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A866 43CrMo4

Favorite Datasheet

America ASTM A86643CrMo4 耐磨中碳轴承钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A86643CrMo4 / A866 43CrMo4
Category Grade Standard Region/Area Standard Content
Metals A866 43CrMo4 ASTM A866 America 耐磨中碳轴承钢

Chemical composition(mass fraction)(wt.%) of the A866 43CrMo4

Element Min Max Similar
Si - 0.4000 -
S - 0.0150 -
P - 0.0250 -
O - 0.0020 -
Mo 0.1500 0.3000 -
Mn 0.6000 0.9000 -
Cu - 0.3000 -
Cr 0.9000 1.2000 -
C 0.4000 0.4600 -
Al - 0.0500 -

Mechanical Properties of steel grade A866 43CrMo4

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)
987 (≥) 524 (≥) 42 34 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade A866 43CrMo4

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
44 - -     0.12 -  
474 354 - 42.3 424   -  
526 - 11 44.2   324 122

Heat Treatment of steel grade A866 43CrMo4

Heat treated : 1628°C - 1139°C

Technological Curves of steel grade A866 43CrMo4

Cross Reference Table (Equivalent Grade) of A866 43CrMo4

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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