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ISO 9001:2008R&D Production
In ChinaB 275 GR20B material is SAE B 275 (2005) Standard Practice for Codification of Certain Nonferrous Metals and Alloys, Cast and Wrought Standard Practice for Codification of Certain Nonferrous Metals and Alloys, Cast and Wrought.
Chemical composition of B 275 GR20B, B 275 GR20B mechanical properties, B 275 GR20B datasheet, B 275 GR20B equivalent grade, Heat treatment and temperature process of B 275 GR20B.
SAE B 275 (2005) Standard Practice for Codification of Certain Nonferrous Metals and Alloys, Cast and Wrought |
C: | Max | 0.12 |
Si: | Max | 0.30 |
Mn: | Max | 0.80 |
Cr: | Max | 19.00 |
Ni: | Max | 14.00 |
Mo: | Max | Min |
Co: | Max | Min |
W: | Max | Min |
Al: | Max | Min |
Cu: | Max | Min |
Ti: | Max | Min |
Fe: | Max | remaining |
Nb: | Max | 1.60 |
Rp0.2 (MPa) | 347 (≥) |
Rm (MPa) | 496 (≥) |
AKV (J) | 33 |
A (%) | 43 |
Z (%) | 23 |
Hardness | HBW 221 |
B 275 GR20B Round bar: | 1mm-800mm |
B 275 GR20B Square bar: | 10mm * 10mm-600mm *600mm |
B 275 GR20B Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
B 275 GR20B Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
B 275 GR20B Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
B 275 GR20B Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |