ASTM ASTM 631
The high quality USA ASTM ASTM 631 material is one of the more steel grades we supply, precipitation hardening.
ASTM 631 is our main production grade, which has been approved by customers in many countries since its initial production, including our ASTM 631 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 ASTM 631 materials, and we are willing to develop together with customers from all over the world.
Also includes ASTM 631 steel material norm, chemical composition, mechanical
properties, datasheet, ASTM 631 equivalent, heat treatment and temperature process of ASTM 631, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in ASTM 631 this steel grade have a more comprehensive understanding, Download the full ASTM 631 PDF version of this datasheet.
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| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
| Max 0.09 | Max 1.00 | Max 1.00 | Max 0.04 | Max 0.04 | 16.0-18.0 | 6.5-7.75 |
| Al(%) |
| 0.75-1.50 |
| Rp0.2 (MPa) |
Rm (MPa) |
Impact
KV (J) |
Elongation
A (%) |
A Z (%) |
Delivery |
Hardness HB |
| 856 (≥) |
661 (≥) |
44 |
43 |
31 |
Solution & Aging, Ann, Ausaging, Q+T |
211 |
| Materials |
Dimension |
Quantity |
State |
| 17-7PH / 631 Coil & Strip, Sheet Stock |
0.3-3.0*10-180mm |
1236.22 Kgs |
Cold-Rolled+Annealed |
| 17-4PH Coil Stock |
0.08*200mm |
1623 Kgs |
Cold-Rolled+Annealed |
| 17-4PH Round Bar |
Φ5-300mm*L |
46958 Kgs |
Hot-Rolled+Annealed+black |
| 17-4PH plate |
8-45*1200*3000mm |
4.9 Tons |
Hot-Rolled+Annealed+black |
