Factory Supply Cuco2be Foil - KINKOU-96 copper alloy(Cu-9Ni-6Sn C72700) – Kinkou
Factory Supply Cuco2be Foil - KINKOU-96 copper alloy(Cu-9Ni-6Sn C72700) – Kinkou Detail:
1. Chemical Composition of C72700
|
Model |
Ni |
Sn |
Mn |
Pb |
Zn |
Fe |
P |
Impurities |
Cu |
|
C72700 |
8.5-9.5 |
5.5-6.5 |
0.05-0.3 |
≤0.03 |
≤0.15 |
≤0.05 |
≤0.05 |
≤0.5 |
Remnant |
2. Physical Properties of C72700
|
Density |
8.9 |
(g/cm3) |
|
Melting Point |
968-1078 |
(℃) |
|
Thermal Expansion Coefficient |
17.25 |
(X10-6/℃) 20-200℃ |
|
Elastic Modulus |
120 |
(GPa) |
|
Electrical Resistivity at 20℃ |
|
μΩ*cm |
|
Quench |
≤19.5 |
|
|
Precipitation Hardening |
≤15 |
|
|
Electrical Conductivity(IACS,%) |
|
(% IACS) |
|
≥9 |
|
|
|
Precipitation hardening（3 hours） |
≥12 |
|
|
Torsional Modulus |
50 |
(GPa) |
|
Thermal Conductivity at 20℃ |
53.6 |
(W/m.K) |
|
Bending Fatigue Strength |
450 |
(MPa) |
3. Mechanical Properties/State of C72700
1) Rolled Products
|
State |
Hardness |
Tensile Strength |
Yield Strength |
Elongaion |
Bending* |
Hardness, Elasticity and Bending Fatigue Properties(MPa) |
||
|
HV |
Rm (MPa) |
Rp 0.2 (MPa) |
A50mm (%) |
Longitudinal// |
Transverse⊥ |
Longitudinal// |
Transverse⊥ |
|
|
Quenching |
||||||||
|
TB |
90-125 |
420-500 |
≥200 |
≥30 |
0.2 |
0.2 |
302 |
220 |
|
Quenching/Cold Rolling |
||||||||
|
TD1 |
140-180 |
460-560 |
≥300 |
≥15 |
0.2 |
0.2 |
216 |
359 |
|
TD2 |
160-200 |
540-640 |
≥400 |
≥10 |
0.2 |
0.2 |
275 |
390 |
|
TD3 |
200-240 |
620-720 |
≥550 |
≥3 |
0.5 |
0.5 |
444 |
523 |
|
TD4 |
220-260 |
700-820 |
≥600 |
≈1 |
2 |
1 |
467 |
568 |
|
TDX |
≤320 |
≥780 |
≥650 |
≈1 |
10 |
2 |
472 |
613 |
|
Quenching/Precipitation Heat Treatment |
||||||||
|
TF |
230-270 |
740-860 |
≥510 |
≥10 |
0.5 |
0.5 |
566 |
634 |
|
Quenching/Cold Rolling/Precipitation Heat Treatment |
||||||||
|
TH1 |
270-310 |
850-950 |
≥650 |
≥8 |
0.5 |
0.5 |
684 |
724 |
|
TH2 |
290-320 |
880-980 |
≥720 |
≥8 |
1 |
1 |
730 |
770 |
|
TH3 |
310-340 |
950-1050 |
≥800 |
≥4 |
1 |
1 |
829 |
≥840 |
|
TH4 |
320-360 |
1000-1100 |
≥900 |
≈3 |
2 |
2 |
≥830 |
≥840 |
|
THX |
≤390 |
≥1050 |
≥950 |
≈1 |
/ |
/ |
≥830 |
≥840 |
|
*:According to DIN 5011(25/10/85),bending 90 ° along the rolling direction, divide the minimum bending radius by the thickness to determine the R /t ratio |
||||||||
2) Drawn products
|
State |
Hardness |
Tensile Strength |
Yield Strength |
Elongaion |
Expansion Coefficient |
|
HV |
Rm (MPa) |
Rp 0.2 (MPa) |
A50mm (%) |
Z% |
|
|
