Removed section 104. Welding was performed using the electric fusion method. 3) ERW carbon steel pipe within the weld is relatively close to zero, the naked eye is not visible; spiral steel pipe inside. Spiral-welded pipes are available in sizes from 600 mm to 3650 mm. MACKAY (07) 4842 8000 [email protected] mm: 1. Jindal Tubular USA manufactures large diameter Helical (Spiral) Seam SAW pipes (HSAW), utilizing advanced technology in a high-speed two-step process. Spiral welded pipe manufactured by the twosteps process is now accepted on international oil and gas lines pipe steels of yield strength up to 555MPa (X80) are produced. Engineering Services; Fabrication; Onsite Installation; Onsite Manufacture; Stainless Pickling & Passivation; Project Management; Markets and Product Applications. Typical Application. to 3 in. We stock large diameter heavy wall pipe, ranging from an outside diameter of 323. Email: sales. 2. Email : info@swarnabaja. Spiral-welded pipe is available in sizes from 24 in. b pipe Grade A Australia; astm a106 gr. 3 Way Reduced Port 1000 WOG Ball Valve – Threaded ‘T’ Port. Pipe shop produces spiral welded steel pipes Ф 480—1420 мм for construction of main oil&gas pipelines and oil products pipelines. “A fracture mechanics approach for analysing spiral weld pipes containing crack. 2 Industrial use of spiral welded pipelines Large diameter spiral pipes have been used with success in oil and gas projects for several decades. 00 7 14 Conveying, lowering and laying in position sleeve/swaged ended outercoated spiral welded pipes as of size mentioned below with specials in correct line and level upon levelled trenches. Spirally welded steel tubes with outer diameters (D) of 12″ (305 mm) and 12–3/4″ (324 mm) were utilized. capacity of 925. We can also supply quality Spiral Weld and Plate Rolled steel pipes up to 3000mm outside diameter. (4) Compared with LSAW pipes, spiral welds have poorer streamlines and serious stress concentration. E. FOB Price: US $600-700 / Ton. 1275, route 255, St-Félix-de-Kingsey, Qc, J0B 2T0 / Phone : (819) 848-2747 / 1-800-830-2747 / Fax : (819) 848-2830. Spiral forming is a widely used industrial method for the manufacture of large-diameter welded pipes from levelled steel strip. 5. 304 stainless steel is more corrosion resistant than steel. Telephone: (07) 3271 6000. com. 5 and 7. Standard & Specification : ASTM A-252 Gr. Welded pipes are fabricated in different metals such as aluminum, nickel, carbon steel, stainless steel & titanium. [17] used three dimensional (3D) shell model to predict the residual stresses in a long spiral pipe and. This engineer technical letter applies to U. Total 83 SPIRAL WELDED PIPE Products. Email: sales. Advantages. 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. The company manufactures ductile iron pipe, spiral-welded pipe, fire hydrants and valves for the waterworks industry, and electric-resistance-welded pipe for the oil and gas industry. IS 5504 (1997): Spiral Welded Pipes [MTD 19: Steel Tubes, Pipes abd Fittings] AMENDMENT NO. S. The NOKSEL pilot of CogniTwin aims at reducing energy consumption and average duration of machine downtimes, and cognitive twins for Spiral Welded Steel Pipes will enable predictive maintenance at the steel pipe plant. 5% of the nominal wall thickness. Aside from the standard range, The Metal Company can source or manufacture various spiral welded tube and fittings within New Zealand or internationally. The welded pipe is generally about 10 MPa, and the pressure of the seamless pipe is higher. The global market for Helical Submerged Arc Welded (HSAW) Pipes estimated at US$5. 5mm. 2mm. Welded pipes are fabricated in different metals such as aluminum, nickel, carbon steel, stainless steel & titanium. Engineering Services; Fabrication; Onsite Installation; Onsite Manufacture; Stainless Pickling & Passivation; Project Management; Markets and Product Applications. The SAW manufacturing process features state-of-the-art in-line quality monitoring stations at each stage of production. Dura-Bond Pipe produces API straight seam DSAW pipe in diameters ranging from 24” to 42”. A Saw spiral carbon steel pipe has a high-quality welding process. co. Location. Manufacturing Process. Carole Park, Queensland 4300. Spiral Tubes manufacture a wide range of spiral flighting for a wide range of industries and applications for use throughout Australia. Welded (ERW, LSAW, SSAW) steel line pipe: 1/2” to 60”. The pipe is cut to length and the ends are beveled if required. A spiral seam makes this duct strong and rigid. Ventilation Pipe; Grout Tube/Pre Stressing Tube; Our Services. To prevent those factors from this paper, present a. A252 spiral weld pipe, and A691 chrome moly pipe. If you have any questions or would like additional information, please call us at 1-800-541-7998 or email [email protected] put it in numbers, compared to a straight seam welded pipe, a spiral welded pipe’s wall thickness can be reduced by 10% to 25% while withstanding greater pressures. We can manufacture and supply. For larger pipe sizes, the electric resistance welding is used. Discover the world's research. Spiral Pipe Mills. Spiral Welded Tube, Pipe & Fittings; Joining Methods; Connection Methods. ASWP plans to build a state-of-the-art, spiral-welded steel pipe plant to service the South Central United States. Standard Fittings. Steel Aqueduct; Distribution and Transmission Lines (Coated and Lined)mechanism should be able to grind the spiral submerged arc welded pipe the inner and outer wel ds of the pipe end, grinding from 0 to 200mm from the pipe end internal and external welds. . The unit adopts spiral forming, and the welding adopts two steps of pre-welding and final welding. It has smooth interior for low friction loss with the grooved seam entirely on the outside. Spiral welded pipe (SSAW) – certified to Australian and International standards and used extensively in the marine piling market. b pipe for Oil and Gas; astm a106 gr. Plate or sheet is shaped into spiral form through using submerged arc welding (SAW) process. X80 spiral welded pipe was studied with its outer diameter 1219 mm and wall thickness 18. 6 mm: 2. Surface appearances: Natural, Varnished, Black painting, 3PE, FBE, etc. The edges of the rolled plate are formed to produce v-shaped grooves on the interior and exterior surfaces at the seam. 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. Contact Ashapura Steel today for a best offer & competitive quotation Of Carbon Steel Pipe and Tube. Weld reinforcement Inside: wall thickness < 7 mm: max. Spiral Welded Pipes And Tubes Market size was valued at USD 205. api 5l grade X42 erw round carbon steel pipe price. We are the leading Pipe & Tube Producer. 2. This is most common in marine structures, such as bridges, ports, and piers, but it can also be found in urban buildings. A trench filled with plastic tubing used for the installation of a geothermal residential heating and cooling system. AMERICAN’S diversified product line also includes spiral-welded steel pipe and fire pumps. Welded pipes are produced by cutting, bending, welding coils (ERW), or steel. The spiral pipes start with coiled steel that has certain angle winded. 3. AMERICAN Steel Pipe. Different pressures. Originality/value. 0. As welded pipe became predominant, using 50 percent of the material yield stress became widely accepted. 1 Billion in the year 2020, is projected to reach a revised size of US$6. Spiral forming is a widely used industrial method for the manufacture of large-diameter welded pipes from levelled steel strip. Company. The smooth interior prevents dust from getting trapped and building up inside the hose. Spiral welded steel pipes, e 250,e 350, thickness: 5 mm to 3. The majority of the finished product will be shipped within a 250- to 500-mile radius of the plant. Size. au . Therefore, straight seam welding is mainly used for small diameter welded pipes. When the spiral submerged arc welded pipe (SSAW) is a coiled steel pipe, its advancing direction has a forming angle (adjustable) with the centerline of the forming pipe, and the edge is welded while forming. strength. au. Ventilation Pipe; Grout Tube/Pre Stressing Tube; Our Services. OD and 0. You are in Spiral Welded Steel Pipe Indonesia. PVC-coated steel combines the strength of steel with the corrosion resistance of plastic. POTABLE WATER SUPPLY PROJECT. Such pipe is therefore typically produced in spiral pipe mills, where the pipe diameter is no longer a function of plate width. As with the lab-based trials, the Pipescan HD was used as the primary scanning tool to quickly identify in-service corrosion. Detail Product Spiral Welded Steel Pipe and Coating. 