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Description

Japan JIS G 4312 (2011), SUH 409L Specialsteel Heat-resisting steel plate, sheet and strip and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SUH 409L
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SUH 409L Martensite JIS Japan Heat-resisting steel plate, sheet and strip

Chemical composition(mass fraction)(wt.%) of the SUH 409L

C Si Mn P S Cr Ni Mo
0.75 -0.85 1.75 -2.25 0.20 -0.60 ≤0.03 ≤0.03 19.00 -20.50 1.15 -1.65 ≤ ≥

Mechanical Properties of steel grade SUH 409L

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)
653 (≥) 288 (≥) 21 24 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade SUH 409L

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
21 - -     0.31 -  
746 293 - 24.3 412   -  
883 - 12 11.2   443 121

Heat Treatment of steel grade SUH 409L

Heat treated : 1926°C - 1311°C

Technological Curves of steel grade SUH 409L

Relevant standard of SUH 409L

G 4312 (2011) Heat-resisting steel plate, sheet and strip G-4312-(2011).pdf

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