The high quality Japan JIS SUS431FB material is one of the more steel grades we supply, martensitic stainless steel. SUS431FB is our main production grade, which has been approved by customers in many countries since its initial production, including our SUS431FB 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 SUS431FB materials, and we are willing to develop together with customers from all over the world.
Also includes SUS431FB steel material norm, chemical composition, mechanical properties, datasheet, SUS431FB equivalent, heat treatment and temperature process of SUS431FB, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in SUS431FB this steel grade have a more comprehensive understanding, Download the full SUS431FB PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
|---|---|---|---|---|---|---|
| Max 0.20 | Max 1.00 | Max 1.00 | Max 0.040 | Max 0.030 | 15.0-17.0 | 1.25-2.50 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 791 (≥) | 437 (≥) | 14 | 21 | 22 | Solution & Aging, Ann, Ausaging, Q+T | 341 |