SAE B 477 Grade D
2014-01-06 15:29:12 Print this pageThe high quality USA SAE B 477 Grade D material is one of the more steel grades we supply, SAE B 477 (1997),Gold-Silver-Nickel Electrical Contact Alloy. B 477 Grade D is our main production grade, which has been approved by customers in many countries since its initial production, including our B 477 Grade D 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 B 477 Grade D materials, and we are willing to develop together with customers from all over the world.
Also includes B 477 Grade D steel material norm, chemical composition, mechanical properties, datasheet, B 477 Grade D equivalent, heat treatment and temperature process of B 477 Grade D, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in B 477 Grade D this steel grade have a more comprehensive understanding, Download the full B 477 Grade D PDF version of this datasheet.
Chemical composition (wt.%) of B 477 Grade D
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | - | 0.01 |
| Si | - | 0.05 |
| Mn | - | 1.50 |
| P | - | 0.04 |
| S | - | 0.01 |
| Ni | - | remaining |
| Cr | 0.50 | 1.50 |
| Al | 0.10 | 0.50 |
| Cu | - | 0.50 |
| Ti | - | - |
| Fe | 1.00 | 6.00 |
| Mo | 26.00 | 30.00 |
| Co | - | 2.50 |
Mechanical Properties of B 477 Grade D
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 368 (≥) | 373 (≥) | 12 | 31 | 21 | Solution & Aging, Ann, Ausaging, Q+T | 343 |