32. 22% from 2023 to 2030. Spiral welding is a specific method of welding that is used for manufacturing a continuous, longitudinally welded tube from metal strip or plate using an arc-welding process (usually submerged arc welding- SAW). Current Job Listings - ACIPCO. In this paper, efforts made at BSL, SAIL towards developmental of API X70 grade HR coils intended for SW pipes, have been presented. US$ 880-900 / Ton. Spiral welding pipe. Spiral Welded Tube, Pipe & Fittings; Spiral Lockseam Duct & Fittings; Product Information. The skelp is cut to the desired length, resulting in a flat rectangular sheet. b. Below are the most common gasket types: Manufactured from a wide range of metals to. The new pipe spirals its way from one manhole to the next. Brisbane office: (07) 3277 9785. The growing investments in oil and gas production and exploration, current implementation of the new pipeline projects and improving activity in the energy sector. CS Api 5l Spiral Welded Pipe. Our specialist welded spiral tubing mill offers tubing between the lighter gauges right through to heavier gauges in both mild steel and stainless-steel tubing and pipe. 58027. Welded Tube Mills and Welded Pipe Mills have been popular since modern flat rolled, or coiled, steel first make its way into the steel business more than a century [email protected] Welded Pipe Supplier Australia Wide. The main difference between the straight weld and spiral weld pipes lies in their manufacturing process. . STRUCTURAL STRENGTH. Spiral Duct Australia Pty Ltd have a solution for you. Wall thicknesses range from 1. Spiral 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) became applicable and new pipe‐forming machines were made available. upto X80 PSL2. 0 to 6. SPIRAL WELDED PIPE SYSTEMS. Call Us Today:1300 780 315. 0800 998 665. 1000 WOG Spring Check Valve. g. 1275, route 255, St-Félix-de-Kingsey, Qc, J0B 2T0 / Phone : (819) 848. It has a high deposition rate which allows for welding material of larger thickness. Melbourne. . SAW Pipes Price List. 54 to 71 in. Kami mengembangkan produk ini khusus untuk digunakan pada sistem udara dengan kecepatan dan tekanan tinggi. ,. Welded steel pipe are common pipe type with technology and craft of welding. AMERICAN SpiralWeld Pipe Co. Manufacturing welded pipe. Spiral weld fittings, including bends, tees, reducers and flanges, are available to suit spiral welded pipe. GREECE. Current Job Listings - SpiralWeld. ERW: 2″ thru 26″ up to 1. A full range of coated ERW, including 3-Layer Polyethylene (3LPE) for the general gas distribution market. Manufactured in accordance with AS 2041. In the section featuring this equation, nomenclature has also been alphabetized and W, the weld strength reduction factor, has been added. This strip is then roll formed into a pipe and is longitudinally welded. Our Range. ofAPI 5LS. com. 25+ million members;category of pipe or tube within each respective standard. 000. However, there is a lack of fundamental knowledge about their performance in terms of tensile. Transvent spiral tubing offer quality spiral tubing, Pier liners, Air conditioning spiral duct, sheet metal, and Piping solutions that are Australian-made at a cost-effective price in Sydney. A pipe made from the same strip material will show different properties depending on the production process. Because of the above reasons, the production speed of the spiral steel pipe is very slow. 4 x 8 mm To (600 NB x 10) 610 x 10 mm. Carbon (ERW & DSAW) Pipe Typical Sizes. IS: 3589, Fe. A full range of steel fittings and flanges. In stock and ready to ship. (100 mm) through 36 in. From our humble Brisbane beginnings, we’ve since expanded to have offices in both Perth and Auckland, and provide our services all across Australia, New Zealand, and the Pacific Rim. 4:2010. repeat"> Sai Steel Industries. e. Rolaweld is helically formed to produce a consistently cylindrical spiral welded pipe which exhibits exceptional strength with the. (875 mm). (2) Under the same pressure conditions, the spiral weld is subjected to less stress than the straight seam, which is 75% to 90% of the straight seam welded pipe, and thus can withstand a large pressure. Hot Rolled Steel coils of ArcelorMittal Temirtau (KarMet) are used as input material for pipe production which ensures almost 100% of local content share in final product. com. Spiral steel pipe production process and straight seam steel pipe is different: the strip coil as raw material, often warm extrusion molding, automatic double-wire double-sided submerged arc welding process welded spiral seam steel pipe. 76mm to 1500mm diameter (refer to chart) Pipe Thickness. As mentioned before, the manufacturing process for spiral pipes and ERW pipes is different. 