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ISO 9001:2008R&D Production
In ChinaB 30 7A material is SAE B 30 (2012) Standard Specification for Copper Alloys in Ingot Form Standard Specification for Copper Alloys in Ingot Form.
Chemical composition of B 30 7A, B 30 7A mechanical properties, B 30 7A datasheet, B 30 7A equivalent grade, Heat treatment and temperature process of B 30 7A.
C: | Max | 0.15 |
Si: | Max | 1.00 |
Mn: | 3.75 | 4.75 |
P: | Max | 0.045 |
S: | Max | 0.03 |
Ni: | 9.00 | 10.50 |
Cr: | 19.00 | 22.00 |
Al: | Max | Min |
Cu: | Max | Min |
Ti: | Max | Min |
Fe: | Max | Min |
N: | Max | Min |
Mo: | Max | Min |
V: | Max | Min |
Rp0.2 (MPa) | 879 (≥) |
Rm (MPa) | 142 (≥) |
AKV (J) | 32 |
A (%) | 14 |
Z (%) | 24 |
Hardness | HBW 121 |
B 30 7A Round bar: | 1mm-800mm |
B 30 7A Square bar: | 10mm * 10mm-600mm *600mm |
B 30 7A Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
B 30 7A Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
B 30 7A Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
B 30 7A Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |