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美標(biāo)低溫鋼管-1168*12.7

ASTMA106-B美標(biāo)無(wú)縫管-609.6*52.37

美標(biāo)低溫鋼管-21.3*3.73

ASTMA333-6美標(biāo)無(wú)縫鋼管-273.1*6.35

ASTMA333-6低溫?zé)o縫鋼管-101.6*4.78

A333GR.6無(wú)縫鋼管-406.4*7.92

ASTMA333GR.6美標(biāo)無(wú)縫管-559*12.7

ASTMA333-6無(wú)縫管-114.3*4.78

GRB美標(biāo)鋼管-406.4*7.92

ASTMA3336無(wú)縫鋼管-914*15.88

ASTM美標(biāo)無(wú)縫鋼管-141.3*9.53

ASTMA335P5無(wú)縫鋼管-1219*12.7

A106鋼管-273.1*18.26

美標(biāo)無(wú)縫鋼管-88.9*11.13

A333GR.6美標(biāo)低溫鋼管-323.9*14.27

ASTMA333GR.6無(wú)縫管-273.1*6.35

ASTMA106-B無(wú)縫鋼管-914*60

ASTMA333GR6鋼管-323.9*12.7

ASTMA333GR.6低溫鋼管-508*50.01

A106無(wú)縫鋼管-21.3*3.73

A333-6低溫?zé)o縫管-33.4*4.55

A106B無(wú)縫鋼管-965*20

GR6美標(biāo)低溫鋼管-914*30

ASTMA106-B美標(biāo)無(wú)縫管-609.6*24.61