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Position: Products |
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| Code: Cr20Ni80、Cr15Ni60、Cr20Ni35、Cr20Ni30 |
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| Material: Nickel-Chrome, Nickel-Chrome-Fe wire |
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| Specifications: φ0.035mm~φ9.0mm |
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| features: nickel-chromium, nickel, ferrochrome alloy wire with electric high temperature oxidation resistance, high strength, not soften and a series of advantages. When used in a long time, the same type and the permanent elongation is very small, which is more Cr20Ni80 alloy with excellent comprehensive properties, is to produce high-quality varieties of choice for electric components. The products are widely used in industrial furnace, metallurgy, machinery, household appliances and other industries producing heating elements and resistance elements |
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Product specifications:
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Cold drawn alloy wire |
Dia. |
φ1.0-φ9.0mm |
|
Bright wire |
Dia. |
φ0.035-φ1.0mm |
Technical parameters of Nickel-chrome,Nickel-chrome-Fe wire Table:
|
Performance\ material |
Cr20Ni80 |
Cr30Ni70 |
Cr15Ni60 |
Cr20Ni35 |
Cr20Ni30 |
|
Composition |
Ni |
Rest |
Rest |
55.0～61.0 |
34.0～37.0 |
30.0～34.0 |
|
Cr |
20.0～23.0 |
28.0～31.0 |
15.0～18.0 |
18.0～21.0 |
18.0～21.0 |
|
Fe |
≤1.0 |
≤1.0 |
Rest |
Rest |
Rest |
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Maximum temperature℃ |
1200 |
1250 |
1150 |
1100 |
1100 |
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Meltiing point ℃ |
1400 |
1380 |
1390 |
1390 |
1390 |
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Density g/cm3 |
8.40 |
8.10 |
8.20 |
7.90 |
7.90 |
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Resistivity
μΩ·m，20℃ |
1.09±0.05 |
1.18±0.05 |
1.12±0.05 |
1.00±0.05 |
1.04±0.05 |
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Elongation at rupture |
≥20 |
≥20 |
≥20 |
≥20 |
≥20 |
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Specific heat
J/g.℃ |
0.440 |
0.461 |
0.494 |
0.500 |
0.500 |
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Thermal conductivity
KJ/m.h℃ |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
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Coefficient of lines expansion
a×10-6/℃
（20～1000℃） |
18.0 |
17.0 |
17.0 |
19.0 |
19.0 |
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Micrographic structure |
Austenite |
Austenite |
Austenite |
Austenite |
Austenite |
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Magnetic properties |
Nonmagnetic |
Nonmagnetic |
Nonmagnetic |
Weak magnetic |
Weak magnetic |
Technical parameters of Nickel-chrome,Nickel-chrome-Fe wire Table：
|
(mm)
Dia. |
Cross Sectional area
(mm2) |
Surface per meter
cm2/m |
Cr20Ni80 |
Cr15Ni60 |
Cr20Ni35,Cr20Ni30 |
|
Weight per meter
kg/m |
Resistance per meter
Ω/m,20℃ |
Weight per meter
kg/m |
Resistance per meter
Ω/m,20℃ |
Resistance per meter
Ω/m,20℃ |
Weight per meter
kg/m |
|
0.10 |
0.007854 |
3.142 |
0.00006597 |
138.8 |
0.00006440 |
142.6 |
132.4 |
0.0000616 |
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0.12 |
0.01131 |
3.770 |
0.00009500 |
96.38 |
0.00009274 |
99.03 |
91.96 |
0.0000892 |
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0.15 |
0.01767 |
4.712 |
0.0001484 |
61.68 |
0.0001449 |
63.38 |
58.85 |
0.000140 |
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0.17 |
0.02270 |
5.341 |
0.0001907 |
48.02 |
0.0001861 |
49.34 |
45.82 |
0.000179 |
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0.19 |
0.02835 |
5.969 |
0.0002382 |
38.44 |
0.0002325 |
39.50 |
36.86 |
0.000224 |
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0.21 |
0.03464 |
6.597 |
0.0002909 |
31.47 |
0.0002840 |
32.34 |
27.36 |
0.000300 |
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0.25 |
0.04909 |
7.854 |
0.0004123 |
22.21 |
0.0004025 |
22.82 |
21.19 |
0.000388 |
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0.27 |
