The high quality China SM45A material is one of the more steel grades we supply, Plastic mould with Hot-rolled steel plate. SM45A is our main production grade, which has been approved by customers in many countries since its initial production, including our SM45A 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 SM45A materials, and we are willing to develop together with customers from all over the world.
Also includes SM45A steel material norm, chemical composition, mechanical properties, datasheet, SM45A equivalent, heat treatment and temperature process of SM45A, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in SM45A this steel grade have a more comprehensive understanding, Download the full SM45A PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) |
|---|---|---|---|---|
| 0.42～0.48 | 0.17～0.37 | 0.50～0.80 | ≤0.030 | ≤0.030 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 784 (≥) | 257 (≥) | 31 | 31 | 23 | Solution & Aging, Ann, Ausaging, Q+T | 132 |