a few more than you need. D Line Size (in. napabeltshose. FUEL OIL PIPING SYSTEM PART 1 - GENERAL fittings, valves, and braid with carbon steel NPT threaded end fittings. Call today!. 6 shows an equivalent length of 14. Screw Fittings - equivalent length in feet. These calculations can be conveniently carried out with an Excel spreadsheet. Equivalent Length of Fittings and Valves The application is best viewed using a resolution of 1024x768 pixels. For each pipe length, an equiva-lent length is found. The friction losses in straight portions of the piping system are based on the Fanning friction factor, f, and are represented by the first term at the right of Equation (2), where is the average flow velocity, D is the inside diameter of the tube and L the tube length. All the fittings and hoses are indexed by size and or thread size. Provides is a tutorial and reference book that represents the collective efforts of the most knowledgeable specialists in the ammonia refrigeration industry. GRINDER PUMP SIZING AND SELECTION WORKSHEET To begin, fill in the shaded areas on the front side. valve, etc. The closing mechanism is implemented in different ways depending on the design of the valve. ENGINEERING STANDARD. 3 Code "Process Piping,” It. 9 Welding Fittings, except short radius ASME/ANSI B16. *Below is a list of equivalent lengths (a length in feet of tubing that is equivalent to the pressure loss caused by a fitting, valve or elbow. Noticeable bulge allows the water to make a smoother turn to maintain similar flow characteristics as standard full flow fittings. Weighted average lead content <=0. to keep a constant direction of flow, and 3. 3-G, ASME B31. 5 3 4 6 8 10 12 14 16 dn 50 65 80 100 150 200 250 300 350 400. All Iplex fittings code numbers include the nominal millimeter dimensions. BECAUSE obtaining complete test data on the pressure drop of every available size and type of valve and pipe fitting is impossible, a practical. For example, the bore size in a 3/4-inch full-. In other words, the calculated head loss caused by fluid passing through a gate valve is expressed as an additional length of pipe that is added to the actual length of pipe in calculating. ) Relief devices 7. To use the Disconnect Clip. Many designers simply add 50 percent of the actual length of piping as an all-inclusive fitting allowance (i. This Calculator is used to calculate the K value for valves that have an L/D coefficient that varies with pipe diameter. Equivalent length (in feet) of straight pipe for fittings like bends, returns, tees and valves. Hand-tightening provides a metal-to-metal seal. our focus is providing the highest quality plumbing products manufactured today. Fittings are always connected with pipe hence, Chemical and Mechanical property of these materials to match with pipe material. Note that the equivalent length of run becomes more significant as the pipe size increases. AMERICAN Ductile Iron Flanged Fittings ANSI/AWWA C110/A21. o Pump Horse Power Required. I have an ASHRAE fundamental handbook and most tables for Co include such things as Area and Flow ratios for Ts and Wyes and reducers. FITTINGS Product Sheet PVC FITTINGS FOR C900 PIPE PVC for C900 HARCO CLASS 150 PVC FITTINGS HARCO PVC fittings are injection molded from virgin PVC compound for the same high strength and corrosion resistance you are now receiving from the C-900 pipe. Nordstrom Valves SEALANT AND SEALANT EQUIPMENT 5 Sealant Grades and Packaging Temperature Gradients Bulk Grade Sealant Nordstrom Valves bulk grade sealants are injected into valves using all models of Nordstrom Valves sealant injection equipment and are available in various packaging forms, depending upon the method chosen for valve injection. FireLock full-flow elbows and tees feature CAD-developed, hydrodynamic design, affording a shorter center-to-end dimension than standard fittings. Advanced Troubleshooting Guide for Air Brake lines and/or longer discharge line lengths can help reduce hose, fittings, etc. 10 length* n Instrument valves*. We’ve created this site to be your one stop source for hydraulic and pneumatic fluid power. com Phone: 302-727- 6739. rounded equivalents of the inch dimensions). TECH TIP # 10. Drop Ear Elbow; Cast Bronze 90 Deg. How to Determine Equivalent Length Calculate the equivalent length of the liquid line for the following condensing unit with DX air-handling unit. Equivalent length of valves