Chinese
Available 24/7 at sales@steel-grades.com
SGSG
Post Your Request Now
Toggle menu

1.6748

Favorite Datasheet
1.6741 GS-40NiCrMo6 5 6
#1.6748

Description

Germany DIN 1.6748 and 1.6748 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1.6748
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

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 of steel 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)
299 (≥) 649 (≥) 12 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade 1.6748

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
11 - -     0.21 -  
899 886 - 33.3 311   -  
273 - 23 41.2   424 313

Heat Treatment of steel grade 1.6748

Heat treated : 1181°C - 1173°C

Technological Curves of steel grade 1.6748

Cross Reference Table (Equivalent Grade) of 1.6748

Grade Standard Country Application
1.6748 DIN Germany
1.6741 GS-40NiCrMo6 5 6
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this 1.6748?
  • List your company on S&G now? Join
  • Non-paying users only
Top