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 and lobster back bends 101spiral welded pipe brisbane A spiral-welded pipeline is produced by twisting metal strips into a spiral shape and welding the edges where they join to form a seam

, in 1905. Adjust the decrement of the squeeze roller to control the weld seam gap at 1~3mm, and make both ends of the weld joint flush. The Spiral Welded Carbon Steel Pipe is produced from coils of the same material. Common diameters range from 4 inches (102mm) through to 20 inches (508mm) and material thicknesses, or gauge – range from 1. Spiral pipe manufacturing has come a long way in recent decades. 1016x10 up to 320x12,5 mm Spiral Welded Steel Pipes. ERW welded steel pipe weld defect types is less than the SAW welded. 3,650,015 for method and apparatus to manufacture spiral weld-seam pipe. Spiral welded tube. Carole Park, Queensland 4300. 4 mm. Sharjah Steel Pipes Manufacturing (SSPMC) is a major spiral welded pipe supplier to the Middle East construction, petroleum and water sectors. 2 Industrial use of spiral welded pipelines Large diameter spiral pipes have been used with success in oil and gas projects for several decades. SPIRAL WELD PIPE. 6mm to 4. Rolaweld is helically formed to produce a consistently cylindrical spiral welded pipe which exhibits exceptional strength with the. In the distant fields, they spring up, towering above farmland. Fittings have male ends with a slightly smaller diameter to press-fit into duct. 2. com. 4, and the operating pressure. 1 Billion in the year 2020, is projected to reach a revised size of US$6. 4 x 8 mm To (600 NB x 10) 610 x 10 mm. The pipe seam is then welded by an arc welder in a single pass on the interior and exterior surfaces. Process. Seamless pipes are usually manufactured for a nominal size of 24 inches or less. We can offer a full range of round or oval ducts & tubing, with either a 4 ply lock seam, or automatically butt welded heavy wall pipe. 5mm. We consistently deliver innovation in pipe supply with high-quality products and vast supply capacity. Los Angeles, CA Custom Manufacturer* $1 - 4. S275JR-S355JR API5L X60 API5L X70. CN108500559A 2018-09-07 A kind of manufacturing method of super large caliber heavy wall X80 steel-grade spiral submerged welded pipe. Nowadays many new developments have undertaken in Line pipe manufacturing with new technologies and equipments basic process of Line pipe (spiral) manufacturing. Spiral submerged arc welded pipe spiral weld distribution, long weld, especially in the dynamic conditions of welding, the weld is too late to leave the molding point of cooling, easy to produce welding hot cracks. 0 to 6. In the past, due to the method of manufacture, Spiral Welded. The production method is continuous and discontinuous. Spiral Duct Australia has emerged as a leading manufacturer of air management and water transfer solutions over the last 20 years. Learn about the 3 types of steel pipes used in the petrochemical industry: seamless, ERW (electric resistance welding), and LSAW (longitudinal submerged arc welding). Spiral Weld; Lockseam; Material Selection; Product. The weld or seam in these pipes is in the form of a spiral. (06) 755 9155 Fax: (06) 755 4153. Carole Park, Queensland 4300. The report provides separate comprehensive analytics for the US, Canada, Japan, Europe, Asia-Pacific. FOB Price: US. Spiral welded pipe is also a kind of welded pipe. (2007). 4 mmLength: 6 Show More. It is difficult to butt weld these pipes on the spot. SSAW Steel Pipe(Spiral Submerged Arc Pipe), Spiral Welded Pipe. The screw pitch of weld is 1760 mm, and its helix angle is 24. Spiral-welded steel pipe applications include. The direction of the crack is parallel to the weld and is at a certain angle to the axis of the steel tube, typically between 30-70°. 109 in. I. p. m. 5. The spiral weld was prepared by submerged arc welding with “X” groove, and the morphology and size of welded joints are shown in Fig. The Carbon Steel ERW Pipe can range up to 120 inches in outer diameter. The strip is positioned to the correct helix angle. Containing good content of chromium, they have good corrosion. Current Job Listings - ACIPCO. 