4 JUNE 2010 TO IS 5504 : 1997 SPECIFICATION FOR SPIRAL. The forming case shapes the strip into a cylindrical shell with a spiral seam, which is welded by tandem SAW. Paper C-1-01- 1 WA Use of Dielectric Coated Spiral Weld Steel Pipe in Horizontal Directional Drilling Richard D. Sun, Y. This is because spiral steel pipe can be continuously produced. Manufacturing specification: Superior Pipe Fabricators. Welded Tube Mills and Welded Pipe Mills have been popular since modern flat rolled, or coiled, steel first make its way into the steel business more than a century ago. They are made from a coiled hot-rolled steel strip with a single continuous helical weld from end to end [1], [2]. auA detailed study is necessary to fully evaluate the tensile straining capacity of a spiral welded pipe. This facility, spread over 155 acres, manufactures Helical Seam (Spiral) SAW Pipes with anti-corrosion coating to API, ASTM, CSA, NACE & AWWA specifications. Common DSAW specs include; API5l, A252, and A139. d. au +61 7 49549900. 3mm~660mm Wall Thickness: 1mm~17. 83 Billion by 2030, growing at a CAGR of 5. CUSTOM FABRICATED SOLUTIONS. Spiral Welded Auger Barrel. HVAC. au. Spiral Welded Tubing. S. 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. PETRO-PIPE (SABAH) Sdn. PRD utilizes the proprietary “Free Forming” System to form the spiral pipe from coils of carbon steel and other metals. 4 mm. Tubes of this quality are suitable for use in the food industry. 000 tons between 14 inch to 100 inch diameter for oil, gas, water pipelines as well as piling applications. One of the main advantages of spiral weld pipes is their strength- they have a. 7. Types include continuous weld, electric resistance weld, seamless, hot rolled electric or double submerged arc weld pipe. 3 Way Reduced Port 1000 WOG Ball Valve – Threaded ‘L’ Port. Roladuct is Australia's market leader for Spiral Formed Ducting and Piping. 1mm-3500mm. 250" – 2. Sizes inside shaded areas denote available size and thickness of Spiral Welded. Stainless steel seamless pipe. S. US $400-450 / Ton (FOB Price) saw pipe api 5l x42 sch80 carbon steel pipe. Pipe type:Spiral seam welded steel pipe, Double-sided submerged arc welding steel pipe (DSAW steel pipe), helical submerged arc welded steel pipe,SSAW Pipe, SSAW Steel Pipe, Spiral Steel Pipe, Welded S. 4 mmLength: 6 Show More. 8 mm wall thickness > 7 mm: max. 1 Billion in the year 2020, is projected to reach a revised size of US$6. This creates a pipe structure in which the weld is as strong or stronger than the parent metal. 06 1 PRODUCT PROFILE 6- 16" - 6- 16" - 16" - 6-Spiral wound pipe technology has been the most widely used product in the Australian pipe renewal market. This process creates a straight, longitudinal seam down the very center of the pipe. Spiral weld pipes, helical submerged arc welding (SAW) pipes, are created by winding a steel strip into a pipe shape and welding it along its length. , 133 (2018), pp. Spiral Piers WE DO ON-SITE DELIVERY Metal Pier Liners around Brisbane and Sydney Pier Liner Options Our pier liners lead the way for concrete foundation forming. According to different welding methods, it can be divided into arc welded pipe, high frequency or low frequency electric resistance welded. Manufactured locally. While Mannesmann Grossrohr produces spiral-welded large-diameter pipes with diameters of up to 66 inches, Mannesmann Line Pipe is an international technological leader in the production of HFI (high-frequency inductive) longitudinally welded steel pipes. Some of these include HVAC, water treatment, dust and fume control, and waste/product transfer. ApplicationSpiral welded steel pipe is a low carbon structural steel or a low alloy structural steel strip rolled into a tube blank with a certain helix angle (also called forming angle), and then welded and made into a pipe joint, which can use a narrow strip steel production of large diameter steel pipes. EN. In addition, L. M. 4:2010. Our equipment can produce up to 20,000 metric tons of steel pipes annually. DIN 2458 WELDED STEEL PIPES AND TUBES. [email protected] 08 9456 4466. Auger tube is manufactured from spiral welded mild steel or stainless steel and is available in diameters from 100mm and wall thickness of 1. Perth. BRISBANE (07) 3246 9999 [email protected]. Spiral Tubes are produced as a heavy-duty spiral welded pipe with “full penetration” welds offering a superior strength. 