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Type Ⅱ

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Type Ⅰ 50Cr-50Ni
#Type # #Ⅱ

Description

USA AISI Type Ⅱ and Type Ⅱ Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: Type Ⅱ
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy Type Ⅱ AISI USA
UNS J94204
ASTM HT30
UNS J94603
ASTM WCA
UNS J02502
ASTM WCB
UNS J03002
UNS J02503
ASTM WCC
Type Ⅰ

Chemical composition(mass fraction)(wt.%) of the Type Ⅱ

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) N(%)
0.20-0.45 Max 1.75 Max 2.50 Max 0.05 Max 0.05 23.0-28.0 10.0-14.0 Max 0.20

Mechanical Properties of steel grade Type Ⅱ

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)
257 (≥) 422 (≥) 22 32 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade Type Ⅱ

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
33 - -     0.21 -  
456 168 - 33.3 134   -  
422 - 22 11.2   124 133

Heat Treatment of steel grade Type Ⅱ

Heat treated : 1775°C - 1812°C

Technological Curves of steel grade Type Ⅱ

Cross Reference Table (Equivalent Grade) of Type Ⅱ

Grade Standard Country Application
Type410S UNS USA Martensitic special steel
Type410S UNS USA Martensitic special steel
Type410Cb(XM-30) UNS USA Martensitic special steel
Type410Cb(XM-30) UNS USA Martensitic special steel
Type418(GreekAscollOy) UNS USA
Type418(GreekAscollOy) UNS USA
S42023 UNS USA Martensitic special steel
S42023 UNS USA Martensitic special steel
Type420FSe UNS USA Martensitic special steel
Type420FSe UNS USA Martensitic special steel
Type440F UNS USA Martensitic special steel
Type440F UNS USA Martensitic special steel
PH15-7MO(Type632) UNS USA Martensitic special steel
PH15-7MO(Type632) UNS USA Martensitic special steel
AM-350(Type633) UNS USA precipitation hardening
AM-350(Type633) UNS USA precipitation hardening
AM-350(Type633) UNS USA precipitation hardening
AM-350(Type633) UNS USA precipitation hardening
AM-355(Type634) UNS USA precipitation hardening
AM-355(Type634) UNS USA precipitation hardening
Type Ⅰ 50Cr-50Ni
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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