and fittings: Pressure drop for valves and fittings is accounted for as equivalent length of pipe. Equivalent length (in feet) of straight pipe for fittings like bends, returns, tees and valves. The length of pipe mea-sured along the centerline of pipe and fittings is the developed (actual) length. One of the most significant characteristics of this type of valves is its. (Pipe size in inches) Screw Fittings - equivalent length in metre. Gradual expansions or contractions The major losses may not be so minor; e. to stop flow, 2. Nominal diameter. We are now available in the Google Play Store for Android devices as “Process Engineering Calcs”. Fitting 900 Elbow 450 Elbow Gate valve Tee Flow Run Tee Flow Branch Male/Female Adapter 1/2 1. Maximum linear (actual) length = 200 ft Maximum linear liquid lift = 60 ft. Class 125 fittings are pressure rated at 125 PSI and are perfect for large applications that require less pressure in the piping system. Fittings: 1) All fittings are available in Ivory colour. Drop Ear Elbow - Copper to Female NPT. For example, if you construct an oil trap using two 45° elbows, one short and one long 90° elbow in a ¾” diameter suction line, the additional equivalent length would be 0. The cut off factor is the distance from the bottom of the ferrule or collar to the end of the fitting, dimension “C” in the diagram below. msi-products. Never swap threads if it is a high pressure application. Friction Loss in Fittings Valves As an aid, liquid sizing constants (Cv values) are shown for valves. Table 1-1: Equivalent lengths for various fittings. Cold Hose is an automotive air conditioning fitting and hose website. This is typically done on a piping run having four or more fittings. ASHRAE 15-1994 Assume we have a vessel with a relief valve with a ½" inlet and ¾" outlet, a set pressure of 150 psi (gauge) and a rated capacity of 27. Pipe Fitting Losses Pressure loss in a pipe due to fittings such as elbows, tees, valves, expanders and reducers based on 3K and 2K method. and Vermont Act 193. like equivalent length, please refer to the IIAR Piping Handbook and the ASHRAE Handbooks. According to the International Standard ISO 9001:2000, the manufacturer must produce according to the latest version of the products Standards ISO and EN. Geotextiles— Equivalent Chart Thrust and Anchorage at Fittings and Valves Page: Check out our extensive online product reference manual. These hoses are usually available as pre-made assemblies in graduated lengths and as bulk components. com are forged brass type and are among the best on the market. • Number of ports: most of the valves have two port, named inlet and outlet port. Duct Fitting Database (DFDB) for the iPhone, iPod touch, and iPad allows you to perform pressure loss calculations for ASHRAE duct fittings in both I-P and SI units. Specification for steel flanges BS 4825-1 Stainless steel tubes and fittings for the food industr y and other hygienic applications. or brazing, using capillary fittings or by welding. Metal Industries is a Professional steel flanges and forgings manufacturer in india, specialize in manufacturing Fittings Flanges, steel valve, flanges bolts, steel flanges, steel forgings range of flange and forging types and sizes. Our products are smartly engineered and need-based, with a proven track record of success. DescriptionThe JCM 440 Line Stop Fittings provide extra reliability from a heavy duty, noncompromising design. Cross reference Eaton products with competitors for a replacement part comparison. Stainless steel sanitary tube is polished on the outside and inside to the highest quality standards. EQUIVALENT LENGTH OF (GENERIC) FITTINGS IN FEET Screwed Fittings Flanged Fittings Hazen Williams Constants, C Clean, New Pipe 130 140 150 140 140 Pipe Material Cast Iron and Wrought Iron Copper, Glass or Brass Cement lined Steel or Iron Plastic PVC or ABS Steel, welded and seamless or interior riveted Typical Range 80 - 150 120 - 150 120 - 150 80-. *PFA is an ingredient commonly branded as Teflon®. valve coefficient Cv The normal practice consists in allocating a flow coefficient C v to the different openings. The user should review the original source of publication which are all available at. Ward Class 150 Malleable Iron Fittings are. Assume a 6" angle valve for Schedule 40 pipe size. 3-G, ASME B31. This regulation is accomplished by the varying resistance that the valve introduces