By adding Sn, Ni, and other trace elements to the copper matrix, C19025 exhibits high strength, elasticity, and excellent stress relaxation performance, as well as excellent conductivity. It is applied to automotive terminals, connectors, etc.
Grade
Chemical composition(%)≤
Thickness
(mm)
ASTM
Cu
Sn
Ni
P
Zn
0.05-5.0
C19025
Balance
0.7-1.1
0.8-1.2
0.03-0.07
≤0.2
Physical properties
Density
(g/cm³)
Modulus of elasticity
(GPa)
Thermal expansion coefficient
(×10-6/K)
Electrical conductivity
(%IACS)
Thermal conductivity
W(m·K)
8.9
130
17
40
161
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
H01
120-155
335-470
300-420
≥20
0
0
H02
135-170
440-520
410-490
≥8
0
0
H04
155-180
500-570
475-540
≥6
0
0
H06
160-195
540-590
510-560
≥4
0
0.5
H08
175-210
580-650
555-625
≥4
-
-
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.