Product Features | ||
Surface | galvanized/painted/ carbon black iron channel cold rolled | |
Standard | ASTM,BS,GB,JIS,etc | |
Grade | SS400, ST37-2, A36, S235JRG1, Q235, Q345 etc | |
Section | c /z/u/omega channel for building materials or customized. | |
manufacturing technique | cold rolled/cold bend | |
strength of extension | A36/420MPa S355JR/485MPa |