2020 High quality Cuco2be Tube - KINKOU-96 copper alloy(Cu-9Ni-6Sn C72700) – Kinkou
2020 High quality Cuco2be Tube - 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:
With our leading technology at the same time as our spirit of innovation,mutual cooperation, benefits and advancement, we will build a prosperous future with each other with your esteemed firm for 2020 High quality Cuco2be Tube - KINKOU-96 copper alloy(Cu-9Ni-6Sn C72700) – Kinkou , The product will supply to all over the world, such as: Curacao, Las Vegas, Greek, Since the establishment of our company, we have realized the importance of providing good quality products and the best before-sales and after-sales services. Most problems between global suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it.
By Nancy from Barbados - 2018.03.03 13:09
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By Yannick Vergoz from Brasilia - 2018.12.22 12:52
