The high quality ISO ISO ISO 20a material is one of the more steel grades we supply, ISO standard thermal deformation of stainless steel. ISO 20a is our main production grade, which has been approved by customers in many countries since its initial production, including our ISO 20a 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 ISO 20a materials, and we are willing to develop together with customers from all over the world.
Also includes ISO 20a steel material norm, chemical composition, mechanical properties, datasheet, ISO 20a equivalent, heat treatment and temperature process of ISO 20a, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in ISO 20a this steel grade have a more comprehensive understanding, Download the full ISO 20a PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) |
|---|---|---|---|---|---|---|---|
| Max 0.070 | Max 1.00 | Max 2.00 | Max 0.045 | Max 0.030 | 16.5-18.5 | 10.5-13.0 | 2.50-3.00 |
| N(%) | |||||||
| Max 0.11 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 267 (≥) | 845 (≥) | 12 | 11 | 33 | Solution & Aging, Ann, Ausaging, Q+T | 221 |