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STS440C

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STS440B STS440F
#STS440C

Description

Korea KS D 3692 (2001), D 3702 (2008), D 3703 (2007), D 3706 (2008), STS440C Specialsteel Stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS440C
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STS440C Martensite KS Korea Stainless steel bars

Chemical composition(mass fraction)(wt.%) of the STS440C

C Si Mn P S Cr Ni Mo N
0.95 -1.20 ≤1.00 ≤1.00 ≤0.040 ≤0.030 16.00 -18.00 ≤0.60 ≤0.75 ≤ ≥

Mechanical Properties of steel grade STS440C

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)
166 (≥) 988 (≥) 24 42 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade STS440C

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 - -     0.21 -  
486 614 - 12.3 321   -  
916 - 12 11.2   122 421

Heat Treatment of steel grade STS440C

Heat treated : 1263°C - 1122°C

Technological Curves of steel grade STS440C

Cross Reference Table (Equivalent Grade) of STS440C

Grade Standard Country Application
STS440C
STS440C

Relevant standard of STS440C

D 3692 (2001) Cold finished stainless steel bars D-3692-(2001).pdf
D 3702 (2008) Stainless steel wire rods D-3702-(2008).pdf
D 3703 (2007) Stainless steel wires D-3703-(2007).pdf
D 3706 (2008) Stainless steel bars D-3706-(2008).pdf
STS440B STS440F
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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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