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55X20Γ9AH4


55X20Γ9AH4 material is Austenitic.

Chemical composition of 55X20Γ9AH4, 55X20Γ9AH4 mechanical properties, 55X20Γ9AH4 datasheet, 55X20Γ9AH4 equivalent grade, Heat treatment and temperature process of 55X20Γ9AH4.


55X20Γ9AH4 property sheet

55X20Γ9AH4 Spec.

Chemical Composition of 55X20Γ9AH4

C 0.50-0.60
Si Max 0.45
Mn 8.00-10.0
P Max 0.04
S Max 0.03
Cr 20.0-22.0
Ni 3.50-4.50
Mo Max 0.30
W Max 0.20
Ti Max 0.20

Mechanical Properties of 55X20Γ9AH4

Rp0.2 (MPa) 644 (≥)
Rm (MPa) 749 (≥)
AKV (J) 42
A (%) 41
Z (%) 43
Hardness HBW 212

55X20Γ9AH4 shape and dimensions

55X20Γ9AH4 Round bar: 1mm-800mm
55X20Γ9AH4 Square bar: 10mm * 10mm-600mm *600mm
55X20Γ9AH4 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
55X20Γ9AH4 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
55X20Γ9AH4 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
55X20Γ9AH4 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes