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1.4718

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1.4704 1.4731
#1.4718

Description

1.4718 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: 1.4718
Category Type Steel Grade Standard Country Application
Steel GradesStainless Steel 1.4718
X45CrNiW 18-9
X55CrMnNiN 20-8
X70CrMnNiN 21-6
X50CrMnNiNbN 21-9
NiFe25Cr20NbTi
65Si7
37MnSi5
1.2731
1.3817
1.4704

Chemical composition(mass fraction)(wt.%) of the 1.4718

 

 

C  Si 
≤		 Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Mo  Other
 0.40-0.50  2.70-3.30  0.60  0.040  0.030  8.00-10.00  ≤0.50  ------  -----------


.

Mechanical Properties of steel grade 1.4718

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)
362 (≥) 995 (≥) 12 33 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade 1.4718

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
34 - -     0.32 -  
573 456 - 13.3 334   -  
829 - 34 32.2   212 222

Heat Treatment of steel grade 1.4718

Heat treated : 1289°C - 1921°C

Technological Curves of steel grade 1.4718

Cross Reference Table (Equivalent Grade) of 1.4718

Grade Standard Country Application
1.4718 DIN Germany Valve steel
1.4718 AFNOR France Valve Internal Combustion Engines steel (NF-EN 1009-1998)
1.4704 1.4731
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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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