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SFA 60B Class 2

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Japan JIS SFA60BClass2 铁路机车车辆车轴 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SFA60BClass2 / SFA 60B Class 2
Category Grade Standard Region/Area Standard Content
Metals SFA 60B Class 2 JIS E4502 Japan 铁路机车车辆车轴

Chemical composition(mass fraction)(wt.%) of the SFA 60B Class 2

Element Min Max Similar
S - 0.0450 -
P - 0.0450 -
S - 0.0450 -
P - 0.0450 -

Mechanical Properties of steel grade SFA 60B Class 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)
639 (≥) 425 (≥) 23 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade SFA 60B Class 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
23 - -     0.23 -  
259 881 - 34.3 233   -  
164 - 12 31.2   243 311

Heat Treatment of steel grade SFA 60B Class 2

Heat treated : 1686°C - 1787°C

Technological Curves of steel grade SFA 60B Class 2

Cross Reference Table (Equivalent Grade) of SFA 60B Class 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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