A355P22無縫鋼管-33.4*4.55
GRB美標無縫鋼管-609.6*59.54
美標無縫鋼管-168.3*7.11
ASTMA335P91無縫鋼管-114.3*13.49
ASTMA333GR.6低溫無縫鋼管-273.1*15.09
A106B美標無縫鋼管-610*24.61
ASTMA333-6美標無縫鋼管-42.2*9.7
A333GR.6低溫無縫鋼管-508*20.62
GRB美標鋼管-33.4*6.35
ASTMA106B無縫鋼管-273.1*25.4
ASTMA106-B美標無縫鋼管-914*30
ASTMA106無縫管-42.2*3.56
ASTMA106-B無縫管-88.9*5.49
ASTMA335P91合金鋼管-711*50
ASTMA106-B美標無縫管-406.4*40.49
ASTMA335P91無縫鋼管-219.1*12.7
A335P11無縫鋼管-762*80
ASTMA106B美標無縫管-219.1*6.35
ASTMA333GR6低溫鋼管-33.4*3.38
ASTMA333-6低溫鋼管-457.2*29.36