A Hot dipped gal. steel tubes
1) size 1/2”*1mm to 4“ mm
2) could be threaded and socketed
3) daily production is 500 tons
B pre-galvanized steel tube,
1) size: 10*10mm to 60*60mm,
2) zinc coated 120g/m2
C Round tube:
1) diameter 10-600mm
2) thickness: 0.5-25mm
3) material ,GB Q195-345,20#
4) yearly production capacity: 1000, 000 tons/ year
D square tube:
1) size: 10*10mm to 400*400mm,
2) thickness: 0.5-25mm
3) material: GB Q195-345,20#
4) yearly production capacity: 1000, 000 tons/ year