Categories | Bare Thermocouple Wire |
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Brand Name: | OHMALLOY/OEM |
Model Number: | SP-N-BW |
Certification: | ISO9001:2015 |
Place of Origin: | China |
MOQ: | 5 KG |
Payment Terms: | L/C, T/T, ,Paypal |
Supply Ability: | 3000 KG per month |
Delivery Time: | 3-18working days after payment confirmed |
Packaging Details: | Spool+paper case + wooden case/plastic packing+papre case+ wooden box outside(or customized) |
Name: | Thermocouple Type N NiCrSi NiSiMg 1000℃ High Temperature Accuracy Bare Wire |
Conductor Material: | +NiCrSi -NiSiMg |
Conductor Size: | 0.05mm-12mm |
Working Temperature: | 0-1000℃ |
Accuracy: | Class I(+/-0.4%) |
Guarantee Period: | 3 Years |
Company Info. |
Ohmalloy Material Co.,Ltd |
Verified Supplier |
View Contact Details |
Product List |
Thermocouple Type N NiCrSi NiSiMg 1000℃ High Temperature Accuracy Bare Wire
TYPE N (NiCrSi Vs.NiCrMg) 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 | Mg | Al | |
NP(NiCrSi) | bal | 13.7-14.7 | 1.2-1.6 | <0.01 | |
NN(NiCrMg) | bal | <0.02 | 4.2-4.6 | 0.5~1.5 |
2. Physical properties and Mechnical properties
Material | Density(g/cm3) | Melting point℃) | Tensile Strength(Mpa) | Volume resistivity(μΩ.cm) | Elongation rate (%) |
NP(NiCrSi) | 8.5 | 1410 | >620 | 100.0 (20℃) | >30 |
NN(NiCrMg) | 8.6 | 1340 | >550 | 33.0(20℃) | >35 |
3. EMF Value range at different temperature
Material | EMF value Vs Pt(μV) | |||||
100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ | |
NP(NiCrSi) | 1755~1813 | 3910~3976 | 6313~6383 | 8880~8959 | 11552~11654 | 14307~14433 |
NN(NiCrMg) | 975~1005 | 1954~1986 | 2975~3011 | 4035~4075 | 5120~5170 | 6212~6274 |
EMF value Vs Pt(μV) | |||||
700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | |
17129~17275 | 20010~20178 | 22951~23139 | 25943~26149 | 28972~29194 | |
7288~7362 | 8318~8402 | 9281~9373 | 10159~10261 | 10948~11060 |
Thermocouple Extension Cable-Know How
The Compensation Wire Name and Code
Compensation Alloy Wire Name | Positive | Negative | ||
Name | Code | Name | Code | |
Copper-Copper Nickel 0.6 | Copper | SPC | Copper Nickel 0.6 | SNC |
Copper-Copper Nickel 0.6 | Copper | RPC | Copper Nickel 0.6 | RNC |
Iron-Copper Nickel 22 | Iron | KPCA | Copper Nickel 22 | KNCA |
Copper-Copper Nickel 40 | Copper | KPCB | Copper Nickel 40 | KNCB |
Chromel-NiSi3 | Ni90Cr10 | KPX | Ni97Si3 | KNX |
Iron-Copper Nickel 18 | Iron | NPC | Copper Nickel 18 | NNC |
NiCr14Si-NiSi4Mg | NiCr14Si | NPX | NiSi4Mg | NNX |
NiCr10-Copper Nickel 45 | NiCr10 | EPX | Copper Nickel 45 | ENX |
Iron-Copper Nickel 45 | Iron | JPX | Copper Nickel 45 | JNX |
Copper-Copper Nickel 45 | Copper | TPX | Copper Nickel 45 | TNX |
The Compensation Wire Nominal Chemical Composition
Alloy Name | Code | Nominal Chemical Composition(%) | |||||
Cu | Ni | Cr | Si | Fe | Mg | ||
Copper | SPC | 100 | - | - | - | - | - |
RPC | |||||||
KPC | |||||||
TPC | |||||||
CuNi0.6 | SNC | 99.4 | 0.6 | - | - | - | - |
RNC | |||||||
NiCr10 | KPX | - | 90 | 10 | - | - | - |
EPX | |||||||
NiCr14Si | NPX | - | 84 | 14.5 | 1.5 | - | - |
NiSi3 | KNX | - | 97 | - | 3 | - | - |
NiSi4Mg | NNX | - | 94.5 | - | 4.5 | - | 1.0 |
CuNi40 | KNCB | 60 | 40 | - | - | - | - |
CuNi22 | KNCA | 78 | 22 | - | - | - | - |
CuNi18 | NNC | 82 | 18 | - | - | - | - |
CuNi45 | ENX | 55 | 45 | - | - | - | - |
JNX | |||||||
TNX | |||||||
Iron | NPC | 100 | |||||
JPX | |||||||
KPCA |