into the system as the valve is stroked. NFPA #13 Table 14. Other forms of valve classification • Admissible leakage level. As a condition of and as consideration for receiving this file, the recipient agrees that. Injectors and valves. The effective pipe length is the sum of the measured pipe length (d) and the equivalent pipe lengths for fittings (e) and draw-offs (f). Southwark Metal Mfg's sheet metal pipe, ductwork, and fittings conform to this system of equivalent lengths as well as conforming to industry national. PDF-Download: Flip-Catalogue. Home > Technical Information > Computation Data > Equivalent Length In Feet Of Staight Pipe For Different Fittings > 1-1/2" Fittings & Valves In Equivalent Length Of Straight Pipe 1-1/2" Fittings & Valves In Equivalent Length Of Straight Pipe. 10 length* n Instrument valves*. milwaukee valve co. PIPE-FLO Professional Method of Solution 5 Valves and Fittings In order to include valves and fittings into the calculation of the pipeline pressure drop, a K value must be computed for each valve and fitting and added to the total K value of the pipe used in the Darcy equation. 0 mm) in a variety of straight and reducing styles. Rigorous calculation of the pressure loss for flowing liquids, based on liquid properties, flow, and piping configuration (pipe length, fittings, and valves). The total equivalent length of 2" piping, fittings and valves between A (including the tee) and D (including the tee) is PUMP 50 GPM FLOW DIRECTION Gate Check 3" Gate 2%" &+Gate 1%" Globe 3" DIA 20 GPM 12 GPM 450 ft 2" DIA 1 DIA 50 GPM 2" 400 ft 300 ft 300 ft O 24 O 26. In simple terms, the theory of the Equivalent Length of Fittings provides that for each fitting there will be an equivalent length of "dummy" pipe that generates a friction head loss equal to the localized head loss generated by this fitting, so that, when using a calculation equation for friction losses (which are generally dependent equations of the pipe length analyzed), a length. fittings, such as valves, elbows, contractions and expansions. Valves and fittings connect pipelines, direct flow, and isolate equipment and parts of a piping system. , Cliffside Park, NJ. To determine the equivalent of discharge piping represented by fittings and valves, refer to Figure C. The Contractor shall furnish and install ductile iron pipe, fittings, valves, special items, and all appurtenant work, complete in place, all in accordance with the requirements of the Contract Documents. Friction losses in valves and fittings for power-law fluids Article (PDF Available) in Brazilian Journal of Chemical Engineering 4(4) · October 2003 with 1,880 Reads How we measure 'reads'. ) These lengths can be added to the length of the circulating system you are calculating to take into account all pressure loss as seen by the system. C V Coefficient The C V. Complete condensate manifold packages are available, incorporating shutoff valves and steam traps. Valves and fittings connect pipelines, direct flow, and isolate equipment and parts of a piping system. of miters) WELDING TEES VALVES (screwed, flanged, or welded). 023 bara and a viscosity of 1cP. 16 lb air/min. Crimp PEX fittings have a long history of reliable performance and can be found in most home improvement stores and plumbing supplies across the country. FYI: the solution gives an equivalent length of 125 for a check valve, 11 for a gate valve, and 31 for a long sweeping elbow. Twist and Lock Fittings. Normand & Micha Peleg This Demonstration estimates the equivalent length of a pipe that determines the frictional pressure drop in fluid flow by converting the number of fittings and valves into an analogous length and adding it to the actual length. How to use Equivalent Lengths of Valves and Fittings One of the most basic calculations performed by any process engineer, whether in design or in the plant, is line sizing and pipeline pressure loss. is a Parker hydraulic and pneumatic parts distributor in California and Nevada, providing customers with solutions to hydraulic and pneumatic challenges and quality Parker parts since 1978. 