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30MnB4

Favorite Datasheet

Germany DIN 30MnB4 Low alloyed MnCrB steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 30MnB4 / 30MnB4
Category Grade Standard Region/Area Standard Content
Metals 30MnB4 -- Germany Low alloyed MnCrB steel

Chemical composition(mass fraction)(wt.%) of the 30MnB4

Element Min Max Similar

Mechanical Properties of steel grade 30MnB4

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)
793 (≥) 878 (≥) 31 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade 30MnB4

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 - -     0.43 -  
171 634 - 22.3 224   -  
827 - 23 13.2   124 143

Heat Treatment of steel grade 30MnB4

Heat treated : 1151°C - 1716°C

Technological Curves of steel grade 30MnB4

Cross Reference Table (Equivalent Grade) of 30MnB4

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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