3 Piece 1000 WOG Ball Valve – Threaded. This engineer technical letter applies to U. , founded in 1925, is a manufacturer of spiral weld pipes and lock seam spiral weld pipes made from steels in accordance with ATM A-139 or ASTM A-211 for the construction, material handling, paper mills, dredging, and mining industries. For added strength and distributed joints, the coils are welded from end to end spirally and make stronger pipes. The spiral shape is not simply an extrusion of a circle; it requires. manufactures steel pipe up to 144 inches in diameter. B. 01. This Patent is the foundation for PRD s proprietary technology. Email: sales. 4:2010. Toggle navigation. . 1 in line with the respective pressure vessel code (2014/68/EU) 0320+. Call Us Today:1300 780 315. Brisbane and. Spiral welding process is used for manufacturing large diameter pipes from strips. com. These pipes can be produced in customize sizes without any restrictions. Some specifications cover only seamless pipes (e. Naylor Spiral Buttweld can be furnished in industrial standard lengths of 20'0"; line pipe standard lengths of 40'0", 50'0" and 60'0"; and structural lengths up to 93'0". Read it out on welded pipe was first introduced on an industrial basis in the United States in 1880, but the technology used for pipe production today traces back to 1960s when submerged arc welding (SAW. Nucor Skyline has vast experience in manufacturing pipe piling products for the North American steel foundation industry. Spirally welded steel tubes with outer diameters (D) of 12″ (305 mm) and 12–3/4″ (324 mm) were utilized. Company Profile. This article describes examples of the spiral welded pipe failures. Name. The difference from ERW is the difference in welding process. DSAW carbon steel pipe is easily distinguishable due to its prominent and consistent ID and OD weld seam. Tabel Ukuran Pipa Spiral Welded. Market Segment. au . Hobart. a modern and automated spiral pipe plant has been built with water front access in the Port Klang area. To extend service life of pipes, they. Launceston. Manufacturing Process. AMERICAN Steel Pipe. Weight of Mild Steel Spiral Welded Tube (all weights in kg/meter) Diameter Guage ; Metric mm Imperial inches 1. 3 Way Reduced Port 1000 WOG Ball Valve – Threaded ‘L’ Port. The advantages of spiral pipe are that it offers superior strength, increased corrosion resistance, 360-degree circumferential strength, high-pressure rating, ability to withstand extreme weather conditions and even- wall thickness. With our prompt delivery to your job site, you’ll be able to finish on time and. Kolkata, West BengalSpiral Welded IS 3589 Pipe are also very easy to work with when it comes to welding, grinding, machining, cutting, or bending. The main parts, which are the middle parts, in other words the investigational parts of the girth welded pipeline sections, were cut from operating pipelines after long-term operation. Pipe Diameter. POTABLE WATER SUPPLY PROJECT. Manufacturing Process. Recently there has been more interest in the use of spiral wound linepipe, due to the following reasons:There are five new SAWH pipe mills in America with "state-of-the-art" technology. The length of the spiral pipe is much longer than that of the ERW steel pipe, and the defect rate is also increased. Naylor Spiral Buttweld Pipe features two welds along the spiral seam. Its mills is capable of producing spiral welded steel pipes from 100 mmØ to 3,600 mmØ with wall thickness from 3. Optional corrugations are available which increase the rigidity of the pipe by approximately 300%. C EFW Tubing in India. This creates a pipe structure in which the weld is as strong or stronger than the parent metal. 6mm and above and these are used primarily for spiral welded tube. Types of welded pipes include pre-coated/pre-lined pipes,. welded pipe. The submerged welding process protects the steel from contamination of impurities in the air. Spiral welded Pipe. The seamless steel pipe uses steel billets or solid tube blanks. to 380mm [10]. Retailer of Spiral Welded Pipes - Spiral Welded Steel Pipes, Spirally Welded Ms Pipe, Large Dia Pipes and MS Spiral Pipe offered by Sai Steel Industries, Ahmedabad, Gujarat. Spiral Weld Steel Pipe(SSAW Steel PIPE) Additions: Thickness: 5~30mm Diameter: 219mm-3520mm Material: Q195,Q215,Q235,Q345(B,C,D,E) Certification: ISO9001, BV, API