2 DUCTILE-IRON PIPE AND FITTINGS had been achieved in producing lower-cost iron by using coke instead of charcoal. The engineer then multiplies the quantity of each type of valve and fitting by its respective equivalent length and adds them together. and 12 mm NACE® MR0175/ISO15156 compliance available. By utilizing the "true tapping. The company has been trading for over 200 years and has produced pipe systems for over 40 years. GRINDER PUMP SIZING AND SELECTION WORKSHEET To begin, fill in the shaded areas on the front side. The method of connecting the spring to the hose, and the spring length, is determined in the field. To determine the pres-sure drop for a given GPM the following formula may be used. Grey iron castings for valves flanges and pipe fittings. The other approach applies K loss coefficient. 1 Deviation of Loss Coefficient Kg for Water and Suspensions In 2-in Pipeline 90 4. Example: Assume you’re using 1¼-inch pipe, with three 90-degree elbows and 1 check valve. Double Door Check Valves are extremely short in length, i. com 90° and 45° Long Radius Elbows - ANSI B16. o Minor Losses in Pipe Fittings - Equivalent Length Method & K-Factor method. Flow Veloc-ity/Head Loss tables are available from the pipe and fitting manufac-turers. fittings sized in accordance with the ASTM D 3982-92, Standard Specification for Contact Molded Fiberglass Duct and Hoods (replaces NBS Voluntary Product Standard PS 15-69). 5 inches and smaller shall be not less than Schedule 80 carbon steel pipe. Why Brass Fittings? Brass fittings are popular because they are strong and durable and hence widely used in industrial and residential applications. If you need a water. Nanovolume® (100. Friction Loss in Fittings Valves As an aid, liquid sizing constants (Cv values) are shown for valves. Series 815W and 815L Valves Series 830W and 830L Valves Series 835 Valves Series 860W and 860L Valves. In the end, they put together a nice chart and table of the equivalent lengths of various oval fittings. Elbow as a bend or curve in a pipe. Schedule 80 is the standard. Solution: Equivalent lengths are found in Table I. Equivalent length (in feet) of straight pipe for fittings like bends, returns, tees and valves. sharpevalves. This example is an actual commercially-available relief valve. Circuit Balancing Valves - 2inch to 12inch | Armstrong Fluid Technology. The use of cast-iron pipe was introduced in the United States in the early 1800s. Built-in blowdown and drain connections. IMPORTANT NOTE: Check valve life may be shortened and system damage may occur if check valves are installed too close to a source of unstable flow. 2, 3/10/09 3 PURPOSE This Guide provides information for the proper application of the ASME B31. 2 Deviation of Loss Coefficient K^ for Water and Suspensions In 2-ln Pipeline 91 4. When you go from 6" round to 6" oval, you get 110' of equivalent length. Sizes 125mm and above are generally available in 12 metre lengths, which offers huge cost savings by reducing numbers of onsite joins. For flow in a circular pipe, an expression for the head loss due to skin friction can be developed by applying the principles of conservation of energy and linear momentum [1]. 5 ft 5 ft 1 globe valve X 115 ft 115 ft Total 190 ft Note: Calculations are normally made on the basis of wide-open valve position and apply to check valves, foot valves, butterfly valves, and cocks. The valve is a controlled device that regulates the flow of a liquid or gas in a system. 9 Dimensions (based on ASME/ANSI B16. Work under this Section applies to the furnishing and installation of ductile iron pipe, fittings and special items for buried service. 2 ft Total for valve and fittings = 35. Product Information Report Air Brake Hose Tubing and Fittings (4 of 5) Fittings Traditionally brass fittings are used on Type A hose. 1 fittings, but differ slightly in wall thickness. This cone seat and flare allows for a complete mechanical seal between the male and female fitting. GATE, GLOBE & CHECK VALVES | GATE VALVES Gate valves serve as efficient on-off valves with flow in either direction. Problem Statement - Calculate the equivalent length and combined K-factor for following set of fittings,90 0 elbows - 5 nos. Pipe Fittings The right fitting, the right price, delivered right to you! Searching for just the right fittings can be a real hassle -- driving from store to store, order minimums, etc. Where would I find a quick list of equivalent lengths for generic fittings for materials other than steel and cast iron? TIA. The Parker Legris family of ball valves, including standard, axial, and needle valves, provide a reliable means of opening and closing fluid systems. Created Date: 1/20/2008 2:08:11 PM. EQUIVALENT LENGTH OF (GENERIC) FITTINGS IN FEET Screwed Fittings Flanged Fittings Hazen Williams Constants, C Clean, New Pipe 130 140 150 140 140 Pipe Material Cast Iron and Wrought Iron Copper, Glass or Brass Cement lined Steel or Iron Plastic PVC or ABS Steel, welded and seamless or interior riveted Typical Range 80 - 150 120 - 150 120 - 150 80-. pipes and fittings for compressed air 8 PLANT LENGTH When we know the service pressure, the required flow and the length of the pipe from the compressor line to the most distant air user (considering the sum in feet of the equivalent lengths - see table 1), we will be able to calculate the correct sizing of the main pipe header. 