Application:fire Pipe
Section Shape:Round
Outer Diameter:21 - 508 mm
Thickness:1 - 20 mm
Standard:ASTM, bs, DIN, GB, API, API 5CT, API 5L, ASTM A53-2007, BS 1387, DIN EN 10025, GB/T 3091-2001
Surface Treatment:painted/powder coating
Grade:10#-45#, 10#, 20#, 45#, 16mn, 16mn, A53-A369, A53(A,B), Q195-Q345, Q235, Q345, Q195, Q215, ST35-ST52, ST37, ST52, ST42