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Description

Korea KS D 3698 (2008), D 3702 (2008), D 3705 (2008), D 3706 (2008), STS434 Specialsteel Stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STS434
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STS434 Ferrite KS Korea Stainless steel bars

Chemical composition(mass fraction)(wt.%) of the STS434

C Si Mn P S Cr Ni Mo N
≤0.12 ≤1.00 ≤1.00 ≤0.040 ≤0.030 16.00 -18.00 ≤0.60 0.75 -1.25 ≤ ≥

Mechanical Properties of steel grade STS434

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 (≥) 582 (≥) 41 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade STS434

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
33 - -     0.11 -  
731 154 - 14.3 433   -  
826 - 24 43.2   121 123

Heat Treatment of steel grade STS434

Heat treated : 1275°C - 1372°C

Technological Curves of steel grade STS434

Cross Reference Table (Equivalent Grade) of STS434

Grade Standard Country Application
STS434
STS434

Relevant standard of STS434

D 3698 (2008) Cold rolled stainless steel plates, sheets and strip D-3698-(2008).pdf
D 3702 (2008) Stainless steel wire rods D-3702-(2008).pdf
D 3705 (2008) Hot rolled stainless steel plates, sheets and strip D-3705-(2008).pdf
D 3706 (2008) Stainless steel bars D-3706-(2008).pdf

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