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1.4720

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X15CrNiSi 20-12 1.4724
#1.4720

Description

1.4720 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: 1.4720
Category Type Steel Grade Standard Country Application
Steel GradesStainless Steel 1.4720
X10CrAlSi 13
X10CrAl13
X10CrAlSi 18
X10CrAl18
X18Cr28
X10CrAlSi 25
X10CrAl24
X15CrNiSi 25-4
X20CrNiSi 25-4
X15CrNiSi 20-12

Chemical composition(mass fraction)(wt.%) of the 1.4720

 

 

 

 

 

 

C 
≤		 Si Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Other
 0.08 ≤1.00  1.00  0.040  0.030  10.5-12.5    Ti≥6*C≤1.00

Mechanical Properties of steel grade 1.4720

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)
439 (≥) 116 (≥) 14 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade 1.4720

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 - -     0.31 -  
576 283 - 34.3 132   -  
969 - 42 31.2   444 143

Heat Treatment of steel grade 1.4720

Heat treated : 1416°C - 1821°C

Technological Curves of steel grade 1.4720

Cross Reference Table (Equivalent Grade) of 1.4720

Grade Standard Country Application
1.4720 DIN Germany Stainless steel
X15CrNiSi 20-12 1.4724
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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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