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70 MoMn 10 4

Favorite Datasheet

Germany DIN 70MoMn104 Low alloyed MnMo steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 70MoMn104 / 70 MoMn 10 4
Category Grade Standard Region/Area Standard Content
Metals 70 MoMn 10 4 -- Germany Low alloyed MnMo steel

Chemical composition(mass fraction)(wt.%) of the 70 MoMn 10 4

Element Min Max Similar
V - 0.0600 -
Si 0.2000 0.3500 -
S - 0.0400 -
P - 0.0400 -
Ni - 0.2000 -
Mo 0.8000 1.1000 -
Mn 0.7000 1.0500 -
Cu - 0.2000 -
Cr - 0.2800 -
C 0.6300 0.7700 -
Al 0.0200 - -

Mechanical Properties of steel grade 70 MoMn 10 4

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)
149 (≥) 728 (≥) 43 14 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 70 MoMn 10 4

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
22 - -     0.14 -  
529 696 - 22.3 134   -  
127 - 11 14.2   231 321

Heat Treatment of steel grade 70 MoMn 10 4

Heat treated : 1483°C - 1599°C

Technological Curves of steel grade 70 MoMn 10 4

Cross Reference Table (Equivalent Grade) of 70 MoMn 10 4

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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