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20MnB5H

Favorite Datasheet

Germany DIN 20MnB5H Quenched and tempered steels - Part 3: Technical delivery conditions for boron steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 20MnB5H / 20MnB5H
Category Grade Standard Region/Area Standard Content
Metals 20MnB5H DIN EN 10083-3 Germany Quenched and tempered steels - Part 3: Technical delivery conditions for boron steels

Chemical composition(mass fraction)(wt.%) of the 20MnB5H

Element Min Max Similar
B 0.0008 0.0050 -
P - 0.0350 -
S - 0.0400 -
Mn 1.1000 1.4000 -
Si - 0.4000 -
C 0.1700 0.2300 -

Mechanical Properties of steel grade 20MnB5H

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)
263 (≥) 141 (≥) 41 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 20MnB5H

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 - -     0.24 -  
619 343 - 32.3 142   -  
545 - 32 11.2   342 323

Heat Treatment of steel grade 20MnB5H

Heat treated : 1432°C - 1818°C

Technological Curves of steel grade 20MnB5H

Cross Reference Table (Equivalent Grade) of 20MnB5H

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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