ERW Welded Steel Hollow Section (ERW Welded Steel Hollow Section)

Chinese grade Q195, Q215, similar to DIN10025 ST37, ASTM/A29M 1010
1) Square hollow section:
Section size: 15-100 x 15-100mm
Wall thickness: 0.6-4.0mm
2)Rectangular hollow section:
Section size: 8-100 x 8-100mm
Wall thickness: 0.6-4.0mm
3) Round hollow section:
Diameter: 16-100mm
Wall thickness: 0.5-3.0mm
4) Galvanized tube
Property:
--Chemical component(%):
C: 0.11; Si: 0.18; Mn: 0.4; P:0.015; S: 0.024