| Standard | ASTM A53/A500, EN39, BS1139, JIS3444, GB/T3091-2001 |
| Material | S235GT, S355, STK400, STK500, Q345/Q235 |
| Size/Diameter | 1/2"-12" (21.3-323.9mm) |
| Wall thickness (W.T.) | 0.8-10.0mm |
| Length | 6.0M, 6.5M, 5.0M, 4.0M, 3.0M, 6.5M, 1m-12m, by customer's requiremnts |
| Internatioanal Standard | ISO 9000-2001, CE CERTIFICATE, BV CERTIFICATE |
| Product Category | Metallurgy, Mineral & Energy |
| Technique | Welded |
| Packing | 1.Big OD: in bulk; 2.Small OD: packed by steel strips; 3.woven cloth with 7 slats; 4.according to the requirements of customers |
| Main market | Middle East, Africa, Asia and European countries and South America, Australia |