0.05726 |
8.482 |
0.0004809 |
19.04 |
0.0004695 |
19.56 |
16.89 |
0.000487 |
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0.29 |
0.06605 |
9.111 |
0.0005548 |
16.50 |
0.0005416 |
16.96 |
14.71 |
0.000558 |
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0.31 |
0.07548 |
9.739 |
0.0006340 |
14.44 |
0.0006189 |
14.84 |
12.93 |
0.000635 |
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0.35 |
0.09621 |
11.00 |
0.0008082 |
11.33 |
0.0007889 |
11.64 |
10.81 |
0.000760 |
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0.40 |
0.1257 |
12.57 |
0.001056 |
8.674 |
0.001030 |
8.913 |
8.276 |
0.000993 |
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0.45 |
0.1590 |
14.14 |
0.001339 |
6.835 |
0.001304 |
7.042 |
6.539 |
0.00126 |
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0.50 |
0.1963 |
15.71 |
0.001469 |
5.551 |
0.001610 |
5.704 |
5.297 |
0.00155 |
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0.60 |
0.2827 |
18.85 |
0.002375 |
3.855 |
0.002318 |
3.961 |
3.749 |
0.00224 |
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0.70 |
0.3848 |
21.99 |
0.003233 |
2.832 |
0.003156 |
2.910 |
2.754 |
0.00304 |
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0.80 |
0.5027 |
25.13 |
0.004222 |
2.168 |
0.004122 |
2.228 |
2.109 |
0.00397 |
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0.90 |
0.6362 |
28.27 |
0.005344 |
1.713 |
0.005217 |
1.761 |
1.666 |
0.00503 |
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1.00 |
0.7854 |
31.42 |
0.006597 |
1.388 |
0.006440 |
1.426 |
1.350 |
0.00620 |
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1.20 |
1.131 |
37.70 |
0.009500 |
0.9638 |
0.009274 |
0.9903 |
0.9196 |
0.00894 |
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1.40 |
1.539 |
43.98 |
0.01293 |
0.7081 |
0.01262 |
0.7276 |
0.6756 |
0.01216 |
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1.60 |
2.011 |
50.27 |
0.01689 |
0.5421 |
0.01649 |
0.5570 |
0.5173 |
0.01588 |
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1.80 |
2.545 |
56.55 |
0.02138 |
0.4283 |
0.02087 |
0.4401 |
0.4087 |
0.02006 |
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2.00 |
3.142 |
62.83 |
0.02639 |
0.3470 |
0.02576 |
0.3565 |
0.3310 |
0.02408 |
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2.20 |
3.801 |
69.12 |
0.03139 |
0.2867 |
0.03117 |
0.2946 |
0.2736 |
0.03002 |
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2.50 |
3.976 |
70.69 |
0.03340 |
0.2741 |
0.03260 |
0.2817 |
0.2109 |
0.04195 |
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2.80 |
6.158 |
87.96 |
0.05172 |
0.1770 |
0.05049 |
0.1819 |
0.1689 |
0.04866 |
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3.00 |
7.069 |
94.25 |
0.05938 |
0.1542 |
0.05796 |
0.1584 |
0.1471 |
0.05587 |
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3.50 |
9.621 |
110.0 |
0.08082 |
0.1133 |
0.07889 |
0.1164 |
0.1081 |
0.07599 |
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4.00 |
12.57 |
125.7 |
0.1056 |
0.08674 |
0.1030 |
0.08913 |
0.08276 |
0.09930 |
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4.50 |
15.90 |
141.4 |
0.1336 |
0.06853 |
0.1304 |
0.07042 |
0.06539 |
0.1256 |
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5.00 |
19.63 |
157.1 |
0.1649 |
0.05551 |
0.1610 |
0.05704 |
0.05297 |
0.1551 |
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5.50 |
23.76 |
172.8 |
0.1996 |
0.04588 |
0.1948 |
0.04714 |
0.04462 |
0.1880 |
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6.00 |
28.27 |
188.5 |
0.2375 |
0.03855 |
0.2318 |
0.03961 |
0.03749 |
0.2236 |
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6.50 |
33.18 |
204.2 |
0.2787 |
0.03285 |
0.2721 |
0.03375 |
0.03194 |
0.2623 |
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7.00 |
38.48 |
219.9 |
0.3233 |
0.02832 |
0.3156 |
0.02910 |
0.02754 |
0.3041 |
Delivery status:
1、Product packaging and wire cloth strip wrapped in packages, in rolls supply. wire and flat, around the axis of Plastic Supply.
2、Export products and customers with special requirements, negotiated settlement.
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