The high quality China GBT 20MnG material is one of the more steel grades we supply, China structural steel and alloy steel. 20MnG is our main production grade, which has been approved by customers in many countries since its initial production, including our 20MnG 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 20MnG materials, and we are willing to develop together with customers from all over the world.
Also includes 20MnG steel material norm, chemical composition, mechanical properties, datasheet, 20MnG equivalent, heat treatment and temperature process of 20MnG, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 20MnG this steel grade have a more comprehensive understanding, Download the full 20MnG PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) |
|---|---|---|---|---|
| 0.17-0.24 | 0.17-0.37 | 0.70-1.00 | 0.03 | 0.03 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 199 (≥) | 491 (≥) | 22 | 44 | 12 | Solution & Aging, Ann, Ausaging, Q+T | 224 |