The high quality 12X21H5T material is one of the more steel grades we supply, Austenitic - Martensitic steel. 12X21H5T is our main production grade, which has been approved by customers in many countries since its initial production, including our 12X21H5T 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 12X21H5T materials, and we are willing to develop together with customers from all over the world.
Also includes 12X21H5T steel material norm, chemical composition, mechanical properties, datasheet, 12X21H5T equivalent, heat treatment and temperature process of 12X21H5T, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 12X21H5T this steel grade have a more comprehensive understanding, Download the full 12X21H5T PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) | W(%) |
|---|---|---|---|---|---|---|---|---|
| 0.09-0.14 | Max 0.80 | Max 0.80 | Max 0.035 | Max 0.025 | 20.0-22.0 | 4.80-5.80 | Max 0.30 | Max 0.20 |
| Al(%) | Ti(%) | |||||||
| Max 0.08 | 0.25-0.50 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 335 (≥) | 755 (≥) | 44 | 42 | 21 | Solution & Aging, Ann, Ausaging, Q+T | 221 |