材质
Q235, Q235B, S275, S275jr, A53, st37, etc
应用
流体管, 锅炉管, 煤气管, 输油管, 化肥专用管, 结构管
认证
API, CE, BSI认证, JIS, ISO9001
Product name
ERW Welded Steel Pipe
Length
Clent's Requirement
Surface
Customers't Requirement
Steel Grade
ASTM A500 GR A/B/C/D
Color
Black....as Customers' Requirement