5 –25mm • Pipe Length: 6. 1972, KPI was established as one of pipe manufacture in Indonesia produced spiral welded steel pipe with rang diameter 4-36 inch. Process. For the construction industry, Ostrava offers both seamless and spiral-welded tubes. Submerged Arc Welded Pipes (SAW) As a special business partner of well-known and leading manufacturers worldwide - from Canada and Europe to South Korea, ZAFFERTEC S. Call Us Today:1300 780 315. 2 Billion in 2021 and is projected to reach USD 323. Founded in 1905 in Birmingham, Alabama, AMERICAN is a manufacturer of fire hydrants, valves, ductile iron pipe and spiral-welded steel pipe for the waterworks industry and high-frequency-welded steel pipe for the energy and carbon capture industries. 2005, Diversified the product by adding 1st line of ERW/HFRW machine which. 5mm according to API 5L. Pressure Resistance. Dura-Bond Pipe produces API straight seam DSAW pipe in diameters ranging from 24” to 42”. BRISBANE (07) 3246 9999 [email protected] duct australia abn: 86 817 834 607. com. (60 cm) to 144 in. Stainless and mild steel spiral welded tube, pipe & fittings. The weld residual stresses of the spiral pipe have been extensively studied by finite element method (FEM) and experimental measurements. 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. Cheng. The most. SPIRALCO is a company specialized in the production of spiral-weld steel tubes and pipes. The Stainless Steel ERW Pipe is generally designed with a maximum outer diameter of 609mm. 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. Standard stock length for all stainless steel tubes is 6m. 1. 6mm and above and these are used primarily for spiral welded tube. G. Name. The spiral weld was prepared by submerged arc welding with “X” groove, and the morphology and size of welded joints are shown in Fig. DSAW carbon steel pipe is easily distinguishable due to its prominent and consistent ID and OD weld seam. DUST & FUME CONTROL. These pipes are usually are in large diameters forms and mostly used as long-distance pipelines in the energy sector as well as many other sectors such as. Select areas of known corroded spiral welded pipe spools were inspected for these field trials. astm a106 gr. 85 P= Pressure Rating (m. X We do not sell flanges,. 7 to 200 x 100. 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°. Note1: Theoretical bursting pressures are calculated using Barlow's formula for thin walles pressure vessels incorporating weld joint efficiency factor of 0. Galvanized steel has good corrosion resistance. Welding of high strength pipeline materials is also a. au . Engineering Services; Fabrication; Onsite Installation; Onsite Manufacture; Stainless Pickling & Passivation; Project Management; Markets and Product Applications. Spiral Pipe Basics. Standard welded pipe is in nominal lengths of 6. Another continuous process of producing pipe of large diameter (typically diameters 20–100 inches) is the spiral weld process. The $40 million investment will create 100 new jobs. SSAW Steel Pipe(Spiral Submerged Arc Pipe), Spiral Welded Pipe. Sheet Metal Connectors, Inc. 2mm to 5mm (refer to chart) Process. The welding speed is typically much faster than other arc welding processes, such as shielded metal arc welding (SMAW) or gas tungsten arc welding ( GTAW ). Forming and pre-welding (spot. An ERW pipe is produced by passing high-voltage current to longitudinally weld the piping component. Jijian (2015) built up a double-sided spiral welded pipe end grinding machine. We offer a range of duct fitting and accessories for you to choose from at Trans Vent Spiral Tubing in Brisbane, Sydney, and the Canberra area. The method enables screening of up to 100 meters of pipeline. 