1.Astm Aisi Round 40MM 304 Stainless Steel Tubing Pipe For Buliding
It was established in 1999, located in Shandong Province, and has our own factories of with 20, 000. We are first class agency of Chinese state-owned enterprise BaoSteel Shanghai, Tisco steel group. We have one set producing center, cutting machines, bending machines, punching machine, water jet cutting machine, polishing machine, plate shearers, draw benches. Our aim is to produce good quality steel products with all material MTC. Our main material is stainless steel 201, 304, 321, 347H, 316, 316L, 316Ti, 317, 410, 420, 430, 904L, S31254, N08926, 2205, S32750, S32760, inconel alloy 600, 601, 625, 901, 750, 800, 800H, 825, carbon steelA53, ST33, A283, A135, ST37, A53, A106, ST35, A179, A214, A192, A226,
| Name | stainless steel pipe |
| Standard | ASTM, JIS, DIN, EN, AISI, GOST, GB |
| Material Grade | TP304 TP304L TP316 TP316L TP347 TP347H TP321 TP310 TP310 STP410 TP410S TP403 |
| S31803/S32205 S32750 S32760 | |
| Outer Diameter | Seamless Pipe: 6mm-812mm |
| Welded Pipe: 8mm-3000mm | |
| Thickness | Seamless Pipe: 1mm - 60mm |
| Welded Pipe: 0.5mm - 45mm | |
| Length | 5.8 - 7 m or as customers' request |
| Tolerance | According to the Standard. |
| Surface | annealed, pickled & annealed, polished , bright, matt |
| Test | UT, ET, HT or as the requests of the customers |
| Certificate | ISO9001-2015 ,ASME, PED , TC |
| Delivery Time | 7-30 Days, Depends on quantity |
2.chemical composition
| Chemical Composition of Material | Material Composition |
201 | 202 | 304 | 316L | 430 |
| C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.035 | ≤0.12 | |
| Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
| Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | ≤1.00 | |
| P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | ≤0.040 | |
| S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | ≤0.030 | |
| Cr | 13-15 | 14-17 | 18-20 | 16-18 | 16-18 | |
| Ni | 0.7-1.1 | 3.5-4.5 | 8-10.5 | 10-14 | ||
| Mo | 2.0-3.0 |
3.product show
4.mechanical property
| Mechanical Property | Material Item | 201 | 202 | 304 | 316 | |
| Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | ||
| Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | ||
| Extension | ≥30% | ≥30% | ≥35% | ≥35% | ||
| Hardness (HV) | <105 | <100 | <90 | <90 | ||
