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A890 Type 25Cr-5Ni-Mo-Cu-N

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America ASTM A890Type25Cr-5Ni-Mo-Cu-N 普通应用的铁铬镍钼耐腐蚀双重(奥氏体/铁素体)铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A890Type25Cr-5Ni-Mo-Cu-N / A890 Type 25Cr-5Ni-Mo-Cu-N
Category Grade Standard Region/Area Standard Content
Metals A890 Type 25Cr-5Ni-Mo-Cu-N ASTM A890/A890M America 普通应用的铁铬镍钼耐腐蚀双重(奥氏体/铁素体)铸件

Chemical composition(mass fraction)(wt.%) of the A890 Type 25Cr-5Ni-Mo-Cu-N

Element Min Max Similar
C - 0.0400 -
Mn - 1.0000 -
P - 0.0400 -
S - 0.0400 -
Si - 1.0000 -
Ni 4.7000 6.0000 -
Cr 24.5000 26.5000 -
Mo 1.7000 2.3000 -
Cu 2.7000 3.3000 -
N 0.1000 0.2500 -

Mechanical Properties of steel grade A890 Type 25Cr-5Ni-Mo-Cu-N

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)
398 (≥) 682 (≥) 43 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade A890 Type 25Cr-5Ni-Mo-Cu-N

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
24 - -     0.34 -  
413 125 - 33.3 434   -  
737 - 31 31.2   212 244

Heat Treatment of steel grade A890 Type 25Cr-5Ni-Mo-Cu-N

Heat treated : 1965°C - 1769°C

Technological Curves of steel grade A890 Type 25Cr-5Ni-Mo-Cu-N

Cross Reference Table (Equivalent Grade) of A890 Type 25Cr-5Ni-Mo-Cu-N

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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