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6J12/6J12P/6J12X High-Strength Precision Resistance Wire for Mechanical Applications

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6J12/6J12P/6J12X High-Strength Precision Resistance Wire for Mechanical Applications

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Brand Name : Senphus

Model Number : 6J12/6J12P/6J12X

Place of Origin : China

MOQ : 5kg

Payment Terms : T/T, D/P

Supply Ability : 30 Tons per day

Delivery Time : 3 days

Packaging Details : Packed with waterproof paper or weave bag, into pallets or wooden case. Special packaging requirements can also be accommodated.

Certification : ISO9001

Place of Orig : Jiangsu, China

Type : Manganin

Application : Resistance elements and shunt resistors in precision instruments

Color : Brassy yellow

Product name : 6J12 Manganin wire

Volume resistivity (μΩ·m) : 0.47±0.03

Application temperature : 5~45

Resistance-temperature coefficient （β×10-6 ℃-1） : -0.7~0

Thermal EMF rate for copper : 1

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6J12/6J12P/6J12X High-Strength Precision Resistance Wire for Mechanical Applications

The 6J12 alloy wire is a manganin-type material primarily composed of copper (Cu), nickel (Ni), and manganese (Mn). It is designed for precision electrical applications that require exceptional stability and reliability. This alloy is notable for its high electrical resistivity, low thermal electromotive force (EMF), and minimal temperature coefficient of resistance (TCR), ensuring consistent performance over a broad temperature range.

The 6J12 alloy wire combines excellent electrical stability, mechanical resilience, and cost-effectiveness. Proper annealing and handling further enhance its performance, making it a reliable choice for industrial, scientific, and precision electrical uses. It combines excellent electrical stability, mechanical resilience, and cost-effectiveness. Proper annealing and handling further enhance its performance, making it a reliable choice for industrial, scientific, and precision electrical uses.

Chemical composition

Name Type Main chemical composition %
Cu Mn Ni Si
Manganin 6J12 Rest 11~13 2~3 /
F1 Manganin 6J8 Rest 8~10 / 1~2
F2 Manganin 6J13 Rest 11~13 2~5 /

Volume resistivity for wires, sheet and ribbons

Name Type Volume resistivity (μΩ·m)
Manganin 6J12 0.47±0.03
F1 Manganin 6J8 0.35±0.05
F2 Manganin 6J13 0.44±0.04

Average resistance-temperature coefficient of Constantan

Name Application temperature Test temperature Resistance-temperature coefficient Average resistance-temperature coefficient
α×10-6 ℃-1 β×10-6 ℃-1 α×10-6 ℃-1
Manganin wire, sheet Level 1 5~45 10, 20, 40 -3~+5 -0.7~0 /
Level 2 -5~+10
Level 3 -10~+5
F1 Manganin wire, sheet 10~80 10, 20, 40 -5~+10 -0.25~0 /
F2 Manganin wire, sheet 10~80 0~+40 -0.7~1 /

Elongation rate

Dia.(mm) Elongation rate (Lo=200mm), %
0.05 6
＞0.05~0.10 8
＞0.10~0.50 12
＞0.50 15

Thermal EMF rate for copper

Name Type Temperature Average thermal EMF rate for copper
Manganin 6J12 0~100 1
F1 Manganin 6J8 0~100 2
F2 Manganin 6J13 0~100 3
Note: Thermal EMF rate for copper is absolute value

The net weight per spool

Dia(mm) Net weight (g) Dia(mm) Net weight (g)
0.02~0.025 5 >0.28~0.45 300
>0.025~0.03 10 >0.45~0.63 400
>0.03~0.04 15 >0.63~0.75 700
>0.04~0.06 30 >0.75~1.18 1200
>0.06~0.08 60 >1.18~2.50 2000
>0.08~0.15 80 >2.50~3.00 3000
>0.15~0.28 150 　 　

