pipe selection criteria

Selection Cast Iron/Ductile Iron/Malleable Iron – Are brittle, low strength material used for low-temperature applications and basic utilities like air, water, drains, etc. ** H 20 and H 25 minimum cover is measured from top of pipe to bottom of flexible pavement or top of rigid pavement. Ease of operation, inspection and installation. • Schedule 80 pipe will provide greater factor of safety allowing it to handle much higher design pressures. • Schedule 80 pipe will provide greater factor of safety allowing it to handle much higher design pressures. Major Criteria (Parameter) governing the pipe support hardware selection are . Online calculator to quickly determine Pipe Sizing by Velocity for Water. Selection criteria must also satisfy a number of social and environmental requirements, which are enforced by legislations and government regulations. Piping General Arrangements. Piping is a system, and other items must be considered during selection. Filtration and Strainers Selection Pipeline Design and Selection. Optimum Pipeline Diameter It presents the design criteria, standards, policies, and procedures to the new Engineer and provides a reference source for the experienced Engineer. SELECTION OF PIPE MATERIALS | Water Treatment | Waste ... The proper pipe fittings and flanges let your equipment do the work that you intend it to do. Double-pipe and multitube (also called hairpin) heat exchangers, with their compactness and ability to optimize thermal performance without compromising maintainability, are finding increasing accepta.. Pramanik, R., Srinath, N. R., Fluor Daniel India. Whether its use is to promote material flow TxDOT Pipe Selection - ftp.dot.state.tx.us Typical selection criteria for centrifugal pumps are their design data (flow rate or capac ity Q, discharge head H, speed of rotation n and NPSH), the properties of the fluid pumped, the application, the place of installation and the applicable regulations, specifications, laws and codes. Ø 30” - Ø 60” – 12” Piping Material Selection Overview (PDF) – What Is Piping Pipe selection Policy - Colorado Department of … A 100 mm Schedule 80 pipe has an outside diameter of 114.30 mm, a wall thickness of 8.56 mm, giving a bore of 97.18 mm. Steel pipe selection Check the operating pressure and flow velocity for selecting steel pipes. Once the pipe is driven into the soil, the pipe is filled with adequate amount of concrete. 3. Specify: Norman Hall suggests: Pump selections shall meet the scheduled capacities and be selected so the scheduled design flow rate is not greater than 85% of the published end of curve flow rate for the impeller selected at design speed. •This potential is measured with respect to a saturated Thermal forces,moments & displacement of Piping. Also, for certain services some options available through B31.3 must be … Drill Pipe Selection Criteria In drill pipe selection 2 major parameters take consideration. Photo courtesy of LAN. Selection Criteria. What are the criteria for selection of material for pipes? That leads to pipe or duct you will need to refer to pages 11 and 12 in the: down time to disassemble the ducting to clean it out. Pipe Support Material selection. GUIDELINES FOR SELECTION Stainless steels are engineering materials with good corrosion resistance, strength, and fabrication characteristics. Also future pipeline expansions are typically involved in the pipe selection process. Piping Design Loads. The strainer or filter should be sized to match the existing pipe. Leaking pipe joints are common source of infiltration and so minimizing the number of joints may assist in the reduction of infiltration and exfiltration. Specify: Norman Hall suggests: Pump selections shall meet the scheduled capacities and be selected so the scheduled design flow rate is not greater than 85% of the published end of curve flow rate for the impeller selected at design speed. The various types of pipe fittings include adapters, bulkhead fittings, plugs, rigid couplings, flexible couplings, 90 degree elbows, 45 degree elbows, reducing elbows, flanges, nipples, concentric reducers, eccentric reducers, side outlet tees, standard tees, reducing tees, bullhead tees, … External Environment. Per Dunn and Kew [4], the design of a heat pipe or thermosyphon to fulﬁll a. particular duty involves four broad processes: 1. Piping is a system, and other items must be considered during selection. Vendor Selection Criteria – 8 Things to Consider. A change was made to iron. A record of the determination of abrasion and Components of clamped type pipe supports that are in direct contact with the pipe are the same basic grade as the base pipe material. These criteria, standards, policies and procedures are intended as guidelines. Use only rigid pipe culverts for all Interstate and SCDOT Evacuation Routes statewide. The proces selection of industrial site means complex multi-criteria analysis wich includes a complex array of factors involving economic, social, technical, Diameter of cable is 54mm % Fill Up Area of … Selection