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40NH Grade Ⅱ-2

Favorite Datasheet

Japan JIS 40NHGradeⅡ-2 钢轨鱼尾板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 40NHGradeⅡ-2 / 40NH Grade Ⅱ-2
Category Grade Standard Region/Area Standard Content
Metals 40NH Grade Ⅱ-2 JIS E1102 Japan 钢轨鱼尾板

Chemical composition(mass fraction)(wt.%) of the 40NH Grade Ⅱ-2

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0350 -
P - 0.0300 -
Mn 0.6000 0.9000 -
C 0.3500 0.5300 -

Mechanical Properties of steel grade 40NH Grade Ⅱ-2

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)
371 (≥) 472 (≥) 41 21 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade 40NH Grade Ⅱ-2

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
13 - -     0.42 -  
725 255 - 24.3 233   -  
214 - 23 14.2   134 442

Heat Treatment of steel grade 40NH Grade Ⅱ-2

Heat treated : 1793°C - 1771°C

Technological Curves of steel grade 40NH Grade Ⅱ-2

Cross Reference Table (Equivalent Grade) of 40NH Grade Ⅱ-2

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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