B.S. S.124
2014-03-03 17:24:40 Print this pageThe high quality UK B.S. S.124 material is one of the more steel grades we supply, B.S. BS 2S 124,Specification for aircraft material. 12 per cent chromium corrosion-resisting steel (free machining) (45/55 tonf/sq in: limiting ruling section 6 in). S.124 is our main production grade, which has been approved by customers in many countries since its initial production, including our S.124 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 S.124 materials, and we are willing to develop together with customers from all over the world.
Also includes S.124 steel material norm, chemical composition, mechanical properties, datasheet, S.124 equivalent, heat treatment and temperature process of S.124, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in S.124 this steel grade have a more comprehensive understanding, Download the full S.124 PDF version of this datasheet.
Chemical composition (wt.%) of S.124
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | 0.15 | 0.25 |
| Si | - | 1.00 |
| Mn | - | 1.50 |
| P | - | 0.045 |
| S | 0.15 | 0.40 |
| Cr | 12.00 | 14.00 |
| Ni | - | 1.00 |
| Mo | - | 0.60 |
| Nb/Ti | - | - |
| Zr | - | 0.60 |
Mechanical Properties of S.124
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 682 (≥) | 299 (≥) | 11 | 42 | 12 | Solution & Aging, Ann, Ausaging, Q+T | 143 |