I nā ʻāpana hana petrochemical, hoʻohana mau ʻia ka chromium molybdenum steel a me ka chromium molybdenum vanadium steel seamless steel pipe standards.

ʻO GB9948 Pipe kila ʻole no ka ʻaila ʻala

GB6479 "Pipe kila Seamless kiʻekiʻe no nā mea hoʻohuihui"

GB/T5310“Pula kila maʻemaʻe no ka paila kiʻekiʻe”

GB9948Loaʻa i ka chromium molybdenum kila mea papa: 12CrMo, 15CrMo, 1Cr2Mo, 1Cr5Mo a pēlā aku.

GB6479Loaʻa i ka chromium molybdenum kila kila: 12CrMo, 15CrMo, 1Cr5Mo, etc.

Aia ka GB/T5310 i ke kila chromium molybdenum a me ka chromium molybdenum-vanadium mea kila kila: 15MoG, 20MoG, 12CrMoG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG, etc.

Paipu hao hao ʻole no ka wela kiʻekiʻe

ʻO nā paipu hao hao ʻole a me ka austenitic no nā paila, nā mea hoʻomehana a me nā mea hoʻololi wela.

ʻO ASTM A333 - ʻAi ʻole a Welded Nominal Steel Tubes no ka Cryogenic hoʻohana

ASTM A335– Seamless ferritic alloy Steel Nominal Pipe no ka hoʻohana wela kiʻekiʻe

ʻO En 10216-2 - ʻAʻole-alloy a me nā paipu kila kila me nā waiwai wela kiʻekiʻe

Papa o ka mea kila i komo ma ASTM A106: Gr.B,Gr.C

ASTM A213aia nā māka o ke kila: T11,T12,T22,T23,T91

Loaʻa i ka ASTM A333 / A335M ka hōʻailona mea kila: P11, P12, P22, P5, P9, P91, P92