1.316l Stainless Steel Pipe Stainless Steel Tube Steel Round Pipe Steel Square Pipe
We deeply know that the quality is the life and key of a company development. BOLAI STEEL carries out a strict and complete quality assurance system. Based on our workshop QC team inspection, the other professional QC team belonging to our sales department must inspect again to ensure the quality before shipment from our customer′s point of view.
| Products | 316L Stainless Steel Welded Pipe |
| Materical | 316L |
| Round pipe | 8.5, 9.5, 10.1, 12, 12.7, 15, 16, 18, 19, 20, 22, 23, 24, 25, 26, 27, 28, 30, 32, 34, 35, 38, 40, 42, 45, 48, 50, 50.8, 54, 57, 59, 63, 70, 76,80, 89, 101.6, 102, 108, 114, 120, 127, 133 |
| Wall Thickness | 0.4mm-4mm |
| Length | as per customer resquest (Common 6000mm) |
| Shape | round/square |
| Tolerance | outer dimeter: +/- 0.2mm |
| thickness: +/- 0.02mm | |
| length: +/- 5mm | |
| Inner Packing | plastic bag,wrapped with woven bags |
| Outer Packing | wooden box |
| Surface | Bright Anneal, Mirror finish |
| Deliver time | depended on order 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 | ||