4-99 Equivalent resistence of bends, fittings, and valves, length of straight pipe in feet * FLOW DATA THROUGH MUELLER SERVICE MATERIALS EXPRESSED AS EQUIVALENT LENGTHS OF STRAIGHT PIPE Screwed fittings 90°welding elbows & smooth bends Miter elbows (No. 4 of your textbook. Let’s look at an example to demonstrate how to size a pump. Tube in the soft temper can be joined by the same techniques and is also commonly joined by the use of flare-type and compression fittings. The method of connecting the spring to the hose, and the spring length, is determined in the field. Flow Characteristics use the table which contains fitting/valve pressure drop shown as equivalent lengths of straight pipe. com Phone: 302-727- 6739. • Hoses should not be kinked, cut, swollen or heavily abraded at any point along their entire length. The concept of the resistance coefficient 'K' for valves and ffitings was in fact introduced through this paper. Pressure drops in valves and fittings are calculated with the loss. Check & Lubricate. The HAM-LET Group is the source for all your needs providing a full-range of instrumentation valves and fittings for various industries: Oil and Gas, Semiconductor, Solar Energy, Hydrogen Fuel Cells and Natural Gas, Analytical Instrumentation, Pharmaceutical, Power Generation and Process Instrumentation. Class 150 Malleable Iron threaded fittings have no pressure class markings. is a Parker hydraulic and pneumatic parts distributor in California and Nevada, providing customers with solutions to hydraulic and pneumatic challenges and quality Parker parts since 1978. Other forms of valve classification • Admissible leakage level. Provides is a tutorial and reference book that represents the collective efforts of the most knowledgeable specialists in the ammonia refrigeration industry. to regulate the flow rate and pressure. 1/4” REFRIGERANT HOSES WITH BALL VALVE Part No. Flanges Weld Fittings ASTM MATERIAL CODES: STAINLESS STEELS Pipe: Valves Flanges: Weld Fittings Screwed & Socket Fittings: A312 T304 A182 F-304/A351. In addition to the literature survey (2) conducted for this project, another survey (3) was found which had been carried out for the Atomic Energy C!ommission at the University of Minnesota. This article details the calculation of pressure losses through pipe fittings and some minor equipment using the equivalent length method. 9999% Hydrogen Generators Standard Single Stage Regulators High Outlet Pressure Two. 0 mm) in a variety of straight and reducing styles. Flanged Fittings - equivalent length in feet. Piping or tubing is usually inserted into fittings to make connections. To determine the pres-sure drop for a given GPM the following formula may be used. Plain ends of fittings may be furnished with beveled ends for assembly with either Fastite or mechanical joints. Check Valves. Where the gravity drainage line to which such discharge line connects is horizontal, the method of connec- tion shall be from the top through a wye branch fitting. Bengtson, PhD, P. 9 Dimensions of Solder Joint Ends for Wrought (W) and Cast (C) Pressure Fittings. We’ve created this site to be your one stop source for hydraulic and pneumatic fluid power. Although each separate part covers a specific area of refrigera- tion theory and practice, each successive publication presumes a basic understanding of. WARNING: THE ACCOUNT YOU HAVE SELECTED IS EITHER NO LONGER ACTIVE OR HAS A CREDIT HOLD. Since then, Matco-Norca has grown to be one of the largest independent sourcing companies that markets Matco-Norca branded fittings, pipe nipples, valves and plumbing specialties to wholesalers serving contractors and municipalities throughout the USA. Whenever possible, obtain weights from the manufacturer. Equivalent length (in