The high quality China Q235 B material is one of the more steel grades we supply, Engineering and welding. Q235 B is our main production grade, which has been approved by customers in many countries since its initial production, including our Q235 B 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 Q235 B materials, and we are willing to develop together with customers from all over the world.
Also includes Q235 B steel material norm, chemical composition, mechanical properties, datasheet, Q235 B equivalent, heat treatment and temperature process of Q235 B, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in Q235 B this steel grade have a more comprehensive understanding, Download the full Q235 B PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
|---|---|---|---|---|---|---|
| 0.12～0.20 | ≤0.30 | 0.30～0.70 | ≤0.045 | ≤0.045 | ≤0.30 | ≤0.30 |
| Cu(%) | ||||||
| ≤0.30 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 923 (≥) | 745 (≥) | 43 | 33 | 43 | Solution & Aging, Ann, Ausaging, Q+T | 221 |