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Welded pipe

Overview:Stainless steel welded pipes include austenitic stainless steel, super austenitic stainless steel, duplex stainless steel and super duplex stainless steel, corrosion-resistant alloy and other welded pipes
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  • Product introduction
  • Technical parameter
  • Product specification
  • Stainless steel welded pipes include austenitic stainless steel, super austenitic stainless steel, duplex stainless steel and super duplex stainless steel, corrosion-resistant alloy and other welded pipes

    Primary material grade

    ???ASTM A240 S30408(TP304)、S30403(TP304L)、S31608(TP316)、S31603(TP316L)、S31635(TP316Ti)、S31653(TP316LN)、S31700(TP317)、S31703(TP317L)、S32100(TP321)、S31008(TP310S)、S31803(S32205)、S31260(LC2506)、N06625(ASTM B443 625)、N08825(ASTM B424 825) etc.


    Product application industry


    Widely used in various corrosive environment industrial pipelines, oil and gas transportation, corrosive media transportation, petrochemical, pressure vessel, food industry, fertilizer, papermaking, pharmaceutical, sewage treatment, desalination, drinking water and other industries and fields.


  • API 5LC

    Corrosion resistant alloy line pipe specification

    ASTM A312

    Seamless and welded austenitic stainless steel pipe

    ASTM A358

    Electrofusion welding austenitic chromium-nickel alloy steel pipe for high-temperature work

    ASTM A790

    General purpose ferritic/austenitic stainless steel seamless and welded steel pipes

    ASTM A928

    Add filler metal electrofusion welded ferritic/austenitic (duplex) stainless steel pipe

    GB/T 21832

    Austenitic-ferritic duplex stainless steel welded steel pipe

    GB/T 12771

    Stainless steel welded steel pipe for fluid transfer

    HG20537.3

    Technical conditions for stainless steel welded steel pipes for chemical plants

    HG20537.4

    Technical conditions for stainless steel large-diameter welded steel pipes for chemical plants


  • Diameter range


    Range of wall thicknesses


Industry segments
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