ASTMA335P11合金鋼管-457.2*19.05
ASTMA333-6低溫無縫鋼管-914*50
ASTM美標鋼管-610*17.48
ASTMA106-B無縫管-711*12.7
美標低溫鋼管-813*7.92
ASTMA335P5合金鋼管-219.1*12.7
ASTMA335P11無縫鋼管-114.3*13.49
GR.6美標無縫鋼管-323.9*33.32
ASTMA333GR6低溫鋼管-457.2*45.24
ASTMA335P5無縫鋼管-711*20
ASTM美標無縫鋼管-711*15.88
美標合金鋼管-711*100
ASTMA333GR.6無縫鋼管-457.2*12.7
ASTMA106B無縫管-1118*12.7
GRB美標鋼管-914*60
ASTMA335P5無縫鋼管-323.9*6.35
ASTMA333GR.6低溫鋼管-219.1*12.7
ASTMA333GR.6低溫無縫鋼管-660*80
ASTMA106B無縫鋼管-219.1*7.04
ASTMA333GR.6鋼管-457.2*19.05