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  • 2022-05-20

    Product name: square steel tubeMaterial: Carbon steelSize: 300mm*300mm*12mStandard: ASTM A53Quantity: 4200 tonsMany cooperations have given the customer full confidence in THREEWAY STEEL.
  • 2022-05-13

    Product name: ERW steel pipeMaterial: Stainless steelSize: 219.1mm*4.8mm*6mStandard: API 5LQuantity: 3600 tonsMany cooperations have given the customer full confidence in THREEWAY STEEL.
  • 2022-05-11

    resistance, good heat preservation, good impact resistance and long service life1. Hygienic and non-toxic: The material is completely composed of carbon and hydrogen, without adding any toxic heavy metal salt stabilizer. The hygienic performance of the material has been tested by the national author
  • 2022-05-06

    Product name: square steel tubeMaterial: Carbon steelSize: 500*500*11580mmStandard: ASTM A53Quantity: 7600 tonsMany cooperations have given the customer full confidence in THREEWAY STEEL.
  • 2022-04-29

    Product name: ERW steel pipeMaterial: Carbon steelSize: 400*3*5800mmStandard: ASTM A53Quantity: 6230 tonsMany cooperations have given the customer full confidence in THREEWAY STEEL.
  • 2022-04-26

    Welded steel pipe slag is the slag that remains inside the weld. Theoretically, there are three main reasons for slag inclusion in submerged arc automatic welding seam: 1) There are many inclusions in the raw materials (including base metal, welding wire, and flux); 2) The interlayer cleaning is not
  • 2022-04-22

    Product name: LSAW steel pipeMaterial: Carbon steelSize: 168.3*7.11*5800mmStandard: API 5LQuantity: 3820 tonsMany cooperations have given the customer full confidence in THREEWAY STEEL.
  • 2022-04-19

    At present, the most common pipe cutting method for spiral steel pipe manufacturers is plasma cutting, which will generate a large amount of metal vapor, ozone, and nitrogen oxide smoke during cutting, which will seriously pollute the surrounding environment. The key to solving the root problem is h
  • 2022-04-15

    Product name: ERW steel pipeMaterial: Carbon steelSize: 500*6*11800mmStandard: API 5L PSL2Quantity: 8630 tonsMany cooperations have given the customer full confidence in THREEWAY STEEL.
  • 2022-04-13

    The service life of the spiral welded pipe is related to the surface decarburization of the spiral welded pipe. If the surface is decarburized, the strength and wear resistance of the spiral welded pipe will be reduced, which will directly affect the service life of the spiral welded pipe. If the de
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