NiCr22Mo9Nb

NiCr22Mo9Nb Stainless Steels to ISO 6207 (1992)

NiCr22Mo9Nb - Specification & Application

  • ISO 6207 (1992) - Seamless nickel and nickel alloy tube
  • ISO 6208 (1992) - Nickel and nickel alloy plate, sheet and strip
  • ISO 9722 (1992) - Nickel and nickel alloys - Composition and forms of wrought products
  • ISO 9723 (1992) - Nickel and nickel alloy bars
  • ISO 9724 (1992) - Nickel and nickel alloy wire and drawing stock
  • ISO 9725 (1992) - Nickel and nickel alloy forgings

Nickel and nickel alloy forgings

Chemical composition(wt.%) of NiCr22Mo9Nb grade: to ISO 6207 (1992)

Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.10
Si - 0.50
Mn - 0.50
P - 0.015
S - 0.015
Cr 20.00 23.00
Ni 58.00 -
Mo 8.00 10.00
Nb+Ta 3.15 4.15
Ti - 0.40
Ai - 0.40
Co - 1.00
Fe - 5.00

NiCr22Mo9Nb - Detail

Nickel and nickel alloy forgings

Mechanical properties of grade NiCr22Mo9Nb ISO 6207 (1992)

Proof strength
Rp0.2 (MPa)		 Tensile strength
Rm (MPa)		 Impact energy
KV (J)		 Elongation at fracture
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
384 (≥) 172 (≥) 33 14 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical properties of grade NiCr22Mo9Nb ISO 6207 (1992)

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm		 Modulus of elasticity
kN/mm2		 Expansion rate
825 (≥) 529 (≥) 44 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 212
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
942 525 139

Equivalent Grade

1 ISO NiCr22Mo9Nb 2 EN NiCr22Mo9Nb 3 NiCr22Mo9Nb 4 2.4856 5 NiCr22Mo9Nb

Equivalent Products

Product shapes we supply:

We can customize the production of NiCr22Mo9Nb grade, contact us for the best solution.
–sales@specificsteel.com