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Description

348 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 348
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 348
316
S31600
316L
S31603
317
S31700
321
S32100
347
S34700

Chemical composition(mass fraction)(wt.%) of the 348

 


C
Si
Mn
P
S
Cr Ni
0.08 1 2 0.045 0.03 17-19 9-13
Mo Al Cu Nb Ta V Ce
        ≤0.1    
N Co Pb B Other    
  ≤0.2     Nb+Ta 10*C~1.0    
             

Mechanical Properties of steel grade 348

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)
649 (≥) 125 (≥) 11 24 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade 348

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
24 - -     0.43 -  
822 816 - 41.3 244   -  
644 - 33 42.2   443 314

Heat Treatment of steel grade 348

Heat treated : 1471°C - 1773°C

Technological Curves of steel grade 348

Cross Reference Table (Equivalent Grade) of 348

Grade Standard Country Application
1.3348 DIN Germany High-speed tool steel
SS 2348 SS Sweden Swedish SS standard stainless steel and heat resistant steel
417348 The Czech republic Stainless steel
17 348 The Czech republic Stainless steel

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