ERW Black Square Pipe Mill Structure Pip Shape: square OD:20-219.1mm, WT: 0.8-12mm Size:10*10-400*400mm,WT:0.8-12mm Size:10*20-400*600mm, WT:0.8-12mm length:0.3-13m (as customers' request)Surface:Pre-galvanized/Hot Dip Galvanized/Oiled/Painted/Bared , can be dealed as customers'ne......

| OD: | 20-219.1mm, WT: 0.8-12mm |
| Size: | 10*10-400*400mm,WT:0.8-12mm |
| Size: | 10*20-400*600mm, WT:0.8-12mm |
| length: | 0.3-13m (as customers' request) |
| Surface: | Pre-galvanized/Hot Dip Galvanized/Oiled/Painted/Bared , can be dealed as customers'need |
| Zinc Coating: | 50-150g/m2 for Pre- galvanized, more than 200g/m2 for hot dip galvanized.or as clients'need |
| Material: | Q195/Q215/Q235/Q345/Q195-Q235 ABCD |
| Standard: | ASTM-A53 /BS 1387-1985/ GB/T 3091-2001 for round pipe |
| ASTM A500 /GB/T3094 for square/rectangular pipe | |
| Manufacturing Technique | Weld/Seamless/ ERW/ SSAW/ LSAW / Cold Drawn/ Hot Drawn |
| Ends: | Plain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/ Expanding neck/ Punching holes |
Stable Quality Cheap A350-Lf2 1055 1060 1070 1075 1080 1084 1095 Carbon Steel Round Billet Carbon Steel Round Bar
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