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Cr20Ni80

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0Cr27Al7Mo2 Cr30Ni70
#Cr20Ni80

Description

China GBT Cr20Ni80 High resistance alloys for electrical heating and Cr20Ni80 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: Cr20Ni80
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy Cr20Ni80 GBT China High resistance alloys for electrical heating
IC6A
MX246
MX246A
1Cr13Al4
0Cr25Al5
0Cr23Al5
0Cr21Al6
1Cr20Al3
0Cr21Al6Nb
0Cr27Al7Mo2

Chemical composition(mass fraction)(wt.%) of the Cr20Ni80

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%) Fe(%)
0.08 0.75-1.60 0.6 0.020 0.015 20.0-23.0 Bal ≤0.50 ≤1.0

Mechanical Properties of steel grade Cr20Ni80

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)
739 (≥) 661 (≥) 34 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade Cr20Ni80

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 - -     0.12 -  
268 498 - 34.3 144   -  
889 - 34 22.2   323 444

Heat Treatment of steel grade Cr20Ni80

Heat treated : 1853°C - 1755°C

Technological Curves of steel grade Cr20Ni80

Cross Reference Table (Equivalent Grade) of Cr20Ni80

Grade Standard Country Application
Cr20Ni80 GBT China High resistance alloys for electrical heating
0Cr27Al7Mo2 Cr30Ni70
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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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