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In ChinaA 646 Grade Nit. 135 material is SAE A 646/A 646M (2011) Premium Quality Alloy Steel Blooms and Billets for Aircraft and Aerospace Forgings Premium Quality Alloy Steel Blooms and Billets for Aircraft and Aerospace Forgings.
Chemical composition of A 646 Grade Nit. 135, A 646 Grade Nit. 135 mechanical properties, A 646 Grade Nit. 135 datasheet, A 646 Grade Nit. 135 equivalent grade, Heat treatment and temperature process of A 646 Grade Nit. 135.
SAE A 646/A 646M (2011) Premium Quality Alloy Steel Blooms and Billets for Aircraft and Aerospace Forgings |
A 646 Grade Nit. 135 |
C: | 0.38 | 0.43 |
Si: | 0.20 | 0.40 |
Mn: | 0.50 | 0.70 |
Cr: | Max | Min |
Ni: | 0.30 | 0.40 |
Mo: | Max | Min |
Co: | Max | Min |
W: | 0.95 | 1.30 |
Al: | Max | Min |
Cu: | Max | Min |
Ti: | Max | Min |
Fe: | Max | Min |
Rp0.2 (MPa) | 438 (≥) |
Rm (MPa) | 189 (≥) |
AKV (J) | 32 |
A (%) | 34 |
Z (%) | 43 |
Hardness | HBW 413 |
A 646 Grade Nit. 135 Round bar: | 1mm-800mm |
A 646 Grade Nit. 135 Square bar: | 10mm * 10mm-600mm *600mm |
A 646 Grade Nit. 135 Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
A 646 Grade Nit. 135 Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
A 646 Grade Nit. 135 Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
A 646 Grade Nit. 135 Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |