Active Member
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[China]
Address: NO.21 Dongting Road,Xishan District,Wuxi ,Jiangsu,China
Contact name:Jo Yuan
Wuxi Jinlai Mechanical Processing Co., Ltd. |
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4J29 ( Kovar ) 4J32 4J33 4J34 4J36(Invar ) 4J50 Strip Nickel Alloy for Heating
Normal Composition%
| Ni | 35-37.0 | Fe | Bal. | CO | - | SI | ≤0.3 |
| Mo | - | Cu | - | Cr | - | Mn | 0.2-0.6 |
| C | ≤0.05 | P | ≤0.02 | S | ≤0.02 |
Coefficient of Expansion
| θ/℃ | α1/10^-6℃^-1 | θ/℃ | α1/10^-6℃^-1 |
| 20~-60 | 1.8 | 20~250 | 3.6 |
| 20~-40 | 1.8 | 20~300 | 5.2 |
| 20~-20 | 1.6 | 20~350 | 6.5 |
| 20~-0 | 1.6 | 20~400 | 7.8 |
| 20~50 | 1.1 | 20~450 | 8.9 |
| 20~100 | 1.4 | 20~500 | 9.7 |
| 20~150 | 1.9 | 20~550 | 10.4 |
| 20~200 | 2.5 | 20~600 | 11.0 |
Typical Physical Properties
| Density(g/cm^3) | 8.1 |
| Electrical resistivity at 20 ℃(OMmm^2/m) | 0.78 |
| Temperature factor of resistivity(20℃~200℃)*10^-6/℃ | 3.7-3.9 |
| Thermal conductivity. | 11 |
| Curie Point Tc/℃ | 230 |
| Elastic Modulus,E/Gpa | 144 |
FAQ
1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you
want.
If the size is not in stoct, our MOQ will be about 30kgs.
2. Customer do not have express account. How will us arrange the
delivery for sample order?
Just need to provide your address information, we will check the
express cost, you can arrange the express cost together with sample
value.
3.What's our payment terms?
We can accept LC T/T payment terms, it also depending on delivery
and total amount. Let's talk more in details after getting your
detailed requirements.
4.Do you provide free samples?
If you want several meters and we have stock of your size, we can
provide, customer need to bear the International express cost.
5.What's our working time?
We will give you reply through email/phone Online contact tool
within 24 hours. No matter working day or holidays.