Manganin(6J12) Technical data of wires

Dia. (mm) Cross-sectional area (mm²) Weight/Meter (g/m) Resistance/Meter at 20℃ (Ω/m) Dia. (mm) Cross-sectional area (mm²) Weight/Meter (g/m) Resistance/Meter at 20℃ (Ω/m)
0.020 0.000314 0.00265 1346-1646 0.224 0.03941 0.3326 11.2-12.6
0.022 0.000318 0.00321 1113-1360 0.250 0.04909 0.414 9.00-10.15
0.025 0.000491 0.00414 862-1053 0.280 0.06158 0.5197 7.17-8.09
0.028 0.000616 0.0052 687-840 0.315 0.07793 0.6577 5.73-6.33
0.032 0.000804 0.00679 583-631 0.355 0.9898 0.8354 4.51-4.99
0.036 0.001018 0.00859 452-499 0.400 0.1257 1.061 3.55-3.93
0.040 0.001257 0.01061 344-404 0.450 0.159 1.342 2.81-3.10
0.045 0.001509 0.01342 272-319 0.500 0.1963 1.657 2.27-2.51
0.050 0.001963 0.01657 220-259 0.560 0.2463 2.08 1.83-1.98
0.056 0.002463 0.02079 176-206 0.630 0.3117 2.63 1.45-1.57
0.063 0.003117 0.02631 139-163 0.710 0.3959 3.34 1.14-1.23
0.071 0.003959 0.03341 109-128 0.750 0.4418 3.73 1.02-1.11
0.080 0.005027 0.04243 86.0-101.0 0.800 0.5027 4.24 0.898-0.972
0.090 0.006362 0.0537 68.0-79.80 0.850 0.5674 4.79 0.795-0.861
0.100 0.007854 0.0663 55.1-64.6 0.900 0.6362 5.37 0.709-0.768
0.112 0.009852 0.08315 44.4-51.0 0.950 0.7088 5.98 0.637-0.690
0.125 0.01227 0.1036 35.6-41.0 1.000 0.7854 6.63 0.574-0.622
0.140 0.01539 0.1299 28.4-32.7 1.060 0.8825 7.45 0.511-0.554
0.150 0.01767 0.1491 24.7-28.5 1.120 0.9852 8.32 0.458-0.496
0.160 0.02011 0.1697 21.7-25.0 1.180 1.094 9.23 0.413-0.447
0.170 0.02270 0.1916 19.3-22.2 1.250 1.227 10.36 0.368-0.398
0.180 0.02545 0.2148 17.2-19.8 1.320 1.368 11.55 0.330-0.357
0.190 0.02835 0.239 15.4-17.7 1.400 1.539 12.99 0.293-0.318
0.200 0.03142 0.2652 14.1-15.9 1.500 1.767 14.91 0.255-0.277
0.212 0.03530 0.2979 12.5-14.1 1.600 2.011 16.97 0.224-0.243

Constantan&Manganin wire data table

Dia.(mm) Sectional area nominal value(mm2) Resistance per meter (Ω/m)
6J12X 6J8X 6J13X 6J40X

Nominal value

(mm)

