Q255 A
The high quality China Q255 A material is one of the more steel grades we supply, Engineering and welding.
Q255 A is our main production grade, which has been approved by customers in many countries since its initial production, including our Q255 A 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 Q255 A materials, and we are willing to develop together with customers from all over the world.
Also includes Q255 A steel material norm, chemical composition, mechanical
properties, datasheet, Q255 A equivalent, heat treatment and temperature process of Q255 A, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in Q255 A this steel grade have a more comprehensive understanding, Download the full Q255 A PDF version of this datasheet.
2015-08-10 15:47:26
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| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
| 0.18～0.28 | ≤0.30 | 0.40～0.70 | 0.045 | 0.050 | ≤0.30 | ≤0.30 |
| Cu(%) |
| ≤0.30 |
| Rp0.2 (MPa) |
Rm (MPa) |
Impact
KV (J) |
Elongation
A (%) |
A Z (%) |
Delivery |
Hardness HB |
| 425 (≥) |
733 (≥) |
22 |
32 |
13 |
Solution & Aging, Ann, Ausaging, Q+T |
111 |
| Materials |
Dimension |
Quantity |
State |
| SkD-11 Round Bar Stock |
Φ30-Φ350 |
3102 Kgs |
Hot-Rolled+Annealed+black |
| 17-4PH Coil Stock |
0.08*200mm |
1623 Kgs |
Cold-Rolled+Annealed |
| D2 Round bar |
Φ25-Φ380mm |
45325 Kgs |
Hot-Rolled+Annealed+black |
| Cr8 flat bar |
12*355*L |
3965 Kgs |
Forged+Annealed+black |
| 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 |
| Cr12MoV |
12-160(T)*310-610(W)*L |
12.38 Tons |
Hot-Rolled+Annealed+black |
| 1.2601 |
12-160(T)*310-610(W)*L |
11.22 Tons |
Hot-Rolled+Annealed+black |
| IncoloyA-286 / GH 2132 Stock |
Φ8-65mm*L |
489 Kgs |
Hot-Rolled+Annealed+black |
| Incoloy800 round bar |
Φ115*1400 |
169 Kgs |
Hot-Rolled+Annealed+black |
| 17-7PH / 631 Coil & Strip, Sheet Stock |
0.3-3.0*10-180mm |
1236.22 Kgs |
Cold-Rolled+Annealed |
| X22CrMoV12-1 / 1.4923 |
Φ17mm |
300 Kgs |
Hot-Rolled+Annealed+black |
| 1.2083 Forged Plate |
T:105-185mm*W:510*L |
26 Tons |
Forged+QT |
| X22CrMoV12-1 / 1.4923 |
Φ30mm |
300 Kgs |
Hot-Rolled+Annealed+black |
| 1.4882 strip/sheet/plate stock |
3.5x200x1000-2000mm |
200 Kgs |
Cold-Rolled+Annealed |
| A387 F5 & Grade 5 sheet Coil strip |
0.5mmx200mmxC |
3 Tons |
Cold-Rolled+Annealed |
| A387 F5 & Grade 5 Hot Coil stock |
3.2mmx200mmxC |
3 Tons |
Hot-Rolled+Annealed+black |
| T45Cr5Si3 Round Bar |
Dia.40mm |
500 Kgs |
Hot-Rolled+Annealed+black |
| UNS K30960 Bright Round Bar |
Dia.22mm |
50 Kgs |
Hot-Rolled+Annealed+black |
| SA-437 Grade B4B/SUS 616 /422 Forged Bar |
Dia.160xL |
2120 Kgs |
Forged+QT |
