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440C

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431 630
#440C

Description

Australia AS 440C Australia Stainless steel and 440C Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 440C
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 440C AS Australia Australia Stainless steel
310
316
316L
321
410
416
420
430
430F
431

Chemical composition(mass fraction)(wt.%) of the 440C

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.95-1.20 1 1 0.04 0.03 16.0-18.0 Max 1.00 Max 0.75

Mechanical Properties of steel grade 440C

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)
549 (≥) 756 (≥) 31 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 440C

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 - -     0.33 -  
231 346 - 41.3 243   -  
651 - 23 43.2   141 131

Heat Treatment of steel grade 440C

Heat treated : 1425°C - 1669°C

Technological Curves of steel grade 440C

Cross Reference Table (Equivalent Grade) of 440C

Grade Standard Country Application
ASTM 440C ASTM USA Martensitic special steel
SUS440C JIS Japan Martensitic special steel
STS440C KS Korea martensitic steel
STS440C KS Korea martensitic steel
CNS 440C CNS China CNS standard martensite stainless steel
440C AS Australia Australia Stainless steel
CNS 440C CNS China China Taiwan Stainless steel
CNS 440C CNS China China Taiwan Stainless steel
431 630
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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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