 Tolerance Nominal value (Ω/m) Tolerance Nominal value (Ω/m) Tolerance Nominal value (Ω/m) Tolerance Nominal value (Ω/m) Tolerance
0.020 ±0.002 0.000314 1496 ±10% 　 　 　 　 1528 ±10%
0.022 0.000380 1236 1263
0.025 0.000491 957 978
0.028 0.000616 763 780
0.032 ±0.003 0.000804 584 ±8% 　 ±8% 　 ±8% 597 ±8%
0.036 0.001018 462 472
0.040 0.001257 374 382
0.045 0.001590 296 302
0.050 0.001963 239 244
0.056 0.002463 191 195
0.063 0.003117 151 154
0.071 0.003959 119 121
0.080 0.005027 93.5 69.6 87.5 95.5
0.090 0.006362 73.9 55.0 69.2 75.5
0.100 0.007854 59.8 44.6 56.0 61.1
0.112 ±0.005 0.009852 47.7 ±7% 35.5 ±7% 44.7 ±7% 48.7 ±7%
0.125 0.01227 38.3 28.5 35.9 39.1
0.140 0.01539 30.5 22.7 28.6 31.2
0.160 0.02011 23.4 17.4 21.9 23.9
0.180 0.02545 18.5 13.8 17.3 18.9
0.200 ±0.005 0.03142 15.0 ±6% 11.1 ±6% 14.0 ±6% 15.3 ±6%
0.224 0.03941 11.9 8.88 11.2 12.2
0.250 0.04909 9.57 7.13 8.96 9.78
0.280 0.06158 7.63 5.68 7.15 7.80
0.315 ±0.010 0.007793 6.03 ±5% 4.49 ±5% 5.65 ±5% 6.16 ±5%
0.355 0.09898 4.75 3.54 4.45 4.85
0.400 0.1257 3.74 2.79 3.50 3.82
0.450 0.1590 2.96 2.20 2.77 3.02
0.500 ±0.015 0.1963 2.39 ±4% 1.78 ±4% 2.24 ±4% 2.44 ±4%
0.560 0.2463 1.91 1.42 1.79 1.95
0.630 0.3117 1.51 1.12 1.41 1.51
0.710 0.3959 1.19 0.884 1.11 1.21
0.750 0.4418 1.06 0.792 1.00 1.09
0.800 0.5027 0.935 0.696 0.875 0.955
0.850 0.5674 0.828 0.617 0.775 0.846
0.900 0.6362 0.739 0.550 0.692 0.755
0.950 0.7088 0.663 0.494 0.621 0.677
1.000 0.7854 0.598 0.446 0.560 0.611
1.060 ±0.020 0.8852 0.533 ±4% 0.397 ±4% 0.499 ±4% 0.544 ±4%
1.120 0.9852 0.477 0.355 0.447 0.487
1.180 1.094 0.430 0.320 0.402 0.439
1.250 1.227 0.383 0.285 0.359 0.391
1.320 1.368 0.343 0.256 0.322 0.351
1.400 1.539 0.305 0.227 0.286 0.312
1.500 1.767 0.266 0.198 0.249 0.272
1.600 2.011 0.234 0.174 0.219 0.239
1.700 ±0.025 2.270 0.207 ±4% 0.154 ±4% 0.194 ±4% 0.211 ±4%
1.800 2.545 0.185 0.138 0.173 0.189
1.900 2.835 0.166 0.123 0.155 0.169
2.000 3.142 0.15 0.111 0.140 0.153
2.120 3.530 0.133 0.0992 0.125 0.136
2.240 ±0.030 3.941 0.119 ±4% 0.0888 ±4% 0.112 ±4% 0.122 ±4%
2.360 4.374 0.107 0.0800 0.101 0.110
2.500 4.909 0.0957 0.0713 0.0896 0.0978
2.650 5.515 0.0852 0.0635 0.0798 0.0870
2.800 6.158 0.0763 0.0568 0.0715 0.0780
3.000 7.069 0.0665 0.0495 0.0622 0.0679
3.150 ±0.035 7.793 0.0603 ±4% 0.0449 ±4% 0.0565 ±4% 0.0616 ±4%
3.350 8.814 0.0533 0.0397 0.0499 0.0545
3.550 9.898 0.0475 0.0354 0.0445 0.0485
3.750 11.04 0.0426 0.0317 0.0398 0.0435
4.000 12.57 0.0374 0.0279 0.0350 0.0382
4.250 14.19 0.0331 0.0247 0.0310 0.0338
4.500 15.90 0.0296 0.0220 0.0277 0.0302
4.750 ±0.040 17.72 0.0265 ±4% 0.0198 ±4% 0.0248 ±4% 0.0271 ±4%
5.000 19.63 0.0239 0.0178 0.0224 0.0244
5.300 ±0.050 22.06 0.0213 ±4% 0.0159 ±4% 0.0199 ±4% 0.0218 ±4%
5.600 24.63 0.0191 0.0142 0.0179 0.0195
6.000 ±0.060 28.27 0.0166 ±4% 0.0124 ±4% 0.0156 ±4% 0.017 ±4%
6.300 31.17 0.0151 0.0112 0.0141 0.0154

Sheet size

Thickness(mm) Tolerance Width(mm) Tolerance
0.1 ±0.010 50
75
100		 Width＜100mm, ±1
Width≥100mm, ±1.5
0.112
0.125
0.140
0.160
0.180 ±0.0100-0.020
0.200
0.224
0.250
0.280
0.315
0.355
0.400 ±0.020 50
75
100
125
150
175
0.450
0.500
0.560 ±0.020-0.030
0.630
0.710
0.800 ±0.030
0.900
1.000 ±0.040
1.120
1.250
1.400 ±0.050
1.600
1.800 ±0.060
2.000