metre) of straight pipe for fittings like bends, returns, tees and valves. Example: A 6-in schedule 40 commercial steel pipe of total length 1000 ft is equipped with the. Fitting e L D 45O elbows 15 90O elbows, std radius 32. What about fittings? Remember, this was supposed to be fairly intuitive, and outer diameters of pipe were standardized. VALVES AND PIPELINE SUPPLIES ADELAIDE • BRISBANE • PERTH PRIMARY VALVE STANDARDS MAJOR VALVE STANDARDS PETROCHEMICAL AND REFINING INDUSTRY API 600 Steel Valves - Flanged & Buttwelding Ends API 600 is the main steel gate valve specifi cation. For any valve, a length over diameter (L/D) coefficient can be determined by equating the pressure drop through the valve to the equivalent length of pipe measured in pipe diameters. , in the line. Spears® PVC and CPVC Pipe, Fittings and Valves have always been lead-free and Certified by NSF International for use in potable water systems. TECHNICAL INFORMATION. gate valves (refer to table) tees reducers min. If the hose in question is 50 feet long, the pressure drop derived from Chart 1 must be corrected by multiplying the value by the ratio of the actual length to 100 feet, or 50/100, or 0. Explore the complete Victaulic catalog below or download the catalog as a PDF (. Our compact, lightweight solutions are designed to meet the needs of fire protection and waterworks systems and are engineered to keep things flowing so you can focus on protecting what matters most. To buy fittings, specify the type of fitting you need and the kind and size of pipe: "I need a 90-degree sweat-solder elbow for ¾ inch copper," for example. Work is to be in conformance with requirements of Section S900 General Water Provisions. Design Considerations. Equip strainers with ball valve type drain valves. The K value for various fittings has been arrived at through experimentation. restrained length min. Multiply each by its fixture unit values in figure "A". For cooling systems where the in door and outdoor sections are. Equivalent lengths of pipe for fitting sizes ‰ through 12 inches are shown in Table 1. Dia through 54 in. elbow, 90 ° check valve, swing type. If you need a water. THE DIFFERENCE BETWEEN EQUIVALENT. 0 ft 1—5" gate valve at 2. NUMBER THIRTY. This Demonstration estimates the equivalent length of a pipe that determines the frictional pressure drop in fluid flow by converting the number of fittings and valves into an analogous length and adding it to the actual length. atlassteels. 10 flanged fittings are rated for 150 or 250 psi water working pressure as listed in the tables. Friction losses in valves and fittings for power-law fluids Article (PDF Available) in Brazilian Journal of Chemical Engineering 4(4) · October 2003 with 1,880 Reads How we measure 'reads'. Dia - 40 ft lengths 60 in. Screw Fittings - equivalent length in feet. Refrigeration Manual. Solution: Equivalent lengths are found in Table I. The calculation is valid for smooth pipes. When fl ow passes. Equivalent length and effective length mean the same thing - - true or false? The answer is False. This connection is used with a large number of DI fittings, some of which are shown in Figure 4. The latest stainless steel prices for the pipe, pipe nipples, ball valves, and pipe fittings that Quality Pipe Products manufactures and sells. Hose Size Length* N6BV 1/4" 6” N10BV 1/4” 10” Part No. Fittings such as elbows, tees and valves represent a significant component of the pressure loss in most pipe systems. Where would I find a quick list of equivalent lengths for generic fittings for materials other than steel and cast iron? TIA. Maximum linear (actual) length = 200 ft Maximum linear liquid lift = 60 ft. 3; ASTM A197; ASME B1. Fitting sleeves are an extruded type design. Plain ends of fittings may be furnished with beveled ends for assembly with either Fastite or mechanical joints. The outstanding temperature rating up to 95 0 C and pressure rating up tp 25 Bar make PP-R system the ideal solution for variety of applications including:. • Damaged fittings, connectors, quick couplers, and hoses may fail at or below their rated working pres-. TECHNICAL INFORMATION. Whenever possible, obtain weights from the manufacturer. For example, each elbow used is equivalent to 30 feet of straight pipe or duct. FINDING EQUIVALENT PIPE LENGTHS …Of Valves, section changes, and miter bends. PE Pipe and Fittings Manufacturing Introduction The essential steps of PE pipe and fitting production are to heat, melt, mix and convey the raw material into a particular shape and hold that shape during the cooling process. 