Quenching |
|||||
|
TB |
≤150 |
400-500 |
≥200 |
≥30 |
≥80 |
|
Quenching/Cold Rolling |
|||||
|
TD1 |
150-180 |
500-580 |
≥300 |
≥10 |
≥75 |
|
TD2 |
180-230 |
550-720 |
≥500 |
≥3 |
≥70 |
|
TD3 |
220-260 |
700-800 |
≥600 |
≥2 |
≥65 |
|
TD4 |
230-300 |
780-880 |
≥700 |
≥1.5 |
≥60 |
|
TDX |
250-320 |
880-1000 |
≥800 |
≥0.1 |
≥50 |
|
|
|
|
|
|
|
|
State |
HV |
Rm (MPa) |
Rp 0.2 (MPa) |
A50mm (%) |
Z% |
|
Quenching/Precipitation Heat Treatment |
|||||
|
TF |
≤260 |
770-870 |
≥500 |
≥20 |
≥40 |
|
Quenching/Cold Rolling/Precipitation Heat Treatment |
|||||
|
TH1 |
260-300 |
870-970 |
≥700 |
≥13 |
≥30 |
|
TH2 |
290-310 |
930-1030 |
≥800 |
≥8 |
≥30 |
|
TH3 |
310-330 |
1000-1100 |
≥900 |
≥5 |
≥30 |
|
TH4 |
330-360 |
1100-1200 |
≥1000 |
≥2 |
≥30 |
|
THX |
≥350 |
1175-1300 |
≥1100 |
≥0.5 |
≥30 |
4. Standard Tolerance of Rod and Wire of C72700
|
Type |
Diameter |
Tolerance of Diameter |
Tolerance of Straightness |
|||
|
inch |
mm |
inch |
mm |
inch |
mm |
|
|
Wire |
0.2-0.39 |
6.35-9.9 |
+/-0.002 |
+/-0.05 |
length=10ft,deviation＜0.25 inches |
length=3048mm,deviation＜6.35mm |
|
0.4-0.74 |
10-18.9 |
+0.005/-0 |
+0.13/-0 |
|||
|
Rod |
0.75-1.6 |
19-40.9 |
+0.02/+0.08 |
+0.5/+2.0 |
length=10ft,deviation＜0.5 inches |
length=3048mm,deviation＜12mm |
|
1.61-2.75 |
41-70 |
+0.02/+0.10 |
+0.02/+0.10 |
|||
|
2.76-3.25 |
70.1-82 |
+0.02/+0.145 |
+0.02/+0.145 |
|||
|
3.26-6.00 |
83-152.4 |
+0.02/+0.187 |
+0.02/+0.187 |
|||
|
＜0.4 |
＜10 |
+/-0.002 |
+/-0.05 |
|
|
|
5. Application of C72700
Substituting beryllium copper alloy
It is used for glasses, electricians, electromechanical, electronics, connectors, automobiles, household appliances, spectade industry, turning parts
Product detail pictures:
Related Product Guide:
The corporate upholds the philosophy of "Be No.1 in excellent, be rooted on credit rating and trustworthiness for growth", will keep on to serve outdated and new clients from home and abroad whole-heatedly for Factory Supply Cuco2be Foil - KINKOU-96 copper alloy(Cu-9Ni-6Sn C72700) – Kinkou , The product will supply to all over the world, such as: UK, Florence, Austria, we rely on own advantages to build a mutual-benefit commerce mechanism with our cooperative partners. As a result, we have gained a global sales network reaching the Middle East, Turkey, Malaysia and Vietnamese.
By Meroy from Johannesburg - 2018.12.25 12:43
This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
By Henry from Australia - 2018.12.30 10:21