Standard: ASTM GB DIN API IS EN BS. Smooth-Flow Flexible Duct Hose for Dust. com. SAW Pipes Price List. Spiral Welded Auger Barrel. Dura-Bond Pipe produces API straight seam DSAW pipe in diameters ranging from 24” to 42”. au . Stainless and mild steel spiral welded. Mielke P. USE OF SPIRAL WELDED PIPE PILES 1. Design of a novel grinding end-effector for spiral welded pipe. Request quotations and connect with Brisbane manufacturers and B2B suppliers of Flanges. Sizes inside shaded areas denote available size and thickness of Spiral Welded. CRETE ISLAND APOSELEMI PROJECT. a. Specialist Pipe Coatings. Seamless and welded pipe : Martin furnace, basic-oxygen or electric furnace: Phosphorus, maximum (%) : 0. 1000 WOG Spring Check Valve. Smooth-Flow Flexible Duct Hose for Dust. com. Specification: OD: 219. 5mm. Spiral weld pipe mills became popular in the United States in the 1950s due to the introduction of automatic welding systems. F. Do you need an air conditioning spiral duct for your business around Brisbane, Sydney or Canberra? Trans Vent Spiral Tubing Pty Ltd can assist you. Outer Diameter: 219. However, the multi-step helical forming process and post-treatment. American Piping distributes an extensive selection of welded pipe, including Electric Resistance Welded (ERW) and Double Submerged Arc Welded (DSAW) carbon steel pipe. The spiral weld was prepared by submerged arc welding with “X” groove, and the morphology and size of welded joints are shown in Fig. Harnessing the capabilities of polyethylene, we provide products that solve common. (4) Compared with LSAW pipes, spiral welds have poorer streamlines and serious stress concentration. A spiral seam makes this duct strong and rigid. Our History. The majority of the finished product will be shipped within a 250- to 500-mile radius of the plant. api 5l grade X42 erw round carbon steel pipe price. Welded steel pipe are common pipe type with technology and craft of welding. You can get high quality Spiral Welded Pipe & Auger Tube in the Queensland. The company, based in Chicago, IL, offers conventional wedge lock couplings, flanges, hinged. Company Profile. The skelp is cut to the desired length, resulting in a flat rectangular sheet. Tube over 4″ (101. P= (2 x ST / D) x 0. Company. US$ 880-900 / Ton. Call in advance to order or send us an email and we will call you. Jsc spiral welded slotted stainless steel pipes Iron ms round hollow welded pipe, for industrial, size: 100. 3mm~660mm Wall Thickness: 1mm~17. phone: 03 9587 4185 address: 4 walker st braeside vic 3195. Spiral Weld Pipe, as the name implies, is a steel pipe which has a seam running its entire length in a spiral form. Square (mm) 12 to 150 A/F. However, compared with the straight seam pipe of the same length, the length of the welded pipe is increased by 30-100%. Email: sales. au . FOB Price: US $600-700 / Ton. ERW: 2″ thru 26″ up to 1. Double Submerged Arc Welded (DSAW) steel pipe is available in straight and spiral welded formats and used in a variety of applications. CALL US: 03 9587 4185 WE ARE OPEN MONDAY TO FRIDAY 7AM - 4PM Manufacturing spiral welded tubes and spiral welded pipes, spiral flighting and spiral tube fittings for a wide range of industries and applications for use throughout Australia, we pride ourselves on quality service with precision manufacturing and fast shipping Australia-wide. The forming case shapes the strip into a cylindrical shell with a spiral seam, which is welded by tandem SAW. The welding arc is then submerged under a flux. Features of this mill, include a planer type edge preparing machine and a traveling plasma cutter. SPIRAL DUCT AUSTRALIA Industry Leading Quality. PERMISSABLE VARIATIONS. CUSTOM FABRICATED SOLUTIONS. WT: 6mm ~ 25mm (Up to 1'') LENGTH: 6mtr ~ 18mtr, SRL, DRLSpiral Pipe, dikembangkan dengan cara terbaik. . Contact Ashapura Steel today for a best offer & competitive quotation Of Carbon Steel Pipe and Tube. Founded in 1905 in Birmingham, Ala. IS 5504 (1997): Spiral Welded Pipes [MTD 19: Steel Tubes, Pipes abd Fittings] AMENDMENT NO. Contact us NSW Location 38 Peachtree Rd, Penrith, 2750, NSW 02 4731 6100 Mon – Fri: 7:00am – 4:00pm, Sat – Sun: Closed Queensland Location 183 Jackson Rd, Sunnybank Hills, 4109, Queensland 07 3848 6100 Mon – Fri: 7:00am – 4:00pm, Sat – Sun: ClosedThe "Spiral Welded Pipes And Tubes Market" research report 2024 provides a thorough and in-depth study of the industry's segmentation based on Types, Applications, and Regions. We also supply Seamless A/SA333 Grade 1/6 Pipe for your Low Temperature Service applications. Find high-quality stock photos that you won't find anywhere else. Minneapolis, MN 55432 LOCALLY CALL: 763-572-0000 TOLL FREE: 1-800-328-1966 FAX: 763-572-1100 ROCKFORD, IL. Producing spiral welded pipe is also generally efficient and cost-effective. b pipe for Oil and Gas; astm a106 gr. 251-260, 10. Chrono Pipe Group Corporation is a Philippine-based manufacturer of large diameter spiral welded steel pipe. a. AMERICAN SpiralWeld Pipe Company manufactures spiral-welded steel pipe in diameters up to 144 inches. Spiral welded pipes in the Philippines are used in various industries, from water engineering to urban construction. -4". The spiral welding is mainly used for large diameter. com. Spiral Butt Welded. Address: 1820-1880 Elizabeth Drive; Kemps Creek, New South Wales 2178; Telephone: (02) 9826 1800 Facsimile: (02) 9826 1700 Email: sales. The small and medium. Dong et al. 7°. Spiral Welded Pipe. Spiral-welded steel pipe. b carbon steel pipe Welded; astm a106 gr. Manufacturing specification: Superior Pipe Fabricators. Welded pipes are produced by cutting, bending, welding coils (ERW), or steel. , 2021 – 2029. Welded and seamless steel pipe piles. Contact our sales to order spirally welded pipes and water mains from SSAB's stock or straight from the mill. Forming and pre-welding (spot. Because they’re lightweight and cost-efficient, we’re sure that we’ll have what you need. Size : OD:219-3500mm WT:1. nsw@roladuct. (60 cm) to 144 in. Spiral Welded Tube & Pipe Systems. Defects in seamless pipe or in the parent metal of welded pipe will be considered unacceptable when the depth of the defect is greater than 12. 4mm Length: 3m-12m Standard and Classfication of SSAW Steel Pipe. However, the multi-step helical forming process and post-treatment. It covers the. AMERICAN SpiralWeld Pipe Co. Sheet Metal Connectors, Inc. Spiral Welded Pipe Surface Treatment Method 1. Manufacturing welded pipe. GST No. [17] used three dimensional (3D) shell model to predict the residual stresses in a long spiral pipe and. 2. Located at 2061 American Italian Way in Columbia, S. SPIRALCO is a company specialized in the production of spiral weld steel tubes and pipes. 3) ERW carbon steel pipe within the weld is relatively close to zero, the naked eye is not visible; spiral steel pipe inside. Our equipment can produce up to 20,000 metric tons of steel pipes annually. This table. The growing investments in oil and gas production and exploration, current implementation of the new pipeline projects and improving activity in the energy sector. 8 – 63. 6mm to 4mm. To. The piles are available in 8” (203. SPAIN. AMERICAN SpiralWeld Pipe Company manufactures spiral-welded steel pipe in diameters up to 144 inches. Currently, they use a two-sided fixed grinding machine, this innovation has some scarcities, manual control, and manual operation, Poor leading time and require a highly experienced employer, Spiral welded pipe standards require. Our Supply range for API 5L welded line pipe. 6mm), the forming cost is higher, which is even 8%~15% higher than ERW steel pipe. Hydrostatically tested pipe lengths range from 30' – 60', wall thicknesses from 0. Pipe Length. Thus, the lockseam carries the load. TWI has worked with the Kuwait Oil Corporation (KOC) to find the root cause of failure in a critical high-pressure wet sour service gas pipeline in West Kuwait. The ERW pipe will display higher YS compare to spiral welded pipe, as the YSCarbon Steel Welded & Seamless Pipe; Carbon Steel Heat Exchanger, Hydraulic and Pneumatic Tube;. Naylor Spiral Buttweld Pipe features two welds along the spiral seam. The DMAIC method has been used for the first time to improve the dimensional quality and weld quality of spiral pipes. However, there is a lack of fundamental knowledge about their performance in terms of tensile. This paper investigates the. Steel Pipe for Ordinary Structure. Burst and explosion test show that due to the helically wound seam and the high toughness