criteria for pipe fittings: The pipe fittings “bodies” are most often of the same base material as the pipe or tube in which they are to be connected, e.g., steel, polyvinyl chloride (PVC), copper or other plastic or metal. easier to blow air than it is to suck air. During selection of the type of pump three groups of criteria can be distinguished: 1) Process and design requirements. This pipe thickness calculator calculates required pipe thickness for a process pipe based on ASME B31.3 Code. Pipe material selection of various components is deepened on the type of materials it transport. Various liquids that can be Flammable, Corrosive, Explosives, Volatile, Reactive, and sometime Hazardous to human health are transported through a pipeline that is why a selection of proper pipe material is important. Rigid Struts are commonly used in pump, turbine and Compressor connected lines near the nozzle connections in-order to take the advantage of negligible friction. The material of the pipes in your fluid handling system has a direct impact on the overall success of the system, as well as your facility’s overall mission or goal. Using five projects as examples, this paper attempts to identify key criteria in the selection of pipe for tunnels constructed by tunnel boring machine (TBM) and microtunnel boring machine (MTBM) methods. SCDOT Evacuation Routes are available on the Department’s website at www.scdot.org. Selecting the proper stainless steel essentially means weighing four elements. 414SD0E01, 316/316L SS, Hygienic Product Clean in Place Systems, SF4 ID Finish, SF0 OD Finish Hygienic Construction Clamped/Joined Connections PH414SD0E01. Criterion 1: -850 mV with Cathodic Protection Applied •Full Criterion states that adequate protection is achieved with •“A negative (cathodic) potential of at least 850 mV with CP applied. Example Design Problems Two design problems are provided that students can use to explore the pump selection design process. Different working fluids are used to suit various temperature ranges. The chemical composition, mechanical properties and selection criteria for forged piping materials are analyzed in detail on this article. Please note: This tool is intended only for use as a guide to the products we offer that meet certain criteria you may be looking for. The following is a pump sizing problem to illustrate the calculations in this article. Close End Pipe Piles In this type of pipe piles, a conical element either made of steel or cast iron is attached to the open bottom by means of welding. A Step-by-Step Approach to Pump Selection. CI shall not be used on severe cyclic condition services, excessive heat, thermal shock Process Design Conditions. Unless a brand new plant is being designed, users decide to replace a pump because of its age and wear or persistent reliability issues. 3) Ductile Iron Pipe (DIP). Includes words and scores for public domain hymns. Pipe selection and friction loss. Temperature. Selection of Appropriate Type of Pile Preliminary Selection of Pile Type. DESIGN AND SELECTION OF PLASTIC PRESSURE PIPE TECHNICAL BULLETIN . Smaller size drop pipe may be used when bowl assembly and motor are adequate for operation with the increased head and horsepower. APRIL 2020 … Low-cost material. Service. In order of importance, they , 50 ( 2013 ) , pp. typically listed in fan manufacturers catalogs. Type of fluid and its compatibility with the piping material. Sites that contain copper pipes with lead solder installed before 1983 Rock and Slag: Rock and slag fibres are bonded together with a heat resistant Selection of Intakes: Equations displayed for easy reference. Media - type of media (liquid, gas or slurry) and any special condition such as particulates in the … A low coefficient of thermal expansion minimizes the need for expansion loops and expansion joints. As one experienced with pipe selection might predict, one would choose the centrifugal pump with a rotor diameter of 7 cm and a speed of 45 rpm. • Schedule 80 pipe will use more material and therefore costlier to make and A dogleg analysis is performed to study the fatigue damage resulting from rotating in the dogleg angle change. In 1804, Philadelphia earned the distinction as the first city in the world to adopt cast iron pipe for its water mains. The major criterion in pipe wall selection may not be from temperature and pressure, but from the availability of fittings and flanges. Large range of public domain old traditional hymns and modern songs. Each sewer project should be considered unique. The CDOT Pipe Material Selection Guide identifies the specific engineering and performance criteria used to evaluate the acceptability of alternative pipe materials. Copper pipe with lead solder constructed after 1982 or lead pipes B. Process condition that will impact the selection of material is a type of fluid it transport. Evaluate selection criteria for double-pipe and multitube heat exchangers. If the wrong type of pipe is selected, damage during construction is possible and the system may have