The high quality Australia AS 51B40 material is one of the more steel grades we supply, Australia Structural steel. 51B40 is our main production grade, which has been approved by customers in many countries since its initial production, including our 51B40 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 51B40 materials, and we are willing to develop together with customers from all over the world.
Also includes 51B40 steel material norm, chemical composition, mechanical properties, datasheet, 51B40 equivalent, heat treatment and temperature process of 51B40, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 51B40 this steel grade have a more comprehensive understanding, Download the full 51B40 PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) |
|---|---|---|---|---|---|
| 0.38-0.43 | 0.10-0.35 | 0.70-0.90 | 0.04 | 0.04 | 0.70-0.90 |
| B(%) | |||||
| 0.000 5 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 861 (≥) | 157 (≥) | 42 | 33 | 12 | Solution & Aging, Ann, Ausaging, Q+T | 133 |