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1.2777

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Germany DIN 1.2777 Alloyed MoNi steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.2777 / 1.2777
Category Grade Standard Region/Area Standard Content
Metals 1.2777 -- Germany Alloyed MoNi steel

Chemical composition(mass fraction)(wt.%) of the 1.2777

Element Min Max Similar
V 0.1000 0.5000 -
Ti 1.9000 2.3000 -
Si - 1.0000 -
S - 0.0300 -
P - 0.0300 -
Ni 24.0000 27.0000 -
Mo 1.0000 1.5000 -
Mn - 2.0000 -
Cr 13.5000 16.0000 -
C - 0.0800 -
B 0.0030 0.0100 -

Mechanical Properties of steel grade 1.2777

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)
167 (≥) 726 (≥) 24 22 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade 1.2777

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
42 - -     0.44 -  
612 619 - 14.3 223   -  
996 - 34 44.2   223 232

Heat Treatment of steel grade 1.2777

Heat treated : 1677°C - 1696°C

Technological Curves of steel grade 1.2777

Cross Reference Table (Equivalent Grade) of 1.2777

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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