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B662 Class A1

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America ASTM B662ClassA1 银钼电接触材料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B662ClassA1 / B662 Class A1
Category Grade Standard Region/Area Standard Content
Metals B662 Class A1 ASTM B662 America 银钼电接触材料

Chemical composition(mass fraction)(wt.%) of the B662 Class A1

Element Min Max Similar
Total Others - 1.0000 -
Mo - - -
Cu - 0.5000 -
Co - 0.5000 -
Ag 33.0000 37.0000 -

Mechanical Properties of steel grade B662 Class A1

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)
397 (≥) 657 (≥) 13 42 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade B662 Class A1

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
22 - -     0.12 -  
911 622 - 42.3 143   -  
676 - 21 31.2   221 232

Heat Treatment of steel grade B662 Class A1

Heat treated : 1372°C - 1266°C

Technological Curves of steel grade B662 Class A1

Cross Reference Table (Equivalent Grade) of B662 Class A1

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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