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022Cr17Ni12Mo2

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China NB 022Cr17Ni12Mo2 压水堆核电厂阀门 第5部分：奥氏体不锈钢锻件技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 022Cr17Ni12Mo2 / 022Cr17Ni12Mo2
Category Grade Standard Region/Area Standard Content
Metals 022Cr17Ni12Mo2 NB/T 20010.5 China 压水堆核电厂阀门 第5部分：奥氏体不锈钢锻件技术条件

Chemical composition(mass fraction)(wt.%) of the 022Cr17Ni12Mo2

Element Min Max Similar
Cu - 1.0000 -
Mo 2.0000 2.5000 -
Cr 16.0000 19.0000 -
Ni 10.0000 14.0000 -
S - 0.0150 -
P - 0.0300 -
Mn - 2.0000 -
Si - 1.0000 -
C - 0.0300 -

Mechanical Properties of steel grade 022Cr17Ni12Mo2

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)
626 (≥) 564 (≥) 31 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 022Cr17Ni12Mo2

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
32 - -     0.43 -  
397 154 - 12.3 413   -  
379 - 34 23.2   242 214

Heat Treatment of steel grade 022Cr17Ni12Mo2

Heat treated : 1628°C - 1493°C

Technological Curves of steel grade 022Cr17Ni12Mo2

Cross Reference Table (Equivalent Grade) of 022Cr17Ni12Mo2

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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