应用
锅炉管, 煤气管, 输油管, 结构管, Other
特殊管
API 管, Other, EMT 管, 壁厚管
认证
API, CE, BSI认证, 之二, JIS, GS认证
Product name
Square and Rectangular Steel Pipe
Material
Q235/Q235B/Q345/Q345B/Q195/St37/St42/St37-2/St35.4/St52.4/St35
Usage
Construction Structure
Package
Sea-worthy Package