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1.4401

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X12CrNi 17-7 X4CrNiMo 17-12-2
#1.4401

Description

1.4401 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: 1.4401
Category Type Steel Grade Standard Country Application
Steel GradesAlloy Steel 1.4401
X10CrNi 18-8
1.4369
X11CrNiMnN 19-8-6
1.4028
X30Cr 13
1.4031
X39Cr 13
1.4310
X9CrNi 18-8
X12CrNi 17-7

Chemical composition(mass fraction)(wt.%) of the 1.4401

 

 

 

 

C  Si 
≤		 Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Mo  Other
 ≤0.070  1.00  2.00  0.045  0.030  16.5-18.5  10.5-13.5  2.00-2.50  N≤0.11

Mechanical Properties of steel grade 1.4401

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)
267 (≥) 967 (≥) 42 44 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade 1.4401

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
44 - -     0.24 -  
699 192 - 44.3 441   -  
487 - 13 34.2   122 313

Heat Treatment of steel grade 1.4401

Heat treated : 1438°C - 1543°C

Technological Curves of steel grade 1.4401

Cross Reference Table (Equivalent Grade) of 1.4401

Grade Standard Country Application
1.4401 austenitic special steel
1.4401(AFNOR) AFNOR France Austenite
X12CrNi 17-7 X4CrNiMo 17-12-2
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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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