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A106B鋼管-609.6*17.48

ASTMA333-6低溫?zé)o縫管-457.2*39.67

ASTMA106B美標(biāo)無縫管-73*5.16

GR.6美標(biāo)無縫鋼管-114.3*13.49

ASTMA333-6無縫管-219.1*23.01

ASTMA106-B無縫鋼管-610*14.27

ASTMA333-6鋼管-609.6*14.27

ASTMA335P5無縫鋼管-88.9*4.78

A106B無縫管-457.2*7.92

A106B美標(biāo)無縫鋼管-1118*12.7

ASTMA335P91合金鋼管-965*17.48

GR.6美標(biāo)無縫鋼管-406.4*21.44

ASTM美標(biāo)無縫管-168.3*10.97

GR.6低溫?zé)o縫鋼管-508*44.45

ASTMA335P91無縫鋼管-660*30

ASTMA106-B無縫鋼管-21.3*3.73

A333-6美標(biāo)低溫鋼管-609.6*9.53

ASTMA333-6低溫?zé)o縫鋼管-42.2*3.56

ASTMA333-6低溫?zé)o縫鋼管-42.2*9.7

ASTMA106B美標(biāo)鋼管-610*9.53

A106B無縫管-508*15.09

ASTMA106B美標(biāo)無縫管-273.1*21.44

美標(biāo)無縫鋼管-323.9*25.4

A333-6無縫鋼管-141.3*9.53