9999% Hydrogen Generators Standard Single Stage Regulators High Outlet Pressure Two. Pressure drops in valves and fittings are calculated with the loss. APPENDIX A 2011 OREGON RESIDENTIAL SPECIALTY CODE A-3 TABLE A. This Demonstration estimates the equivalent length of a pipe that determines the frictional pressure drop in fluid flow by converting the number of fittings and valves into an analogous length and adding it to the actual length. valve coefficient Cv The normal practice consists in allocating a flow coefficient C v to the different openings. These values are defined as the flow rate through the valve required to produce a pressure drop of 1 psi. It is ideal for Push-to-Connect airline fittings and easily attaches to pneumatic valves, air filters/regulators, pressure relief valve, and airline lubricators. maintained when reassembled. The frictional losses are referred to as major losses. or brazing, using capillary fittings or by welding. Explanation to Equivalent Length. restrained length min. BlazeMaster® CPVC Pipe & Fittings With Viking CPVC piping systems, you can connect with confidence. In order to simplify the calculation of equivalent length of pipe fittings and valves in plumbing engineering, EngineerMate compared different sources and determined the L/D factor for each of them as listed in the following table. like equivalent length, please refer to the IIAR Piping Handbook and the ASHRAE Handbooks. APPENDIX A 2011 OREGON RESIDENTIAL SPECIALTY CODE A-3 TABLE A. 5, which equals 4. Standard PDF (1. This value is the comparison “length” of this fitting to an equivalent length of straight pipe or duct. 7 Pressure Loss in Fittings and Valves Expressed as Equivalent Length of Tube; Table 14. FORGED FITTINGS PFC CORPORATION • 76 Welding Type & Thread Type PRESSURE RATINGS The Fittings shall be designated as pressure classes 2000, 3000 and 6000 for threaded end fittings and class 3000, 6000 and 9000 for socket-weld end fittings Table 1. SMC is a global company which counts on 1,500 R&D engineers to respond to our customers automation needs. Pilot-operated valves are available with the set pressure and blowdown control located in a separate control pilot. Flow Characteristics use the table which contains fitting/valve pressure drop shown as equivalent lengths of straight pipe. This cap entirely encloses and protects the valve while in shipment. Standard Specification for Wrought High – Strength Ferritic Steel Butt – Welding Fittings 1. Generally speaking, there is a short distance of unthreaded pipe between the two threaded ends, depending on how far apart you need the attached fittings to be. Table 8-12 lists equivalent lengths of the more common fittings and valves and is an example of the data provided by the ASHRAE for sizing pipes. Select the appropriate K value for such and select D and f for Schedule 40 pipe from the table below where K is the pipe diameter in feet. For a full bore gate valve or ball valve this should be the same as pipe, but reduced bore, plug valves, globe valves etc just do a search and compare the lengths from each. Alternatively, calculations can be made for equivalent lengths of straight pipe using the following formula: E = F x d Where: E = equivalent pipe length (metres) F = fittings constant (below) d = fitting internal diameter (mm) To calculate the total pressure drop in the system, the equivalent straight pipe lengths for fittings is then added. With : - Le = equivalent length of the pipe (m) - Lh = length of horizontal pipe in the whole. Application • FireLock™ fittings are designed for use exclusively with Victaulic couplings that have been Listed or Approved for Fire Protection Services. Connection types include hose barb, threaded, luer and compression. 10, C153/A21. is a Parker hydraulic and pneumatic parts distributor in California and Nevada, providing customers with solutions to hydraulic and pneumatic challenges and quality Parker parts since 1978. LAMINAR FLOW FRICTION LOSSES THROUGH FITTINGS, BENDS AND VALVES. or brazing, using capillary fittings or by welding. 4 Average Diameters 43 3. 2 DUCTILE-IRON PIPE AND FITTINGS had been achieved in producing lower-cost iron by using coke instead of charcoal. ADDRESS 31115 Beaver Circle Lewes, DE 19958.