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Description

Korea KS D 3731 (2002), D 3732 (2002), STR310 Specialsteel Heat - resisting steel plates and sheets and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: STR310
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel STR310 Austenite KS Korea Heat - resisting steel plates and sheets

Chemical composition(mass fraction)(wt.%) of the STR310

C Si Mn P S Cr Ni Mo N
≤0.25 ≤1.50 ≤2.00 ≤0.040 ≤0.030 24.00 -26.00 19.00 -22.00 ≤ ≥ ≤ ≥

Mechanical Properties of steel grade STR310

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)
717 (≥) 697 (≥) 21 14 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade STR310

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
32 - -     0.32 -  
471 277 - 32.3 143   -  
759 - 32 32.2   134 132

Heat Treatment of steel grade STR310

Heat treated : 1145°C - 1352°C

Technological Curves of steel grade STR310

Relevant standard of STR310

D 3731 (2002) Heat - resisting steel bars D-3731-(2002).pdf
D 3732 (2002) Heat - resisting steel plates and sheets D-3732-(2002).pdf

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