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HS 556


HS 556 material is ASTM SAE AMS 5874C (2007) Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 29Fe - 22Cr - 21Ni - 18.5Co - 3.2Mo - 2.8W - 0.78Ta - 0.30Al - 0.05Zr - 0.05La - 0.20N Solution Heat Treated Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 29Fe - 22Cr - 21Ni - 18.5Co - 3.2Mo - 2.8W - 0.78Ta - 0.30Al - 0.05Zr - 0.05La - 0.20N Solution Heat Treated.

Chemical composition of HS 556, HS 556 mechanical properties, HS 556 datasheet, HS 556 equivalent grade, Heat treatment and temperature process of HS 556.


HS 556 property sheet

HS 556 Spec.

ASTM SAE AMS 5874C (2007)
Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 29Fe - 22Cr - 21Ni - 18.5Co - 3.2Mo - 2.8W - 0.78Ta - 0.30Al - 0.05Zr - 0.05La - 0.20N Solution Heat Treated

Chemical Composition of HS 556

C: 0.05 0.15
Si: 0.20 0.80
Mn: 0.50 2.00
Ni: 19.00 22.50
Cr: 21.00 23.00
Al: 0.10 0.50
Cu: Max Min
Ti: Max Min
Fe: Max remaining
Mo: 2.50 4.00
Co: 16.00 21.00
W: 2.00 3.50

Mechanical Properties of HS 556

Rp0.2 (MPa) 468 (≥)
Rm (MPa) 179 (≥)
AKV (J) 22
A (%) 43
Z (%) 32
Hardness HBW 143

HS 556 shape and dimensions

HS 556 Round bar: 1mm-800mm
HS 556 Square bar: 10mm * 10mm-600mm *600mm
HS 556 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
HS 556 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
HS 556 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
HS 556 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes