The high quality Australia AS 7-490RNTA material is one of the more steel grades we supply, Australia Structural steel. 7-490RNTA is our main production grade, which has been approved by customers in many countries since its initial production, including our 7-490RNTA 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 7-490RNTA materials, and we are willing to develop together with customers from all over the world.
Also includes 7-490RNTA steel material norm, chemical composition, mechanical properties, datasheet, 7-490RNTA equivalent, heat treatment and temperature process of 7-490RNTA, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 7-490RNTA this steel grade have a more comprehensive understanding, Download the full 7-490RNTA PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) |
|---|---|---|---|---|
| 0.24 | 0.6 | 0.90-1.70 | 0.04 | 0.03 |
| Nb(%) | Al(%) | Ti(%) | Other(%) | |
| Max 0.010 | Max 0.100 | Max 0.040 | CEMax 0.45 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 165 (≥) | 876 (≥) | 43 | 14 | 21 | Solution & Aging, Ann, Ausaging, Q+T | 114 |