GM AUTO STEEL

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GM AUTO STEEL Co., Ltd. is a company specialized in mild steel plate,shipbuilding steel plate,Boiler steel,Weathering steel plateThe supply capacity per year is about 8,900,000 tons steel plate/coil according to EN10025,EN10028,ASTM A36,ASTM A131, JIS G3101,JIS G3106...

  • Gas cylinder steel plate

    Gas cylinder steel plate

    Gas cylinder steel plate is used in welded gas cylinder and related products. supplies gas cylinder steel with better anti-stress capability. Popular......

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  • Shipbuilding steel plate

    Shipbuilding steel plate

    shipbuilding steel plate suppliers,we supply A,B,D,E,AH32,DH32,EH32,FH32,AH36,DH36,EH36,FH36,AH40,DH40,EH40,FH40 with ABS,DNV,GL ....

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  • Boiler pressure vessel steel

    Boiler pressure vessel steel

    Boiler and pressure vessel grade steel comes in a variety of grades and thicknesses, and are designed to withstand the immense internal ......

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  • Alloy steel Plate

    Alloy steel Plate...

    Alloy steel is steel that is alloyed with a variety of elements in total amounts between 1.0% and 50% by weight to improve its mechanical properties. ...

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  • Q345B steel plate

    Q345B steel plate

    Steel grade Q345B is the most common used as high strength low alloy structural steel in industry area. ...

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  • Q235B steel plate

    Q235B steel plate

    Q235 steel is Chinese structural steel, Q235A Q235B Q235C Q235D material density: 7.85 g/cm3, properties, specification, composition .. ..

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erw weld steel pipe

  • Electric Resistance Welded Pipe, ERW Steel Pipes, Electric

    ERW (Electrical Resistance Welding) pipes are manufactured by cold forming of steel coil into a round cylindrical shape are used in various engineering purposes. ERW steel pipe is formed by rolling plate and welding the seam. Why welding stee tubes. Dimensional tolerance of erw steel pipe.Read More

  • ERW Pipe Electric Resistance Welded

    Electric resistance welded (ERW) pipe is made from steel coil and the weld seam runs parallel to the pipe. The width of the coil is the same as the circumference of the pipe so diameters are limited to 24 inches. However, because the manufacturing process is fast, it is ideal for large production runs of small (<= 24 in.) diameter sections.Read More

  • What is ERW steel pipe pipelinedubai

    What is ERW steel pipe? ERW steel pipe is a straight seam electric resistance welded pipe, abbreviated as ERW pipe, which is a round pipe welded by steel plates. It is used to transport vapor and liquid objects such as oil and natural gas, and can meet various requirements of high and low pressure.Read More

  • What is a Welded Steel Pipe? About Welded or ERW Steel

    Electric Resistance Welded (ERW) and High Frequency Induction (HFI) Welded Pipe, originally this type of pipe, which contains a solid phase butt weld, was produced using resistance heating to make the longitudinal weld (ERW). But most pipe mills now use high frequency induction heating (HFI) for better control and consistency.Read More

  • API 5L Carbon Steel ERW Pipe, API 5L Carbon Steel ERW Pipe

    TypeElectric Resistance Welded (ERW) carbon steel round pipe SizeNPS 1/2 TO NPS 48 (DN15 to DN 1200), with nominalaveragewall thickness as given in Read More

  • Welded Standard & Line Pipe US Steel Tubular Products

    ERW standard pipe and high frequency electric welded line pipe are widely used throughout the oil and gas industry, as well as for pipe piling and cable pipe systems. With over a century of producing steel products for the energy business, U. S. Steel Tubular Products offers a variety of manufacturing methods to produce steel pipe that can meet Read More

  • A53 Seamless & Welded (ERW) Steel Pipe ASTM A53

    Number of TestsSeamless and Electric Resistance Weld (ERW) bending, flattening, tensile on one length of pipe from each lot of 500 lengths, or less, of each pipe size. Permissible Variations for A53 steel pipe. Wall thicknessThe minimum wall thickness at any point shall not be more than 12.5% under the nominal wall thickness specified.Read More

  • Differences between ERW Steel Pipe and HFW Steel Pipe

    ERW steel pipe is manufactured through low or high frequency resistances Electric Resistance. Welding seam is in longitudinal. During the ERW pipe welding processes, the electric current will make the heat when flow through the contact surface of the welding area. It will heat the 2 edges of the steel to a point that the edges can form a bond.Read More

  • Welded Steel Pipe American Piping Products

    Welded Pipe American Piping distributes an extensive selection of welded pipe , including Electric Resistance Welded (ERW) and Double Submerged Arc Welded (DSAW) carbon steel pipe along with their respective flanges and fittings.Read More

  • What are the Inspection Methods of ERW Straight Seam

    Basic requirements for the appearance of ERW straight seam steel pipe welds Before the non destructive testing of straight seam steel pipes(ERW pipe), the appearance inspection Read More

  • What is a Welded Steel Pipe? About Welded or ERW Steel

    Electric Resistance Welded (ERW) and High Frequency Induction (HFI) Welded Pipe, originally this type of pipe, which contains a solid phase butt weld, was produced using resistance heating to make the longitudinal weld (ERW). But most pipe mills now use high frequency induction heating (HFI) for better control and consistency.Read More

  • What is ERW steel pipe pipelinedubai

    What is ERW steel pipe? ERW steel pipe is a straight seam electric resistance welded pipe, abbreviated as ERW pipe, which is a round pipe welded by steel plates. It is used to transport vapor and liquid objects such as oil and n atural gas, and can meet various requirements of high and low pressure. At present, it plays an important role in the world of transportation pipes.Read More

  • A53 Seamless & Welded (ERW) Steel Pipe ASTM A53 Welded

    Number of TestsSeamless and Electric Resistance Weld (ERW) bending, flattening, tensile on one length of pipe from each lot of 500 lengths, or less, of each pipe size. Permissible Variations for A53 steel pipe. Wall thicknessThe minimum wall thickness at any point shall not be more than 12.5% under the nominal wall thickness specified.Read More

  • Welded Steel Pipe American Piping Products

    Welded Pipe American Piping distributes an extensive selection of welded pipe, including Electric Resistance Welded (ERW) and Double Submerged Arc Welded (DSAW) carbon steel pipe along with their respective flanges and fittings. We also carry A139 Grade B, A252 Grades 2 & 3 spiral weld pipe, and A691 chrome moly pipe.Read More

  • ERW Steel Pipe & ERW Casing Welded Steel Pipe,

    ERW (Electric Resistance Welded ) Steel Pipe, ERW Casing, ERW Carbon Steel Pipe, MS ERW Pipe, GI ERW Pipe SizesOD21.3 660mm WT1.0 20mm Standardfor erw pipe. ASTM A53 B, A106, ASTM A178, ASTM A252. API 5L X42/46/52/56/60/70. ASTM A500, ASTM A513 EN 10204/10217 S235JR,S275JR, S355,S355JR,S355J2H for efw pipeRead More

  • What is ERW pipe Answers

    MS pipe refers to mild steel pipe and ERW pipe is electric resistance welding pipe. The difference is ERW is made of very fine hard steel, while MS (black pipe) is made of malleable steel.Read More

  • Differences Between ERW Steel Pipe and HFW Steel Pipe

    ERW steel pipe manufacturing process includes HFW. ERW have low, medium, high frequency welding processes, and HFW is specially for high frequency electric resistance welding. The differences between ERW and HFW steel pipe, is EFW is a type of ERW process for ordinary and thin wall thickness steel pipes.Read More

  • Differences Between SAW and ERW Pipe Winsteel Group

    What Are the Differences Between SAW and ERW Pipe? There are many kinds of pipes in the carbon steel pipe. You will see the weld steel pipe and seamless steel pipe. And in the welded steel pipe, you will find different methods of forming processes, such as erw, LSAW, SSAW. So first, lets see what the differences between saw pipes and erw Read More

  • Sch 40 Welded Steel Pipe Material, Erw Steel Tube

    Tycoon Piping conveys a broad choice of sch 40 welded steel pipe material, including Electric Resistance Welded (ERW) and Double Submerged Arc Welded (DSAW) carbon steel pipe alongside their separate spines and fittings. We additionally convey A139 Grade B, A252 Grades 2 and 3 winding weld pipe, and A691 chrome moly pipe.Read More

  • Difference Between Seamless And Erw Pipe

    All Carbon steel pipe such as Casing pipe and Tubing pipe made to API specifications uses seamless or electric weld supplying processes. There are many Differences between Seamless & ERW Pipe. The main Difference is that the Seamless Piping is suppliers by hot working steel or, if necessary, by subsequently cold finishing the hot worked product Read More

  • Difference between Seamless & ERW Stainless Steel pipe

    ERW (Electric Resistance Welded) pipes are welded longitudinally, manufactured from Strip / Coil and can be manufactured upto 24 OD. ERW pipe cold formed from a ribbon of steel pulled through a series of rollers and formed into a tube which is fused through a electric charge.Read More

  • What is the Difference Between Seamless Pipes & Welded

    Difference Between Seamless Pipes & Welded / ERW Pipes, Advantages and Disadvantages with Examples, Seamless steel pipe has better pressure capacity, strength is higher than ERW welded steel pipe. So it is widely applied in high pressure equipment, and thermal, boiler industries.Read More

  • Welded Standard & Line Pipe US Steel Tubular Products

    U. S. Steel Tubular Products high frequency electric weld (ERW) line pipe and standard electric resistance weld pipe products are smoothly finished and thin walled. They are produced by continuously forming coiled hot rolled strip into a tube and welding the longitudinal seam using high frequency electric resistance welding.Read More

  • Examining electric resistance weld nuggets in tube and pipe

    In the examination of an etched ERW weld nugget, one criteria for determining if the two opposite edges are fused (welded) is if the white bond line, which should be uniform in width and without voids or interruptions, extends from the outside surface of the tube or pipe to the inside surface. When the ERW weld nugget is examined with the Read More

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Fill in this form or click the service online, all questions will be answered.

Quick Message

Fill in this form or click the service online, all questions will be answered.