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B664

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America ASTM B664 含80%银20%石墨的滑动电接触材料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B664 / B664
Category Grade Standard Region/Area Standard Content
Metals B664 ASTM B664 America 含80%银20%石墨的滑动电接触材料

Chemical composition(mass fraction)(wt.%) of the B664

Element Min Max Similar
Other - 1.0000 -
C-graphite - - -
Ag - 80.0000 -

Mechanical Properties of steel grade B664

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)
269 (≥) 858 (≥) 31 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade B664

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
34 - -     0.22 -  
318 959 - 33.3 213   -  
996 - 44 22.2   143 314

Heat Treatment of steel grade B664

Heat treated : 1959°C - 1312°C

Technological Curves of steel grade B664

Cross Reference Table (Equivalent Grade) of B664

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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