Manganin strip table, Cross-sectional area(mm2)

Width(mm)


Thickness(mm)		 6.3 8.0 10.0 12.5 16.0 20.0 25.0 31.5 40.0
±0.3 ±0.3 ±0.3 ±0.4 ±0.4 ±0.5 ±0.5 ±0.6 ±0.7
0.180 ±0.010 1.066 　 　 　 　 　 　 　 　
0.200 1.184 　 　 　 　 　 　 　
0.224 1.327 1.684 　 　 　 　 　 　
0.250 +0.01
-0.02		 1.481 1.880 2.450 　 　 　 　 　
0.280 1.658 2.106 2.744 　 　 　 　 　 　
0.315 1.865 2.369 3.087 3.859 　 　 　 　
0.355 2.102 2.670 3.479 4.349 　 　 　 　
0.400 ±0.020 2.369 3.008 3.920 4.900 6.272 　 　 　
0.450 2.665 3.384 4.410 5.513 7.056 8.820 11.03 　 　
0.500 2.961 3.760 4.900 6.125 7.840 9.800 12.25 　 　
0.560 +0.020
-0.030		 3.316 4.211 5.488 6.860 8.781 10.98 13.72 　
0.630 3.731 4.738 6.174 7.718 9.878 12.35 15.44 　
0.710 4.205 5.339 6.958 8.698 11.13 13.92 17.40 　
0.800 ±0.030 4.738 6.016 7.840 9.800 12.54 15.68 19.60 24.70 31.36
0.900 5.33 6.768 8.820 11.03 14.11 17.64 22.05 27.78 35.28
1.000 ±0.040 5.922 7.520 9.800 12.25 15.68 19.60 24.50 30.87 39.20
1.120 6.633 8.422 10.98 13.72 17.56 21.95 27.44 34.57 43.90
1.250 7.403 9.400 12.25 15.31 19.60 24.50 30.63 38.59 49.00
1.400 ±0.050 8.291 10.53 13.72 17.15 21.95 27.44 34.30 43.22 54.88
1.600 9.475 12.03 15.68 19.60 25.09 31.36 39.20 49.39 62.72
1.800 ±0.060 10.66 13.54 17.64 22.05 28.22 35.28 44.10 55.57 70.56
2.000 11.84 15.04 19.60 24.50 31.36 39.20 49.00 61.74 78.40
Note : The effective cross-sectional area of strip is the product of its width and thickness multiplies
the following coefficient:
Width<10mm, multiplied by 0.98;
Width≥10mm, multiplied by 0.94.

Some key features of 6J12 include:

  • ‌Composition & Material‌:

‌Nickel-Chromium Alloy‌: Primarily composed of nickel and chromium.

‌Minor Additives‌: Contains small amounts of other elements for enhanced properties.

  • ‌Mechanical Properties‌:

‌High Strength‌: Exhibits strong tensile and yield strength.

‌Good Ductility‌: Easily formed and shaped without fracturing.

  • ‌Corrosion Resistance‌:

‌Excellent in Aggressive Environments‌: Highly resistant to corrosion in harsh conditions.

  • ‌Thermal Stability‌:

‌Stable at High Temperatures‌: Maintains properties under elevated temperatures.

  • ‌Electrical Conductivity‌:

‌Moderate Levels‌: Possesses moderate electrical conductivity suitable for specific applications.

Applications:

  • Aerospace‌: Used in aircraft and spacecraft components.
  • ‌Chemical Processing‌: Suitable for use in chemical plants.
  • ‌Electrical Industry‌: Applied in electrical connectors and resistors.

6J12/6J12P/6J12X High-Strength Precision Resistance Wire for Mechanical Applications6J12/6J12P/6J12X High-Strength Precision Resistance Wire for Mechanical Applications6J12/6J12P/6J12X High-Strength Precision Resistance Wire for Mechanical Applications6J12/6J12P/6J12X High-Strength Precision Resistance Wire for Mechanical Applications


Product Tags:

6J12 Precision Resistance Wire

      

High Strength Precision Resistance Wire

      

Mechanical Applications Precision Resistance Wire

      
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