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1.4568

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X7CrNiAI17 7 X8CrNiMoAI15-7-2
#1.4568

Description

France AFNOR 1.4568 Martensite And Precipitation Hardening and 1.4568 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 1.4568
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 1.4568 AFNOR France Martensite And Precipitation Hardening
X39CrNiMo17-1
X39CrNiMo17-1
1.4122
X3CrNiMo13-4
1.4313
1.4418
X4CrNiMo16-5-1
X5CrNiCuNb16-4
1.4542
X7CrNiAI17 7

Chemical composition(mass fraction)(wt.%) of the 1.4568

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%)
Max 0.09 Max 0.70 Max 1.50 Max 0.040 Max 0.015 16.00-18.00 6.50-7.80 0.70-1.50

Mechanical Properties of steel grade 1.4568

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)
228 (≥) 286 (≥) 41 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade 1.4568

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 - -     0.12 -  
835 491 - 22.3 321   -  
974 - 34 32.2   313 142

Heat Treatment of steel grade 1.4568

Heat treated : 1341°C - 1226°C

Technological Curves of steel grade 1.4568

Cross Reference Table (Equivalent Grade) of 1.4568

Grade Standard Country Application
W-Nr 1.4568 DIN Germany Stainless steel
1.4568 AFNOR France Martensite And Precipitation Hardening
X7CrNiAI17 7 X8CrNiMoAI15-7-2
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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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