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NiCr-NiSi Type K Thermocouple Wire And Cable Ideal For Industrial Laboratory And Scientific Uses

Price Negotiable
Price: Negotiable
MOQ: 5kg
Delivery Time: 3 days
Brand: Senphus
Product Description

NiCr-NiSi Type K Thermocouple Wire And Cable Ideal For Industrial Laboratory And Scientific Uses


NiCr-NiSi (Type K) Thermocouple Wire and Cable is one of the most widely used temperature measurement solutions in industrial and scientific applications. Composed of Nickel-Chromium (NiCr) and Nickel-Silicon (NiSi), it offers excellent durability, accuracy, and high-temperature performance across a broad temperature range.

Various options are available including K type thermocouple extension, thermocouple type K extension cable, duplex type K thermocouple, and shielded type K thermocouple wire, designed to meet diverse installation and environmental needs. Type K thermocouple wire connection and soldering K type thermocouple wire are essential for proper setup in systems such as MAX6675 wiring and MAX6675 Arduino wiring.

For specialized requirements, you can choose thermocouple type K glass braid insulated wire, K type thermocouple colours for easy identification, and options for K type thermocouple wire which is positive and negative. Applications often involve using K type thermocouples in extreme conditions where performance and reliability are critical.

To meet different budgets and project needs, suppliers offer competitive K type thermocouple cable price and K type thermocouple wire price based on wire type, material, and configuration.


Color codes of thermocouple wire (K type)
 
Positive wire is yellow, negative wire is red. 


Name KP KN
Melting Range (℃) 1427 1399
Density (g/cm³) 8.5 8.6
Resistivity (μΩm20℃) 70.6 29.4

Resistance-temperature coefficient
×10-4/K(0℃-1200℃)

29 16.3
Tensile strength Rm N/mm² MPa ≥490 ≥390
Elongation % ≥10 ≥15

 
Thermocouple temperature range and tolerance
 


Name

Usag Classification

Grade
Max. operating temperature(℃)
emperitre nres)

Tnlerene

Standard

Lang term

Short term

NiCr-NiSi (Type K)
thermocouple
bright wire
K l 1200 1300 -40~1100 +1.5℃ or +0.4%t

GB/T2614
IEC 584-1

-40~1300 +2.5℃ or +0.75%t


Key Features of Type K Thermocouple Wire:

  • Wide Temperature Range:

Operates effectively between -200°C to +1250°C (-328°F to +2282°F), making it suitable for high-temperature applications.

  • High Durability:

Resistant to oxidation, corrosion, and mechanical wear in demanding environments, including high-humidity and oxidizing atmospheres.

  • Good Stability and Sensitivity:

Provides reliable and accurate temperature measurements over a wide range.

Has a Seebeck coefficient (thermoelectric voltage) that ensures sensitivity across the operating temperature range.

  • Robust Material Composition:

Positive Leg (KP): Nickel-Chromium (approximately 90% Ni, 10% Cr).

Negative Leg (KN): Nickel-Silicon (approximately 95% Ni, 2% Si, and trace elements).

  • Compatibility:

Widely used with thermocouple connectors, extension cables, and measurement instruments.

Standardized by international thermocouple standards like IEC 60584 and ANSI MC96.1.

  • High Oxidation Resistance:

Suitable for oxidizing atmospheres, but not recommended for reducing or sulfurous environments at high temperatures.

  • Cost-Effective:

Type K thermocouples are less expensive compared to noble metal thermocouples (e.g., Type R or S), while still offering reliable performance.


Applications:

  • Industrial Processes: Furnaces, kilns, and heat treatment.
  • Aerospace: Jet engine monitoring and exhaust gas temperature measurement.
  • Automotive: Emission testing and temperature monitoring in engines.
  • Energy: Power plants, including gas turbines and boilers.
  • General Manufacturing: Plastics, glass, and metal processing.


Advantages of Type K Thermocouple Wire:

  • Wide temperature range.
  • High durability and resistance to oxidation.
  • Cost-effective and widely available.
  • Reliable and accurate performance for most industrial applications.


Limitations:

  • Not suitable for use in reducing, vacuum, or sulfurous environments at high temperatures, as this can degrade the materials.
  • Susceptible to drift at extremely high temperatures over time.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiangyin Chengxin Alloy Material Co., Ltd ,
Location Building 3, No. 29, Beitanghe East Road, Qinglong Street, Tianning District, Changzhou City, Jiangsu Province
Contact Person Changfeng Ye

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