a less than planned service life. KSB offers a broad range of pump types to meet the Use 4 to 6 inch diameter perforated PVC (AASHTO M-252) pipe or corrugated polyethylene pipe. Although a filter or a strainer may be more suitable depending on the application, the general criteria for filtration sizing and selection are generally the same as the criteria for strainer sizing and selection. A 100 mm Schedule 40 pipe has an outside diameter of 114.30 mm, a wall thickness of 6.02 mm, giving a bore of 102.26 mm. Material Selection for Gaseous Oxygen Service by William M. Huitt (From a letter dated March 7, 2001 in response to a project’s need to select tubing material for Oxygen service.) For example, if I use a 1/2″ pipe size, I got the friction loss and velocity of 22 ft and 5 fps respectively. 3.3 Design Guide and Heat Pipe Selection Criteria 177. MATERIALS SELECTION M-DP-001 Rev. Source: Freely adapted from EN 14917 AXIAL Expansion joint selection The amount of movements imposed on each expansion joint is not controlled, as the pipe between the two bellows can move sideward freely in both directions depending on the friction of the pipe supports and the Any piping network calculation includes selection of pipe materials, development of a bill of materials, which includes data on pipe thickness, size, route, etc. Typical Material Selection Criteria Cast Iron (CI) ASTM A126, A436 Pipe. The selection of pipe is limited by the design condition and specific service as mentioned below: Pipe material is defined by material, type of joint, joint efficiency, wall thickness etc. Pipe has a material name. Typical name are carbon steel, stainless steel, and chrome moly steel. a) RCP meeting ASTM C76. The selection depends on pipe size, load, temperature, insulation, gathering length. types and their selection criteria, but end up in infectious downloads. – piping on specialized equipment and machines such as scarfing, jet piercing, etc. The suction-side pipe and discharge-side pipe diameters are 4 and 3 in., respectively. Try a smaller pipe size in an effort to lower the pipe cost. It was also the first city in America to build large scale waterworks as it drew upon the ample supply of the Schuykill River.3 Early pipe size selection was simple. To be able to reach the best construction line and optimise its components, the phases – namely corridor, route, alignment, and construction line selection — should be studied in the given order. Selection of Valves: Valve Selection Procedure (With PDF) Valves are one of the important mechanical (sometimes electro-mechanical) device that helps in controlling the fluid flow through pipes or tubes. In their simplest form, a heat pipe is a sealed tube containing a phase-change fluid. Abbreviated as Sch in some cases. If the preparation work has been done well, very few piping system designs will fail the pipe stress evaluation criteria. Because of ... describe the various types of check valves and discuss the common selection criteria such as cost and fluid compatibility, which can be used to narrow down the field of selection. the pipe axis over a short distance to close automatically in a fraction of a second. Material selection plays an important role in specifying valves to ensure the compatibility of the wetted parts of the valve with the fluid or powder passing through it. Piping Material Spec. 3.3 Design Guide and Heat Pipe Selection Criteria 177. Selection of boron based tribological hard coatings using multi-criteria decision making methods Mater. Pipe support material selection shall be in accordance with the following: All welded-type pipe supports have pipe support component materials of the same grade as the main pipe. Selection criteria for pipe fittings: The pipe fittings “bodies” are most often of the same base material as the pipe or tube in which they are to be connected, e.g., steel, polyvinyl chloride (PVC), copper or other plastic or metal. Besides this, any material that is allowed by a code or a standard can also be used. Pipes and tubes Steel piping – impressive expertise 10 –11 Standards comparison: Pipes acc. The size of the friction force depends on three factors: The rate of flow (q) The empirical roughness of the pipes (C; small C means rough pipe) The diameter of the pipes (d) Selection of basic Piping Metallurgy and Material (viz. CS, LTCS, AS, SS, etc.) for piping specification lies with Process/Metallurgy Engineer The above selection is based on process, licensor, and/or intrinsic metallurgy requirement to suit process medium, like corrosion, high temp., pressure, etc. Equations displayed for easy reference. Half pipe or better to use perforated pipe V-baffle ( rarely used now ) Vane inlet device Additionally, the best document, I have seen for sizing , selection is Shell DEP 31.22.05.11-Gen " GAS/LIQUID SEPARATORS - TYPE SELECTION AND DESIGN RULES". 