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Causes of Cracking of Welding Seams of Power Station

Spiral submerged arc welded (SSAW) pipes has spiral welding joints and the pipes are welded and formed at the same time. The strip steel with the same specification can produce SSAW pipes with various diameters. The welding joints can avoid major stress and have better force resistance. China Contruction Materials/ DIN En API 5L SSAW/Hsaw China Contruction Materials/ DIN En API 5L SSAW/Hsaw High Strength Spiral Welded Steel Pipe/Tube for Oil and Gas, Find details about China Oil Tube, Steel Tube from Contruction Materials/ DIN En API 5L SSAW/Hsaw High Strength Spiral Welded Steel Pipe/Tube for Oil and Gas -

China Spiral Submerged Arc Welded Steel SSAW Seamless

Spiral Submerged Arc Welded Steel SSAW Seamless Steel Pipe. Standard API 5L, ASME B36.10M-1996, ASTM A106/A53 GRB, ETC O.D. 0.5 inch - 125 inch Length 6-12m Steel Grade J55,N80,K55,X42,X46, X52,X56,X60,X65,X70,L245,L290,L320,L360, L390,L415,L450,L485,Q235B, Q345 W.T 2.77mm~60mm Surface Oiled, bare, black painting Technique spiral welding HSAW Pipes - Helical Submerged Arc Welded Pipes Latest Weather proof in nature, this HSAW Pipes is made with the use of mild steel. These pipes are best in working and widely demanded in commercial and constructional places to have leak proof supply of liquid and gas. In addition to this, these pipes are rust proof and completely safe to use for several years. Hsaw steel price tube Manufacturers & Suppliers, China hsaw steel price tube manufacturer/supplier, China hsaw steel price tube manufacturer & factory list, find qualified Chinese hsaw steel price tube manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.

LSAW Steel Pipe, DSAW Steel Pipe, Welded Steel Pipe

Straight seam welded steel pipe (lsaw steel pipe), Double-sided submerged arc welding steel pipe (dsaw steel pipe), longitudinal submerged arc welded steel pipe, high frequency straight seam welded pipe. Grades of LSAW Steel Pipe:For pipeline:API 5L GR.B, X42, X45, X50, X60, X60, X65, X70, X80. For piles:ASTM A252. Sizes of LSAW Steel Pipe: Large Diameter Corrugated Steel Pipe Straight WeldedASTM A409 Welded Large Diameter Austenitic Steel Pipe. ASTM A409 Welded Large Diameter Austenitic Steel Pipe for Corrosive or High Temperature Service. Covers standard specification for straight seam or spinal seam electric-fusion-welded EFW, light-wall, austenitic chromium-nickel alloy steel pipe for corrosive or high temperature service. Products - IGL Group.Featured products and grades:Line pipe ERW, DSAW, LSAW, HSAW (spiral weld), SMLS, straight seam API 5L X grades Valves ball, gate, globe, check, plug, butterfly, needle and direct gas, gas over oil and pneumatic automation and controls All Products are as per API specification. Any specific changes in chemistry, coating, and lengths []

SSAW Pipes, Spiral submerged-arc welding pipes,Spiral

Welding of hot rolled steel coils takes spiral form after passing through preforming and forming rolls. Excellent exterior weld quality at high production speeds is provided by double submerged arc welding process. Manufactured pipes are cut to the desired lengths at the exit of the pipe machine. Spiral Welded Steel Pipes - Spiral Welded Steel Pipes 3 meter, 6 meter, 9 meter, 18 meter. Brand. Hitech Metal And Tubes (ISO 9001:2008 Certified Co.) We are highly acclaimed as a prominent organisation involved in manufacturing and supplying supreme quality Spiral Welded Steel Pipes Spiral Saw Pipes. Our offered pipes are extensively used in manufacturing units, various industries and for spreading pipeline channels. Spiral submerged arc welding - Sunny Steel(7) the welding and soldering are used outside the United States Lincoln welding machine for single or double wire submerged arc welding, to obtain stable welding specifications. (8) After welding the weld line continuous ultrasonic injury checked to ensure 100% coverage of non-destructive testing of spiral weld.

Steel Spiral Tube Factory, Steel Spiral Tube Factory

The Steel Spiral Tube Factory and Steel Square Tube, Round Steel Tube, Welded Pipe products are usually used to get more enegy for specific effects. For example, soil and water can grow food, wood can be burned to provide heat or to build shelters. Sturdy, Stainless high strength spiral welded steel pipe The high strength spiral welded steel pipe you can find on the site are generally built using hot-dipped technology to prevent rusting and weakening of the structural elements. With seamless welding quality, these high strength spiral welded steel pipe are annealed with nitrogen protection and are polished with utter professionalism. These products are made of robust materials such as carbon steel, Types of Oil & Gas Pipes:Seamless, ERW, LSAW Dec 20, 2018 · The most common welding technique used for oil and gas pipes is the so-called high-frequency induction technology (ERW-HFI), consisting in the application of an induction current on the outer surface of the pipe able to generate a robust seam weld and join the two sides of the steel

Waterline Pipes - Manufacturer of Stainless Steel Pipes

CS Spiral Welded Pipes offered find usage as structure pipe and can be provided by us with/without surface treatment in form of anticorrosive coating as per the specific requirements of the customers. Our range is used in various industries such as chemical industries, water treatment plants, oil industries and petrochemical industries.Sturdy, Stainless hsaw high strength spiral welded steel Stainless and galvanized hsaw high strength spiral welded steel tube for industrial and commercial purposes at . These hot-dipped hsaw high strength spiral welded steel tube are ideal for seamless construction uses.