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B 477 Grade B
B 477 Grade B material is SAE B 477 (1997) Gold-Silver-Nickel Electrical Contact Alloy Gold-Silver-Nickel Electrical Contact Alloy.
Chemical composition of B 477 Grade B, B 477 Grade B mechanical properties, B 477 Grade B datasheet, B 477 Grade B equivalent grade, Heat treatment and temperature process of B 477 Grade B.
B 477 Grade B property sheet
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Chemical Composition of B 477 Grade B
| C: | Max | 0.01 |
| Si: | Max | 0.05 |
| Mn: | Max | 1.50 |
| P: | Max | 0.04 |
| S: | Max | 0.01 |
| Ni: | Max | remaining |
| Cr: | 0.50 | 1.50 |
| Al: | 0.10 | 0.50 |
| Cu: | Max | 0.50 |
| Ti: | Max | Min |
| Fe: | 1.00 | 6.00 |
| Mo: | 26.00 | 30.00 |
| Co: | Max | 2.50 |
Mechanical Properties of B 477 Grade B
| Rp0.2 (MPa) | 626 (≥) |
| Rm (MPa) | 627 (≥) |
| AKV (J) | 21 |
| A (%) | 42 |
| Z (%) | 24 |
| Hardness | HBW 112 |
B 477 Grade B shape and dimensions
| B 477 Grade B Round bar: | 1mm-800mm |
| B 477 Grade B Square bar: | 10mm * 10mm-600mm *600mm |
| B 477 Grade B Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
| B 477 Grade B Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
| B 477 Grade B Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
| B 477 Grade B Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |
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