目前不銹鋼管有兩種制造管子的方式:無縫鋼管(seamless)、焊接或是電阻焊接(electric resistance welding,ERW)。
無縫(feng)鋼管是用擠型或是輥式穿(chuan)孔方式+冷軋或冷拔相結合制造。
焊(han)接或電(dian)阻焊(han)接管(guan)(Electric resistance welding)是將金屬(shu)片(pian)折彎成管(guan)狀后,在(zai)邊(bian)緣部分焊(han)接接合,因此在(zai)管(guan)的側面會(hui)有(you)焊(han)接縫。
中國(guo)不(bu)銹(xiu)鋼管標準:
GB/T14976-2012 流體輸送用不銹鋼(gang)無(wu)縫(feng)管
GB/T14975-2012 結構用不銹鋼(gang)無(wu)縫鋼(gang)管
GB/T12771-2012 流體輸(shu)送用不銹鋼焊接鋼管
GB/T12771-2012 機械結構用不(bu)銹鋼(gang)(gang)焊接鋼(gang)(gang)管(guan)
GB/T 31928-2015 船舶用不銹鋼(gang)無縫(feng)鋼(gang)管
GB13296-2013 鍋爐、熱交換器用不銹鋼無縫鋼管
GB/T3639-2009 冷拔或冷軋(ya)精(jing)密(mi)無縫鋼管
GB/T21833-2008 奧氏體-鐵素(su)體型雙相不(bu)銹鋼(gang)無(wu)縫(feng)鋼(gang)管(guan)
GB/T21833.2-2020 奧氏(shi)體-鐵(tie)素體型雙相不銹鋼無(wu)縫鋼管
美國不銹(xiu)鋼(gang)管標準(zhun):
ASTM A312 無縫(feng)和焊(han)接(jie)奧氏體不銹鋼(gang)公稱管(Standard Specifification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes)
ASTM A213 無縫(feng)鐵素體(ti)及奧氏體(ti)合金鋼(gang)鍋(guo)爐、過熱(re)器(qi),熱(re)交換器(qi)管(guan)(Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes)
ASTM A269 無縫鐵(tie)素體及(ji)奧氏(shi)體不(bu)銹鋼泛(fan)用管(Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service)
ASTM A270 無縫鐵素體及奧氏體不銹(xiu)鋼(gang)無菌管(guan)(Standard Specification for Seamless and Welded Austenitic Stainless Steel Sanitary Tubing)
ASTM A511 無縫鐵(tie)素體(ti)及奧氏體(ti)不銹鋼結構(gou)管(Standard Specification for Seamless Stainless Steel Mechanical Tubing)
ASTM A513 電(dian)阻焊碳鋼及(ji)合金(jin)鋼結構管(Standard Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing)
ASTM A554 焊(han)接不(bu)銹鋼結(jie)構管(Standard Specification for Welded Stainless Steel Mechanical Tubing)
British Standard 1387:1985 用于螺紋和(he)套筒鋼管(guan)和(he)管(guan)子的規格,適用于焊(han)接(jie)及配合BS21的管(guan)螺紋(Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads)
ASTM A790標準規范無縫和焊接鐵素體/奧(ao)氏體不銹(xiu)鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe)
ASTM A789一般用途無(wu)縫焊(han)接鐵素體(ti)(ti)和奧氏體(ti)(ti)不銹鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service)
歐洲(zhou)不銹鋼管標(biao)準(zhun):EN10216-5(無縫鋼管(guan)壓力用途-技術(shu)交付條(tiao)件-第5部分:不(bu)銹鋼管(guan))
俄羅斯不銹鋼管標準(zhun):G0ST 9941-81 冷(leng)(溫)加(jia)工抗(kang)腐(fu)蝕無縫鋼管
日(ri)本不銹鋼(gang)管標準:JIS G3446-2017 機械和(he)結構用不(bu)銹(xiu)鋼鋼管(guan)、JIS G3459 -2017 管(guan)道用不(bu)銹(xiu)鋼管(guan)