1, December 1994 ... same corrosivity criteria as for topside hydrocarbon piping systems. Liquids go slower since they are denser and more viscous. The out-let pipe carries the water to the other side of the canal bank from where it is taken to the treatment plants. Pipe Material of Construction. One sluice valve which is operated by a wheel from the top of the masonry chamber is provided to control the flow of water in the pipe. b) For the class of pipe for various depths of cover, see Standard Detail S/8.0. The controlling criteria for drillstring design are collapse, tension, slip crushing, and dogleg severity.Collapse and tension are used to select pipe weights, grades, and couplings. Remember to always optimize the pipe size. Table 52C–8 PVC plastic pipe dimensions, pressure classes, SDR, 52C–19 and tolerances for iron pipe sizes Table 52C–9 Polyethylene pipe, inside diameter based 52C–19 Table 52C–10 Polyethylene pipe, outside diameter based 52C–21 Table 52C–11 PVC plastic pipe, iron pipe size outside diameter 52C–22 Technical Service Bulletin 2 The pressure profile in a pipe due to dynamic system changes in flow velocity is so material property dependent, that there is no obvious simple way for pipes of different materials to have ‘the same’ pressure class. This too is true when considering the weight that pipe hangers and supports hold. Cover Letter Addressing Selection Criteria Template your task. All identified foundation alternatives should first be evaluated for suitability for the intended application and cost. Selection of pipe class/wall thickness for DIP sewer pipelines is the same procedure as indicated for DIP water pipelines; see Part One, Section 4 (Selection of Pipe Materials). Rigid struts come with hinges and clamps, therefore no hefty frictional force comes into play. Successful organizations understand the importance of investing in the business. Service temperature range is up to 535°C. Selection 1 above is 70% of the end of the curve flow and Selection 2 is at 93%. They are Drill Pipe Size and Weight Drill Pipe Strength Largest ID is suitable for drilling applications, largest ID provide less pressure loss and it allows to work in large gap interval. Typical selection criteria for centrifugal pumps are their design data (flow rate or capac ity Q, discharge head H, speed of rotation n and NPSH), the properties of the fluid pumped, the application, the place of installation and the applicable regulations, specifications, laws and codes. Detail information about behind the back calculations is given at the end of this calculator. External Coating System Selection Criteria for Hygienic Facilities CTCH1000. Appendix C of ASME B 31.3 provides general guidelines for metallic and non metallic materials. in the system thus clogging the duct, pipe or hose. Example: Calculate Size of Conduit (Hume Pipe) for Following Size of Cables 5 No’s of 3.5 Core 50 Sq.mm XLPE Cable. 09/17/2018. Solid Wall PVC Pipe (SDR 23.5) ASTM D3034 4” - 6” PVC Resin (12454) 0.009 14’ 12” * HEL-COR and CORLIX also available in 6” to 10” diameters in 1 ½ x ¼” corrugation. For the selection of the most suitable PosiFlex expansion joint, the following basic criteria must be determined: Size – joint nominal bore size, required face-to-face length and mating flange size/specification. Per Dunn and Kew [4], the design of a heat pipe or thermosyphon to fulﬁll a. particular duty involves four broad processes: 1. MATERIALS SELECTION M-DP-001 Rev. They can readily meet a wide range of design criteria – load, service life, low maintenance, etc. Variety of musical styles. to DIN EN 10216 14 –1 5 Selection of the pumping equipment is a crucial point that determines both process parameters and in-use performance of the unit under development. Carbon steel pipe is used as the base pipe of bimetallic combination tubing, which has an internal liner made of stainless steel, titanium alloy steel, copper or aluminum, and so on. These guidelines are intended to cover all physical features and capabilities or limitations of different types of valves and which may be suitable for one particular application. The heat pipes for HVAC applications are usually made of copper tubes, aluminum fins.. Selecting the right kind of economic valve for a specified fluid service requires many considerations. Support Function. Vessels manufactured in solid CRAs, internally CRA clad or weld overlayed, will not need additional internal corrosion protection systems. However, taking that step to spend money isn’t always an easy decision. to split the pipes. Installed Online calculator to quickly determine Pipe Sizing by Velocity for Water. Des. The tankless water heaters shown here may or may not be suitable for your application, depending on other factors such as wiring/electrical needs, home plumbing configuration, water quality, and more. Routes. The major criterion in pipe wall selection may not be from temperature and pressure, but from the availability of fittings and flanges. THERMOWELLS Thermowell Design and Selection Criteria 91-8 TW-1 A thermowell is a pressure-tight receptacle that protects and extends the life of a temperature sensor in processing applications where the sensor is not mechanically or chemically