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SUH 660


SUH 660 material is JIS G 4311 (2011) Heat-resisting steel bars and wire rods Heat-resisting steel bars and wire rods.

Chemical composition of SUH 660, SUH 660 mechanical properties, SUH 660 datasheet, SUH 660 equivalent grade, Heat treatment and temperature process of SUH 660.


SUH 660 property sheet

SUH 660 Spec.

JIS G 4311 (2011)
Heat-resisting steel bars and wire rods

Chemical Composition of SUH 660

C: Max 0.08
Si: Max 1.00
Mn: Max 2.00
P: Max 0.04
S: Max 0.03
Cr: 13.50 16.00
Ni: 24.00 27.00
Mo: 1.00 1.50
V: 0.10 0.50
Ti: 1.90 2.35
Al: Max 0.35
B: 0.001 0.010

Mechanical Properties of SUH 660

Rp0.2 (MPa) 556 (≥)
Rm (MPa) 816 (≥)
AKV (J) 32
A (%) 22
Z (%) 33
Hardness HBW 144

SUH 660 shape and dimensions

SUH 660 Round bar: 1mm-800mm
SUH 660 Square bar: 10mm * 10mm-600mm *600mm
SUH 660 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUH 660 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUH 660 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUH 660 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes