Ohmalloy Material Co.,Ltd
| Payment Terms | L/C, T/T, |
| Supply Ability | 500000kgs/month |
| Delivery Time | 7-15 days |
| Packaging Details | 5kgs/spool, 10kgs/spool, 20kgs/spool, carton/wooden. |
| Conductor | +Chromel, -Alumel |
| Conductor dia | SWG27 |
| Surface | Bright & Oxidize |
| Package | 5kgs/spool, 10kgs/spool, 20kgs/spool |
| Standard | ANSI96.1 or IEC 584-2 |
| Brand Name | OHMALLOY |
| Model Number | TK -B-1121 |
| Certification | ISO9001-2008 |
| Place of Origin | China(Shanghai) |
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Product Specification
| Payment Terms | L/C, T/T, | Supply Ability | 500000kgs/month |
| Delivery Time | 7-15 days | Packaging Details | 5kgs/spool, 10kgs/spool, 20kgs/spool, carton/wooden. |
| Conductor | +Chromel, -Alumel | Conductor dia | SWG27 |
| Surface | Bright & Oxidize | Package | 5kgs/spool, 10kgs/spool, 20kgs/spool |
| Standard | ANSI96.1 or IEC 584-2 | Brand Name | OHMALLOY |
| Model Number | TK -B-1121 | Certification | ISO9001-2008 |
| Place of Origin | China(Shanghai) | ||
| High Light | thermocouple bare wire ，thermocouple extension wire | ||
SWG 27 0.417mm precise size Type K Bare Wire For Thermocouple & Sensors
Classification for thermocouple Type K Wire
Thermocouple variety and index for thermocouple Type K wire
| Thermocouple Variety and Index | ||
| Variety | Type | Measurement Range(°C) |
| NiCr-NiSi | K | –200–1300 |
| NiCr-CuNi | E | –200–900 |
| Fe-CuNi | J | –40–750 |
| Cu-CuNi | T | –200–350 |
| NiCrSi-NiSi | N | –200–1300 |
| NiCr-AuFe0.07 | NiCr-AuFe0.07 | –270–0 |
Thermocouple type and grade for thermocouple Type K wire
| Thermocouple Type | Grade | Temperature Range(°C) | Allowable Deviation |
| type K and type N | I | –40–1100 | ±1.5°C or±0.4%t |
| II | –40–1300 | ±2.5°C or ±0.75%t | |
| III | –200–40 | ±2.5°C or ±1.5%t | |
| type E | I | –40–1100 | ±1.5°C or ±0.4%t |
| II | –40–1300 | ±2.5°C or ±0.75%t | |
| III | –200–40 | ±2.5°C or±1.5%t | |
| type J | I | –40–750 | ±1.5°C or ±0.4%t |
| II | –40–750 | ±2.5°C or ±0.75%t | |
| type T | I | –40–350 | ±0.5°C or± 0.4%t |
| II | –40–350 | ±1.0°C or± 0.75%t | |
| III | –200–40 | ±1.0°C or± 1.5%t | |
| NiCr-AuFe0.07 | I | –270–0 | ±0.5°C |
| II | ±1.0°C |
Specification of alloy wires for thermocouple TYPE K ROD
| Anode | Cathode | Diameter(mm) | Maximum Temperature(°C) | |||
| name | code | name | code | long-time using | short-time using | |
| NiCr10(Chromel) | KP | NiSi3(Alumel) | KN | Φ0.3 | 700 | 800 |
| Φ0.5 | 800 | 900 | ||||
| Φ0.8 Φ1.0 | 900 | 1000 | ||||
| Φ1.2 Φ1.6 | 1000 | 1100 | ||||
| Φ2.0 Φ2.5 | 1100 | 1200 | ||||
| NiCr14.2Si | NP | NiSi4 | NN | Φ3.2 | 1200 | 1300 |
| NiCr10(Chromel) | EP | CuNi45(Copel) | EN | Φ0.3 Φ0.5 | 350 | 450 |
| Φ0.8 Φ1.0 Φ1.2 | 450 | 550 | ||||
| Φ1.6 Φ2.0 | 550 | 650 | ||||
| Φ2.5 | 650 | 750 | ||||
| Φ3.2 | 750 | 900 | ||||
| Fe(Iron) | JP | CuNi45(Copel) | JN | Φ0.3 Φ0.5 | 300 | 400 |
| Φ0.8 Φ1.0 Φ1.2 | 400 | 500 | ||||
| Φ1.6 Φ2.0 | 500 | 600 | ||||
| Φ2.5 Φ3.2 | 600 | 750 | ||||
| Cu(Copper) | TP | CuNi45(Copel) | TN | Φ0.2 Φ0.3 | 150 | 200 |
| Φ0.5 Φ0.8 | 200 | 250 | ||||
| Φ1.0 Φ1.2 | 250 | 300 | ||||
| Φ1.6 Φ2.0 | 300 | 350 | ||||
Specification:
TYPE K (CHROMEL vs ALUMEL ) is used in oxidizing, inert or dry reducing atmospheres. Exposure to vacuum limited to short time periods. Must be protected from sulfurous and marginally oxidizing atmospheres. Reliable and accurate at high temperatures.
1. Chemical Composition
| Material | Chemical composition (%) | ||||
| Ni | Cr | Si | Mn | Al | |
| KP(Chromel) | 90 | 10 | |||
| KN(Alumel) | 95 | 1-2 | 0.5-1.5 | 1-1.5 | |
2. Physical properties and Mechnical properties
|
Material |
Density(g/cm3) |
Melting point(℃) |
Tensile Strength(Mpa) |
Volume resistivity(μΩ.cm) |
Elongation rate (%) |
| KP(Chromel) | 8.5 | 1427 | >490 | 70.6(20℃) | >10 |
| KN(Alumel) | 8.6 | 1399 | >390 | 29.4(20℃) | >15 |
3. EMF Value range at different temperature
| Material | EMF value Vs Pt(μV) | |||||
| 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ | |
| KP(Chromel) | 2816~2896 | 5938~6018 | 9298~9378 | 12729~12821 | 16156~16266 | 19532~19676 |
| KN(Alumel) | 1218~1262 | 2140~2180 | 2849~2893 | 3600~3644 | 4403~4463 | 5271~5331 |
| EMF value Vs Pt(μV) | ||||
| 700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ |
| 22845~22999 | 26064~26246 | 29223~29411 | 32313~32525 | 35336~35548 |
| 6167~6247 | 7080~7160 | 7959~8059 | 8807~8907 | 9617~9737 |
Applications:
Product & Package:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
2008
Total Annual:
4000000-6000000
Employee Number:
20~50
Ecer Certification：
Verified Supplier
Ohmalloy Material Co.,Ltd is a high-tech enterprise which specialized in making all kinds of alloy such as high resistance alloy, low-resistance copper nickel alloy, precision alloy, FeCrAl alloy and thermocouple Alloy. Ohmalloy Material Co.,Ltd have a full production line from melting, surface... Ohmalloy Material Co.,Ltd is a high-tech enterprise which specialized in making all kinds of alloy such as high resistance alloy, low-resistance copper nickel alloy, precision alloy, FeCrAl alloy and thermocouple Alloy. Ohmalloy Material Co.,Ltd have a full production line from melting, surface...
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