compatible with the process environment. Pipeline Selection Guidelines Selection Criteria for Pipe, Pipe Fittings and Interconnection with New and Legacy Corporation Pipelines Uncontrolled if Printed Page 7 of 63 Pipe Support function, Pipe Material of construction; The magnitude of expected operational and occasional load, Available space limitations, Design temperature of the piping system, Expansion effects of the piping systems, 4) Reinforced Concrete Pipe (RCP). Lead service lines NTNC Other A. Process Piping Fundamentals, Codes and Standards – Module 1 A.Bhatia 5 • Schedule 80 steel pipes will be heavier and stronger than schedule 40 pipe. Base selection of pipe type for a culvert or storm drain system on strength, hydraulic conductivity, constructability, and durability using the following criteria: • Evaluate strength and hydraulic conductivity using published methods and values. Criteria For Industrial Pipe Support Selection. Consult ANSI/MSS SP-58: Pipe Hangers and Supports – Materials, Design, Manufacture, Selection, Application, and Installation for details about hangers and hanger spacing. Process Piping Fundamentals, Codes and Standards – Module 1 A.Bhatia 5 • Schedule 80 steel pipes will be heavier and stronger than schedule 40 pipe. Pipe size. Part F of the Manual covers Bureau of Engineering sewer design. A 100 mm Schedule 80 pipe has an outside diameter of 114.30 mm, a wall thickness of 8.56 mm, giving a bore of 97.18 mm. industrial pipe support types and their selection criteria is available in our digital library an online access to it Nominal pipe size: Specifies the outer diameter of pipes in either series A or series B. We recommend drop pipe size be selected to limit the maximum friction loss to 5’ per 100’ of pipe. 1, December 1994 ... same corrosivity criteria as for topside hydrocarbon piping systems. pipe supports, material traceability, gasket selection, as-built tolerances, insulation, cleaning for special process, etc. Insulation & Cladding on Piping. Important criteria for selection of material are, 1. Too much Cincinnati Fan Engineering Data catalog. When a pipe is made from a plate, the accompanying fittings may be special order, and affect the critical path. Filter Layer (optional) Sand filter layeris separated from base above and native soils with geotextile. Pipe stress analysis is only one portion of piping engineering. This type of tubing has high mechanical performance, high corrosion resistance, high weldability, high operational convenience, and high safety. The following guidelines are provided to assist in selecting a suitable valve for any application. by Lev Nelik. KSB offers a broad range of pump types to meet the Consider pipe sizing and motor power requirements before picking your pump. You are told to purchase a pump for your manufacturing facility that will carry water to the top of a tower at your facility. Engineering assessment based upon agreed alignment selection criteria is an important part of a linear project. The following factors should be considered in the selection of pipe materials for sewers: Technical factors Length of pipes: Individual pipe lengths vary considerably across the range of pipe materials. The Collins class submarines are Australian-built diesel-electric submarines operated by the Royal Australian Navy (RAN). It’s critical to weigh all your options and account for the multiple factors that will affect the oil and water pipe material selection process. Slip crushing affects the tension design and pipe selection. There are other major considerations before performing the stress analysis. The difference in the to DIN EN 10216 / 10217 / ISO 3183 / 10208 / 12007 / 10305 / 10255 / 10210 / 10219 / 10296 / 10297 12 –1 3 Seamless steel pipes for pressure purposes acc. Pipe Insulation (Hot & Cold) Material Selection & Application Revision 2.0, August 2014 Mineral Fibre Glass: Available as flexible blanket, rigid board, pipe covering and other pre-molded shapes. BUTTWELD FITTINGS MATERIALS ASTM A234 (WPA, WPB, WPC): Specification for wrought carbon steel and alloy steel fittings of seamless and welded construction. Perforated pipe installed for the full length of the permeable pavement cell, and non-perforated pipe, as needed,connected to storm drainage system. This calculator calculates required thickness of a pipe under internal pressure based on criteria specified in section 302.1.1 and 302.2.2 of ASME B31.3 Pressure Piping […] Selection Policy Page 1 of 8 PARK & PIPE DEVELOPMENT TEAM SELECTION CRITERIA UPDATED: December 1, 2021 The Freestyle Alberta Park & Pipe Development Team comprises the next generation of Provincial and National Freestyle Skiers representing Alberta in Provincial, National and International competitions. Criteria for Strainer or Filtration Sizing and Selection. Pumping Machinery LLC, P&S Editorial Advisory Board. August 7, 2019 By Patricia Lotich. Piping Materials Selection By: Varun Patel, B.E- Mechanical, PMP® Wiki Common user: Alexander AlUS 1 38. 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