Certified Company
DNV&ABSCertified Company
DNV&ABSCertified Company
ISO 9001:2008R&D Production
In ChinaSA-299 Grade B material is AMS SA-299/SA-299M Pressure Vessel Plates, Carbon Steel, Manganese-Silicon Pressure Vessel Plates, Carbon Steel, Manganese-Silicon.
Chemical composition of SA-299 Grade B, SA-299 Grade B mechanical properties, SA-299 Grade B datasheet, SA-299 Grade B equivalent grade, Heat treatment and temperature process of SA-299 Grade B.
C: | 0.08 | 0.15 |
Si: | Max | 0.75 |
Mn: | 1.00 | 2.00 |
P: | Max | Min |
S: | Max | 0.03 |
Ni: | 8.50 | 10.50 |
Cr: | 27.00 | 31.00 |
Al: | Max | Min |
Cu: | Max | 0.50 |
Ti: | Max | Min |
Fe: | Max | Min |
N: | Max | Min |
Mo: | Max | 0.50 |
Rp0.2 (MPa) | 825 (≥) |
Rm (MPa) | 574 (≥) |
AKV (J) | 33 |
A (%) | 13 |
Z (%) | 23 |
Hardness | HBW 432 |
SA-299 Grade B Round bar: | 1mm-800mm |
SA-299 Grade B Square bar: | 10mm * 10mm-600mm *600mm |
SA-299 Grade B Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
SA-299 Grade B Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
SA-299 Grade B Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
SA-299 Grade B Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |