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  • Difference of ERW/LSAW/SSAW steel pipe
    Difference of ERW/LSAW/SSAW steel pipe
    Steel pipe can be divided into seamless steel pipe and welded steel pipe, welded steel pipe includes ERW steel pipe, spiral welded pipe and LSAW steel pipe.
    2019-05-08
  • API 5L PSL1/PSL 2 Line Pipe Technical Date Sheet
    API 5L PSL1/PSL 2 Line Pipe Technical Date Sheet
    API 5L PSL1/PSL 2 Line Pipe Technical Date Sheet
    2019-05-08
  • Brief Introduction of ERW Steel Pipe
    Brief Introduction of ERW Steel Pipe
    ERW steel pipe are divided into induction welding and contact welding , using hot-rolled wide steel coil as raw material.
    2019-05-05
  • Introduction of Hot Galvanized Steel Pipe
    The Ministry of Construction has been officially below, out of backward technology galvanized pipe cold, .cold galvanized pipe in the future are not allowed to make water, gas pipe Hot-dip galvanized steel pipe: the base of the steel pipe and the molten bath complex physical and chemical reactions, the formation of corrosion-resistant structure of a close zinc-iron alloy layer.
    2019-05-05
  • Brief Introduction of Welded Steel Pipes for Low Pressure Fluid
    Brief Introduction of Welded Steel Pipes for Low Pressure Fluid
    Low pressure fluid delivery with welded steel pipe (GB / T3092-1993) also known as general welded pipe, commonly known as the black tube. Is used to transport water, gas, air, oil and heating steam and other general low pressure fluid and other uses of welded steel pipe.
    2019-05-06
  • JCOE Production process
    JCOE Production process
    The JCOE manufacturing technology is a welded pipe forming process developed in the 1990s, during the molding process, it is the first steel plate edge milling preflex by longitudinal edges (or planing), and then type J → C → O the order of the type of molding.
    2019-05-09
  • About Pipe Surface Coating
    About Pipe Surface Coating
    Hot-dip galvanizing (galvanizing) is an effective way of metal corrosion, mainly applied to the industries of metal structure facilities.
    2019-05-09
  • What's the differences between HFW and ERW steel pipe?
    What's the differences between HFW and ERW steel pipe?
    What is the differences between HFW and ERW Steel Pipe? Now, Let’s go to make a clear of this question from the ERW and HFW welding processes.
    2019-05-08
  • Details About Pipe Standard ASTM A53 Standard
    Details About Pipe Standard ASTM A53 Standard
    ASTM A53 could be a steel alloy, used as steel or for non aggressive plumbing. The alloy specifications are set by ASTM International, in specification ASTM A53/A53M.
    2019-05-07
  • Brief introduction of SSAW steel pipe
    Brief introduction of SSAW steel pipe
    SSAW has been used in Canada and Italy, SSAW has been used in Russia and SSAW has been used in a small amount. Moreover, very strict supplementary conditions have been made.
    2019-05-06
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