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ISO H22

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ISO H21 ISO NiCr22Mo9Nb
#H22

Description

ISO ISO ISO H22 ISO standard heat-resisting alloy and ISO H22 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ISO H22
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ISO H22 ISO ISO ISO standard heat-resisting alloy
ISO H16
ISO X12NiCrSi35 16
ISO H17
ISO X6NiCrSi36 19
ISO X8NiCrAlTi32 21
ISO H18
ISO NiCr15Fe8
ISO H20
ISO NiCr20Ti
ISO H21

Chemical composition(mass fraction)(wt.%) of the ISO H22

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Co(%) Al(%) Ti(%) Other(%)
Max 0.10 Max 0.50 Max 0.50 Max 0.015 Max 0.015 20.0-23.0 Min 58.0 8.0-10.0 Max 1.0 Max 0.40 Max 0.40 Nb+Ta 3.15-4.15; Fe: Max 5.0

Mechanical Properties of steel grade ISO H22

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
986 (≥) 141 (≥) 34 21 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade ISO H22

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
21 - -     0.43 -  
243 223 - 24.3 321   -  
366 - 43 13.2   112 132

Heat Treatment of steel grade ISO H22

Heat treated : 1736°C - 1371°C

Technological Curves of steel grade ISO H22

Cross Reference Table (Equivalent Grade) of ISO H22

Grade Standard Country Application
H22 ASTM USA Alloy tool steel
BH224/5 UK Carbide for cutting tools
BH224/5 UK Carbide for cutting tools
ISO H22 ISO ISO ISO standard heat-resisting alloy
SWRCH22A CNS China China Taiwan Structural steel
SWRCH22K CNS China China Taiwan Structural steel
GH220 GBT China wrought Fe/Ni-base superalloy
ISO H21 ISO NiCr22Mo9Nb
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