DIN 1.6748
DIN 1.6748 PDF DIN 1.6748 Word
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1.6748 DIN Germany
GS-24CrNiMo3 2 5
1.6552
1.6570
GS-30NiCrMo8 5
1.6582
GS-34CrNiMo6
GS-33NiCrMo7 4 4
1.6740
GS-38NiCrMo8 4 4
1.6741
Datasheet for:Steel Grades:Special Alloy:1.6748

Chemical composition(mass fraction)(wt.%) of the 1.6748

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.37-0.44 0.30-0.50 0.60-1.00 Max 0.025 Max 0.025 1.10-1.50 1.30-1.70 0.50-0.70

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade 1.6748

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)
541 (≥) 495 (≥) 43 42 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 441
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
14 - -     0.31 -  
742 954 - 43.3 124   -  
333 - 14 13.2   333 432
Heat treated : 1117°C - 1432°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
1.6748 DIN Germany
1.6748

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