C51100 is a tin phosphorus bronze with a Sn content of about 4.0%. This alloy has high elasticity, strength, wear resistance, high temperature resistance, stress relaxation resistance, and corrosion resistance. It can be used to manufacture new energy vehicle connectors, wiring terminals, stamping parts, elastic connectors, etc.
Grade
Chemical composition（%）
GB
ASTM
JIS
DIN
Cu
Fe
Pb
Sn
P
Zn
Qsn4.0-3.0
C51100
C5111
CuSn4
Balance
＜0.1
＜0.05
3.5-4.9
0.03-0.35
＜0.3
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
115
17.2
20
83
Mechanical properties
Bend properties
Temper
Hardness
HV
Tension test
180°R/T（Thick≤0.5mm）
Tensile Strength
Rm/MPa
Yield Strength
MPa
Elongation
%
Good way
Bad way
O60
75-120
≥295
-
≥45
0
0
H01
80-150
345-440
-
≥30
0
0.5
H02
120-180
410-510
340-460
≥17
0.5
1
H04
150-200
490-590
420-560
≥12
-
2
H06
170-220
570-660
500-630
≥6
-
-
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.
