C52400 is a tin phosphorus copper alloy with a tin content of about 10%. It has the characteristics of high elasticity, high strength, corrosion and wear resistance, fatigue resistance, anti magnetism, easy brazing, and good processing performance.
It is widely used in the communication, electrical equipment, instrumentation, and mechanical industries, and is commonly used to manufacture elastic components such as terminal connectors, contactors, contacts, and connectors.
Standard
Grade
Chemical composition(%)
Sn
Zn
Fe
Pb
P
Cu
ASTM
C52400
9.0-11.0
<0.2
<0.1
<0.05
0.03-0.35
Balance
JIS
C5240
9.0-11.0
<0.2
<0.1
<0.2
0.03-0.35
-
Physical properties
Density
(g/cm³)
Modulus of elasticity
(GPa)
Thermal expansion coefficient
(×10-6/K)
Electrical conductivity
(%IACS)
Thermal conductivity
W(m·K)
8.86
110
18.4
10
50
Mechanical properties
Bend properties
Temper
Hardness
HV
Tension test
90°R/T(Thick≤0.5mm)
Tensile Strength
Rm/MPa
Yield Strength
MPa
Elongation
%
Good way
Bad way
H04
200-240
650-750
510-700
≥15
0
0.5
H06
230-270
750-850
630-800
≥12
-
1.5
H08
250-300
850-950
750-910
≥5
-
2.5
H10
≥270
≥950
870-1010
≥1
-
-
FAQ
Q: How long is your delivery time?
A: Generally it is within 15 days if the goods are in stock. or it is less than 30 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ?
A: Yes, we could offer the sample.
Q: What ls your terms of payment?
A.30% T/T in advance ,balance before shipment. And the price depends on the material and the quantity. If you have another question, please feel free to contact us.