Exquisite cold drawn seamless tube, thin tube.
Product Description
| Material | Carbon Steel and Alloy Steel |
| Section Shape | Round |
| Surface treatment | Oiled, phosphate etc |
| Outer Diameter | 6-65mm |
| Wall Thickness | 1-8mm |
| Seamless Steel Tube Standard | DIN2391, DIN17175, ASTM A106, ASTM A213, ASTM A53, ASTM A312, ASTM A179, SAE 4130. JIS G3445, JIS G3444, JIS G 3461, JIS G3441, JIS G3454 etc |
| Steel Tube Grade | 1010 (10#, STS38,STKM11A,STKM12A,STKM13C, A106 Gr.A,St35.8, St37,St35,E215 etc) 1020 (20#, STPG42,STKM12B,STKM12C,STKM13A,STKM13B,A106Gr.B, A53.B, St45.8,St44, St45, E235 etc) 1045 (45#),St52 (16Mn, E355),30CrMo(4130) |
| Packing Details | 1.Internal wrapped with plastic film. External wrapped with woven bags. 2. wooden boxes to pack. 3. Iron stand. |
| Certification | ISO9001 |
| Delivery condition | BK BKW BKS GBK NBK |
| Length | 1-12m as customer's requestment |
| Dimension tolerance comparision Chart | ||||
| Outside Diameter | GB/T 3639 | DIN2391(EN10305) | RAY steel tube standard | Special standard |
| 6-30mm | +/-0.1 mm | +/-0.08 mm | +/-0.05 mm | +/-0.03 mm |
| 31-40mm | +/-0.15 mm | +/-0.15 mm | +/-0.05 mm | +/-0.03 mm |
| 41-50mm | +/-0.20 mm | +/-0.20 mm | +/-0.05 mm | +/-0.03 mm |
| 51-60mm | +/-0.25 mm | +/-0.25 mm | +/-0.08 mm | +/-0.03 mm |
| 61-65mm | +/-0.30 mm | +/-0.30 mm | +/-0.10 mm | +/-0.05 mm |
| Thickness | +/-0.12 mm | +/-0.10 mm | +/-0.05 mm | +/-0.03 mm |