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1.2779

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35NiCrMo16 X6NiCrTi26-15
#1.2779

Description

1.2779 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: 1.2779
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel 1.2779
1.2737
28NiCrV5
1.2740
28NiCrMoV10
1.2744
57NiCrMoV7-7
1.2747
28CrMo17
1.2766
35NiCrMo16

Chemical composition(mass fraction)(wt.%) of the 1.2779

 

 

C  Si 
≤		 Mn 
≤		  P
≤		  S
≤		 Cr   Ni  Mo  Other
 ≤ 0.08  1.00  2.00  0.030  0.030  13.5-16.0  24.0-27.0  1.00-1.50  v 0.10-0.50
Ti 1.90-2.30
B  0.003-0.10

Mechanical Properties of steel grade 1.2779

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)
599 (≥) 175 (≥) 23 14 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade 1.2779

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 -  
865 959 - 23.3 213   -  
928 - 34 41.2   332 412

Heat Treatment of steel grade 1.2779

Heat treated : 1568°C - 1669°C

Technological Curves of steel grade 1.2779

Cross Reference Table (Equivalent Grade) of 1.2779

Grade Standard Country Application
1.2779 DIN Germany Hot working alloy tool steel
35NiCrMo16 X6NiCrTi26-15
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...

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