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| Standard | GB |
| Standard | GB/T 3091-2001,GB/T 6728-2002, ASTM A 500 |
| Thickness | 0.8-3 mm |
| Section Shape | Square,Rectangular |
| Outer Diameter | 20*20-100*100; 20*30-50*100 MM |
| Place of Origin | Tianjin, China (Mainland) |
| Secondary Or Not | Non-secondary |
| Application | Structure Pipe |
| Technique | Hot Rolled |
| Certification | ISO BV |
| Surface Treatment | oiled,painted,black |
| Special Pipe | EMT Pipe |
| Alloy Or Not | Non-alloy |
| Color | black |
| Standard | GB/T3091-2008(GB/T3091-2001);ASTM A500 |
| Certificate | ISO 9001; BV |
| Length | 1-20 m/pc |
| Application | Structural pipe, construction pipe,agricultural greenhousepipe.fluid pipe |
| Contact Person | Linjie Duan |
| Brand Name | DPBD |
| Product Name | Pre-galvanized Square and rectangular Hollow Section |
| Company Type | Manufacturer |
| Company Name | Dongpngboda (Tianjin) Industrial Co., Ltd |
Pre-galvanized Squre and Rectangular Steel Pipe
