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X21CrNi17

Favorite Datasheet

France AFNOR NF X21CrNi17 工具钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X21CrNi17 / X21CrNi17
Category Grade Standard Region/Area Standard Content
Metals X21CrNi17 NF A35-590 France 工具钢

Chemical composition(mass fraction)(wt.%) of the X21CrNi17

Element Min Max Similar
Si - 1.0000 -
S - 0.0250 -
P - 0.0250 -
Ni 1.5000 2.5000 -
Mn - 1.0000 -
Cr 16.0000 18.0000 -
C 0.1700 0.2500 -

Mechanical Properties of steel grade X21CrNi17

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)
356 (≥) 263 (≥) 42 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade X21CrNi17

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 - -     0.21 -  
444 559 - 23.3 314   -  
923 - 23 24.2   214 211

Heat Treatment of steel grade X21CrNi17

Heat treated : 1649°C - 1513°C

Technological Curves of steel grade X21CrNi17

Cross Reference Table (Equivalent Grade) of X21CrNi17

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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