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Austenitic 31

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CNS 316-TPD Austenitic 35
#Austenitic-31

Description

China CNS Austenitic 31 CNS standard heat resistant steel bars(CNS 9608-1998) and Austenitic 31 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: Austenitic 31
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy Austenitic 31 CNS China CNS standard heat resistant steel bars(CNS 9608-1998)
CNS 630
CNS 631
CNS 305J1
CNS 301-CPS
CNS 304-CPS
CNS 420J2-CPS
CNS 631-CPS
CNS 632J1-CPS
CNS 304-TPD
CNS 316-TPD

Chemical composition(mass fraction)(wt.%) of the Austenitic 31

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) W(%)
0.35-0.45 1.50-2.50 Max 0.60 Max 0.040 Max 0.030 14.0-16.0 13.0-15.0 2.00-3.00

Mechanical Properties of steel grade Austenitic 31

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)
912 (≥) 595 (≥) 31 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade Austenitic 31

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
42 - -     0.44 -  
511 396 - 22.3 323   -  
174 - 22 12.2   344 142

Heat Treatment of steel grade Austenitic 31

Heat treated : 1583°C - 1638°C

Technological Curves of steel grade Austenitic 31

Cross Reference Table (Equivalent Grade) of Austenitic 31

Grade Standard Country Application
Austenitic 31 CNS China CNS standard heat resistant steel bars(CNS 9608-1998)
Austenitic 310 CNS China CNS standard heat resistant steel bars(CNS 9608-1998)
CNS 316-TPD Austenitic 35
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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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