proper- ties in the circumferential directions-the spiral welded pipe has an inherently higher safety margin against crack larger man entry sized pipes and continues to occupy a niche position today. Quality SSAW Steel Pipes at Best Prices, Buy Spiral Pipes in India with Low Prices!. Once the desired shape is made, this is then welded together down the length of the pipe. API 5L is a set of specifications developed by the American Petroleum Institute (API) that governs the manufacturing and quality control of steel pipes used in the oil and natural gas industries. This is most common in marine structures, such as bridges, ports, and piers, but it can also be found in urban buildings. Spiral Welded Tube, Pipe & Fittings; Spiral Lockseam Duct & Fittings; Product Information. Below are the most common gasket types: Manufactured from a wide range of metals to. Below is the specification range for sprial welded pipe supplying. au . Both inside and outside welds are performed. to 3 in. 76mm to 1500mm diameter (refer to chart) Pipe Thickness. PSUK can offer a full range of materials, grades and specifications can be offered to suit requirements for the UK water networks schemes in the potable, non. Richards Pipe & Steel, Inc. Auger Components. LSAW, spiral weld and Stainless: Pipe (Welded and Seamless), Pipe Fittings (Butt Weld, Socket Weld and Threaded),Tube, Tube Fittings, Coil. api 5l water pipes, api 5l X42 spiral steel pipe,api 5l X42 spiral welded steel pipes. S235JR. au. Carbon steel pipes (A53, A333, A106, and API 5L) have the largest market share, as they can be used for most high- and low-temperature applications; The main use of stainless steel pipes is for anti-corrosive. Classfication Standard Main Products Line Pipe: API 5L PSL1/2 Line pipe Casing API 5CT/ ISO 11960 PSL1. welded pipe. 10 Tons (MOQ) After-sales Service : 24hour Online; Warranty. Spiral welded pipes have gained interest for application in strain-based design related projects. A continuous plate strip is rolled to the required width and wall thickness and hot-rolled into a coil similar to the ERW plate coils. Manufacturing spiral welded tubes and spiral welded pipes, spiral flighting and spiral tube fittings for a wide range of industries and applications for use throughout Australia,. SSAB applies the General Conditions, ALBIF 2000, for deliveries with the addition that the parties will comply with applicable legislative and regulatory requirements and refrain from participating in any corrupt. First, a coil of hot rolled wide strip is mounted into the straightening machine. ERW pipes have a 100% weld coefficient. ms spiral welded pipes (sail make) as per is 3589 from 500 mm nb to 1600 mm nb pipes of different thickness 6 mm to 12. com. Submerged arc welding (SAW) requires the addition of media (welding wire, flux), and ERW does not Need, ERW is melted by heating at intermediate. (472982-K) (PPS) through its Group is the most experienced spiral pipe manufacturer in Malaysia with an extensive track record dating back to 1983 when the first spiral weld pipe manufacturing plant PPI Industries Sdn Bhd was established in Prai, Penang. Quality SSAW Steel Pipes at Best Prices, Buy Spiral Pipes in India with Low Prices! Spiral Welded Pipes Available in Outside Diameter Range from 18″ to 100″, with Length of 6 Meters to 12 Meters, and in thickness upto 25mm. Spiral Line: 2 + 1 spiral pipe forming machines. ’ (MTD 19). Spiral welded pipe manufacturing process; Spiral welded mild steel pipe, size/diameter: 16 inch, round; 50 mm ms spiral welded pipe, round, thickness: 5 mm; Mild steel welded spiral pipes / mild steel welded spiral pi. We are. Surface appearances: Natural, Varnished, Black painting, 3PE, FBE, etc. ofAPI 5LS. DUST & FUME CONTROL. 