The high quality China CNS SNC631H material is one of the more steel grades we supply, China Taiwan Structural steel. SNC631H is our main production grade, which has been approved by customers in many countries since its initial production, including our SNC631H 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 SNC631H materials, and we are willing to develop together with customers from all over the world.
Also includes SNC631H steel material norm, chemical composition, mechanical properties, datasheet, SNC631H equivalent, heat treatment and temperature process of SNC631H, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in SNC631H this steel grade have a more comprehensive understanding, Download the full SNC631H PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) |
|---|---|---|---|---|---|---|---|
| 0.26-0.35 | 0.15-0.35 | 0.30-0.70 | Max 0.030 | Max 0.030 | 0.55-1.05 | 2.45-3.00 | — |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 845 (≥) | 388 (≥) | 23 | 31 | 22 | Solution & Aging, Ann, Ausaging, Q+T | 322 |