Boiler steel tube

• business CANG ZHOU SUPERB PIPE INDUSTRY.,LTD
• directions_boat Regional

- Carbon Steel Pipes & Fittings A106 /A53 Gr. B /API 5L/Q345 B C D E/ ASTM A671 / A672/DIN17175 ST35.8/37/52/A333GR.6/STB340- Cylinder Rod & Honed Tubes 20# 45# 16Mn 27SiMn ST52,BK+S,DIN2391,ASTM A 106 - Alloy Steel Pipes & Fittings (12Cr1M…

Boiler steel tube

• business CANG ZHOU SUPERB PIPE INDUSTRY.,LTD
• directions_boat Regional

- Carbon Steel Pipes & Fittings A106 /A53 Gr. B /API 5L/Q345 B C D E/ ASTM A671 / A672/DIN17175 ST35.8/37/52/A333GR.6/STB340- Cylinder Rod & Honed Tubes 20# 45# 16Mn 27SiMn ST52,BK+S,DIN2391,ASTM A 106 - Alloy Steel Pipes & Fittings (12Cr1M…