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Description

SUS312L Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: SUS312L
Category Type Steel Grade Standard Country Application
Steel GradesStainless Steel SUS312L
NCF800H
NCF825
NCF80A
SUS317J2
SUS301L
SUS301J1
SUS302B
SUS304Cu
SUS304j1
SUS304j2

Chemical composition(mass fraction)(wt.%) of the SUS312L

C
Si
Mn
P
S
Cr Ni
0.02 0.8 2.0 0.03 0.015 19-21 17.5-19.5
Mo Al Cu Nb Ti V Ce
6-7   0.5-1.0        
N Co Pb B Other    
0.16-0.25            
             

Mechanical Properties of steel grade SUS312L

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)
586 (≥) 824 (≥) 31 33 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade SUS312L

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 - -     0.14 -  
571 455 - 21.3 414   -  
559 - 31 32.2   323 132

Heat Treatment of steel grade SUS312L

Heat treated : 1735°C - 1297°C

Technological Curves of steel grade SUS312L


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