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CNS 431

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CNS 420F CNS 440A
#431

Description

China CNS CNS 431 CNS standard martensite stainless steel and CNS 431 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: CNS 431
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy CNS 431 CNS China CNS standard martensite stainless steel
CNS 434
CNS 447J1
CNS XM27
CNS 403
CNS 410
CNS 410J1
CNS 416
CNS 420J1
CNS 420J2
CNS 420F

Chemical composition(mass fraction)(wt.%) of the CNS 431

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
Max 0.20 Max 1.00 Max 1.00 Max 0.040 Max 0.030 15.00-17.00 1.25-2.50

Mechanical Properties of steel grade CNS 431

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)
689 (≥) 886 (≥) 11 31 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade CNS 431

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
12 - -     0.24 -  
862 297 - 42.3 321   -  
452 - 33 42.2   433 112

Heat Treatment of steel grade CNS 431

Heat treated : 1416°C - 1413°C

Technological Curves of steel grade CNS 431

Cross Reference Table (Equivalent Grade) of CNS 431

Grade Standard Country Application
AISI 431 AISI USA Martensitic special steel
ASTM 431 ASTM USA Martensitic special steel
UNS S43100 UNS USA Martensitic special steel
SUS431 JIS Japan Martensitic special steel
SUS431FB JIS Japan martensitic stainless steel
431S29 UK austenitic special steel
1.4313 AFNOR France Martensite And Precipitation Hardening
1.4310 AFNOR France Austenite
1.4318 AFNOR France Austenite
1.4311 AFNOR France Austenite
STS431 KS Korea martensitic steel
STS431 KS Korea martensitic steel
CNS 431 CNS China CNS standard martensite stainless steel
E1431 UNE Spain Spain structural alloy steel
411431 CSN Czech Republic The Czech republic Structural steel
11431 CSN Czech Republic The Czech republic Structural steel
416431 CSN Czech Republic The Czech republic Structural steel
16431 CSN Czech Republic The Czech republic Structural steel
X4317 AS Australia Australia Structural steel
X4317H AS Australia Australia Structural steel
CNS 420F CNS 440A
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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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