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440F

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440C CNS 630
#440F

Description

China CNS G3067, 440F Specialsteel Stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 440F
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 440F Martensite CNS China Stainless steel bars

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

C Si Mn P S Ni Cr Mo
0.95 -1.20 ≤1.00 ≤1.25 ≤0.060 ≤0.15 ≤0.60 16.00 -18.00 ≤0.75

Mechanical Properties of steel grade 440F

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)
258 (≥) 477 (≥) 44 31 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade 440F

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
22 - -     0.11 -  
857 763 - 24.3 322   -  
226 - 14 44.2   131 322

Heat Treatment of steel grade 440F

Heat treated : 1589°C - 1294°C

Technological Curves of steel grade 440F

Cross Reference Table (Equivalent Grade) of 440F

Grade Standard Country Application
440F
440FSe
440F
440FSe
SUS440F
SUS440F
AISI 440F
AISI 440F Se
Type440F
SUS440F
SUS440F
STS440F
STS440F

Relevant standard of 440F

G3067 Stainless steel bars G3067.pdf
440C CNS 630
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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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