0 to 12. We can offer spiral welded pipes on FOR site basis, for ease of calculation for our customers. Spiral steel pipe (SSAW/ SAWH) is also called spiral welded pipe. Shandong Dorco Heavy Machinery Co. 6mm to 4mm. , in 1905. Steel pipe, using the submerged arc-welding process (SAW), is manufactured by Hall Longmore with a diameter ranging from 660 mm to 2540 mm and a Wall thickness from 4,5 mm to 19 mm. Choose from our selection of spiral pipe,. It can be produced with narrower strip steel. Army Corps. This table summarises the calculations and gives data equivalent to those in Table 3. China Large Diameter Spiral Pipe manufacturers - Select 2023 high quality Large Diameter Spiral Pipe products in best price from certified Chinese Pipe, Steel Structure suppliers, wholesalers and factory on Made-in-China. Custom manufacturer of welded pipe including spiral welded pipe. Concrete pumping lines. Normally welded steel pipe may divide into two categories such as electric resistance welded steel tube (ERW) and Spiral welded steel pipe. qld@roladuct. admin 2020-04-12T11:30:25+00:00 Tags: 304 ss welded pipe, 304 welded tube, 304l welded pipe, 316 welded tube, 316l welded pipe, 4 inch welded pipe fittings, 4 welded pipe, 4130 welded tube, 6g pipe weld, 8. Spiral 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) became applicable and new pipe‐forming machines were made available. These pipes are manufactured by the hot extrusion of stainless steel billets. ERW: 2″ thru 26″ up to 1. The Carbon Steel ERW Pipe can range up to 120 inches in outer diameter. Both pipes are composed of aluminum; 1016 mm in length; outer diameter 203. The spiral weld was prepared by submerged arc welding with “X” groove, and the morphology and size of welded joints are shown in Fig. 300 WOG Y Strainer. A carbon steel SAW pipe is an arc welding process wherein an arc is formed between the workpiece and continuously fed electrodes. 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. Spiral Welded Tube & Pipe Systems. It is. (5) The heat-affected zone of spiral submerged arc welded steel pipe is larger than that of LSAW steel pipe, and the heat-affected zone is the weak link of welded pipe quality. ( Turkey ) II-51 Specifications of Two Step Spiral Pipes Produced at Borusan's Spiral welded pipes are made from steel or other metals strip formed into a spiral and welded at their seams. 9mm to 1219mm with a variety of wall thicknesses. The advantages of spiral pipe are that it offers superior strength, increased corrosion resistance,. quote. S275JR-S355JR API5L X60 API5L X70. 3 Way Reduced Port 1000 WOG Ball Valve – Threaded ‘T’ Port. 3. Group Five Pipe also undertake turnkey contracts to design and install complete pipe-making factories. 2. C EFW Tubing in India. Standard 3m and 6m or made to your specifications or drawings. Our History. Capability: 2 x spiral mill + production line; fittings fabrication • Pipe Diameter: 114 –2,500mm • Pipe Thickness: 4. 7°. Various lengths and sizes. com. Manufacturing Process. Spiral Welded Tube, Pipe & Fittings; Spiral Lockseam Duct & Fittings; Product Information. We also carry A139-B, A252 spiral weld pipe, and A691 chrome moly pipe. AMERICAN SpiralWeld Pipe. Spiral welding process is used for manufacturing large diameter pipes from strips. Metallica is. net. ID. 85 as outlined in AS 4041. Wall Thickness: 6mm-25. 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. The rate. Spiral Tubes can also provide the centre pipe upon which the continuous flighting or segmented flighting is mounted. The NOKSEL case of CogniTwin is performed in NOKSEL’s İskenderun plant. It is made by rolling a low-carbon structural steel or low-alloy structural steel strip at a certain helical angle (called a forming angle) into a tube blank, and then welding the tube seams. Available specifications: Straight or spiral welded formats; Very large. P= (2 x ST / D) x 0. 1978, KPI invested additional machine SPM 2000 to produce spiral welded steel pipe with rang diameter 16-80 inch. 6mm to 5mm. 2. 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. 1. Spiral welded pipe is one of the most widely used pipe products in the Philippines. Pipe sections canBerg also produces 180,000 tons of Spiral pipe each year in its Mobile facility. 5 mm Non-destructive examination Ultrasonic testing of spiral weld, 100% visual examination, dimensional checks Material certificate according to EN 10204/3.