High quality special steel supplier.Old rev.
  • Certified Company

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

NCF 690


NCF 690 material is JIS G 4901 (2008) Corrosion-resisting and heat-resisting superalloy bars Corrosion-resisting and heat-resisting superalloy bars.

Chemical composition of NCF 690, NCF 690 mechanical properties, NCF 690 datasheet, NCF 690 equivalent grade, Heat treatment and temperature process of NCF 690.


NCF 690 property sheet

NCF 690 Spec.

JIS G 4901 (2008)
Corrosion-resisting and heat-resisting superalloy bars

Related Materials

NCF 690
NCF 690
NCF 690 TB
NCF 690 TP

Chemical Composition of NCF 690

C: Max 0.05
Si: Max 0.50
Mn: Max 0.50
P: Max 0.03
S: Max 0.015
Cr: 27.00 31.00
Ni: 58.00 Min
Cu: Max 0.50
Al: Max Min
Ti: Max Min
Fe: Max Min

Mechanical Properties of NCF 690

Rp0.2 (MPa) 498 (≥)
Rm (MPa) 796 (≥)
AKV (J) 43
A (%) 21
Z (%) 41
Hardness HBW 343

NCF 690 shape and dimensions

NCF 690 Round bar: 1mm-800mm
NCF 690 Square bar: 10mm * 10mm-600mm *600mm
NCF 690 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
NCF 690 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
NCF 690 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
NCF 690 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes