B.S. 2S.143
2014-03-03 17:24:40 Print this pageThe high quality UK B.S. 2S.143 material is one of the more steel grades we supply, B.S. BS 2S 137,Specification for high chromium-nickel corrosion-resisting steel bright bars (free machining) (880-1080 MPa: limiting ruling section 70 mm). 2S.143 is our main production grade, which has been approved by customers in many countries since its initial production, including our 2S.143 round bars, flat bar, forgings, fasteners, tubes, wires, strips, sheets & Plates, as well as a variety of profiles, professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning partsthe state of delivery includes quenched and tempered, annealed, machined semi-finished products, we also have strict management of the packaging, to avoid material damage from transportation. We are the best supplier of 2S.143 materials, and we are willing to develop together with customers from all over the world.
Also includes 2S.143 steel material norm, chemical composition, mechanical properties, datasheet, 2S.143 equivalent, heat treatment and temperature process of 2S.143, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 2S.143 this steel grade have a more comprehensive understanding, Download the full 2S.143 PDF version of this datasheet.
Chemical composition (wt.%) of 2S.143
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | - | 0.07 |
| Si | - | 0.60 |
| Mn | - | 1.00 |
| P | - | 0.035 |
| S | - | 0.025 |
| Cr | 13.20 | 14.70 |
| Ni | 5.00 | 5.80 |
| Mo | 1.20 | 2.00 |
| Nb | 0.10 | 0.40 |
| Cu | 1.20 | 2.00 |
Mechanical Properties of 2S.143
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 211 (≥) | 839 (≥) | 41 | 32 | 22 | Solution & Aging, Ann, Ausaging, Q+T | 442 |