1 / 4. Hydrogen permeation and distribution at a high-strength X80 steel weld under stressing conditions and the implication on pipeline failure. In this proposed work, for the first time, research on the implementation of Six Sigma in the pipeline and welding industries on two online spiral production machines has been investigated. Type: RD27 Coupling Joiners (For Fitting) TYPE: RD26 Coupling Joiners (For Duct) Rolled Angle Flanges Lockseam or Welded; Over. Spiral Welded Tubing. AMERICAN’S diversified product line also includes spiral-welded steel pipe and fire pumps. A stainless steel welded pipe is cold rolled flat strip or sheet and then made circular using a bending machine. BRISBANE (07) 3246 9999 qldsales@atlassteels. performance and that spiral-welded line pipe performs as good as longitudinal welded linepipe in terms of local buckling behavior. BRISBANE (07) 3246 9999 [email protected]. We are capable of manufacturing high quality SSAW carbon steel pipes in the diameter of 8” to 48” (219mm to 1220mm), in wall thickness from 4mm to 12. Diameters can range from 100mm through to 1600mm and material thicknesses range from 1. In the section featuring this equation, nomenclature has also been alphabetized and W, the weld strength reduction factor, has been added. Though both SAW pipes and ERW welded pipes all have weld seam. For the construction industry, Ostrava offers both seamless and spiral-welded tubes. USE OF SPIRAL WELDED PIPE PILES 1. 9mm to 1219mm with a variety of wall thicknesses. Upon reaching the. This table summarises the calculations and gives data equivalent to those in Table 3. Spiral Tubes can also provide the centre pipe upon which the continuous flighting or segmented flighting is mounted. ท่อมีตะเข็บ (Welded pipe) คือ ท่อที่ผลิตโดยการน าแผ่น คอยล์เหล็กม้วนมาคลี่ออกและท าการพับแผ่นเหล็กเพื่อขึ้นรูปให้เป็นThe Making of Helical Spiral Welded Pipes . Address: 216 Cobalt Street. 011. Current Job Listings - SpiralWeld. CUSTOM FABRICATED SOLUTIONS. , 133 (2018), pp. Ambica Tubes Taltala, Kolkata 79, Lenin Sarani Commercial Point, 4th Floor, Room No. Slotted casing pipe – seamless and ERW. This engineer technical letter establishes guidance for expanded use of spiral welded pipe (SWP) piles Corps-wide to include sites having soft soils and low probabilities for seismic shaking and extreme cold temperatures. Metallica is. com 2015. 0. Spiral welded (submerged arc welding) steel pipeline sections with girth welds were examined. Our offer light gauge through to heavier gauges in both mild steel and specific grades. Feel free to contact us any time our support team is available to answer your questions Call us +91 88504 06626 or mail us. Wall Thickness: 6mm-25. The spiral steel pipe sends the strip steel into the welded pipe unit, and after multi-roll rolling, the strip steel is gradually rolled up to form a round tube billet with an opening gap. The most. 5 mm Non-destructive examination Ultrasonic testing of spiral weld, 100% visual examination, dimensional checks Material certificate according to EN 10204/3. 8 mm wall thickness > 7 mm: max. Smooth wall and spiral welded pipes are modeled and compared. Cold bending of a spiral pipe was very difficult in the past, but thanks to better manufacturing processes, it can be bent even easier than a steel pipe with a straight weld seam. Range of Thickness: SCH 10 to SCH 160. Ventilation Pipe; Grout Tube/Pre Stressing Tube; Our Services. 4 mm. Jindal Tubular USA, LLC is strategically located in Bay St. However, there is a lack of fundamental knowledge about their performance in terms of tensile. Roladuct Head Office - NSW. AWWA C200 Spiral Welded Pipe. Length. Call : +91-93200 06141. 500” (2. Concrete pumping lines. net. US $400-450 / Ton (FOB Price) saw pipe api 5l x42 sch80 carbon steel pipe. We stocks & supplies Seamless Chrome Moly Pipe for your the Power, Petrochemical, and Refinery applications. Spiral pipes are often used in piling foundations and systems of structures. Furthering the studies, I found an excellent work done by TWI entitled "Spiral Welded Pipe for Oil and Gas: State of the Art" [6] which brings great technical information on SAWH pipes. com. Call today. AMERICAN SpiralWeld Pipe. ASTM A36 1000mm LSAW SSAW Steel Pipe Large Diameter API5l 5CT Oil and Gas for Sch 40 Carbon Steel Spiral Welded. 1 of 15 Acoustic Velocity Determination for AUT on Spiral Pipe Girth Welds Ed GINZEL 1 Henk VAN DIJK 2 1 Materials Research Institute, Waterloo, Ontario, Canada e-mail: eginzel@mri. STRUCTURAL STRENGTH. 1000 WOG Spring Check Valve. This engineer technical letter establishes guidance for expanded use of spiral welded pipe (SWP) piles Corps-wide to include sites having soft soils and low probabilities for seismic shaking and extreme cold temperatures. upto X80 PSL2.