应用
煤气管, 输油管, 结构管, conveyance gas ,water ,petroleum
Secondary Or Not
Non-secondary
Material
GR. A, GR.B, X42,X46, X52 , X56, X60, X65
Standard
API 5L, ASTM A106, ASTM A53
Grade
Q345, 20G, A106B, ST52
Outer Diameter
1/2"------28"
Keyword
galvanized steel pipe size