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C64725

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America UNS C64725 Copper silicon alloys (max 25) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C64725 / C64725
Category Grade Standard Region/Area Standard Content
Metals C64725 -- America Copper silicon alloys (max 25)

Chemical composition(mass fraction)(wt.%) of the C64725

Element Min Max Similar
Zn 0.5000 1.5000 -
Sn 0.2000 0.8000 -
Si 0.2000 0.8000 -
Pb - 0.0100 -
Other 99.5000 - -
Ni 1.3000 2.7000 -
Mg - 0.2000 -
Fe - 0.2500 -
Cu 95.0000 - -
Cr - 0.0900 -
Ca - 0.0100 -

Mechanical Properties of steel grade C64725

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)
158 (≥) 925 (≥) 42 42 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade C64725

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
31 - -     0.13 -  
484 655 - 43.3 121   -  
763 - 43 22.2   132 132

Heat Treatment of steel grade C64725

Heat treated : 1748°C - 1668°C

Technological Curves of steel grade C64725

Cross Reference Table (Equivalent Grade) of C64725

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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