Fast delivery Cube2pb Bar - KINKOU-96 copper alloy(Cu-9Ni-6Sn C72700) – Kinkou
Fast delivery Cube2pb Bar - 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:
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We believe in: Innovation is our soul and spirit. Quality is our life. Customer need is our God for Fast delivery Cube2pb Bar - KINKOU-96 copper alloy(Cu-9Ni-6Sn C72700) – Kinkou , The product will supply to all over the world, such as: Marseille, Peru, Norway, With the best technological support, we have tailored our website for the best user experience and kept in mind your ease of shopping. we ensure that the best reaches you at your doorstep, in the shortest possible time and with the help of our efficient logistical partners i.e DHL and UPS. We promise quality, living by the motto of promising only what we can deliver.
By Eleanore from Somalia - 2018.12.22 12:52
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
By Merry from Palestine - 2018.12.11 14:13