Thermocouple Extension Alloy for Type K KX.KCA or KCB Precise and Long-lasting Temperature Measurement

Thermocouple extension wires are used to extend the length of thermocouple leads, enabling accurate temperature measurements over a greater distance. These wires are made from specific alloys that ensure the thermal and electrical properties of the thermocouple remain intact. For Type K thermocouples (which use Chromel and Alumel alloys), the extension wires are made from alloys such as KX, KCA, and KCB to provide reliable performance in various industrial and scientific applications.

EMF of compensating wire and the tolerance

Compensating wire reciprocating resistance

KX Alloy Extension Wire

• Composition: KX is a wire made from materials that closely match the characteristics of Chromel and Alumel used in Type K thermocouples.
• Properties: It ensures minimal deviation from the thermocouple’s properties, maintaining accuracy over long distances.
• Applications: Used to extend the Type K thermocouple leads without affecting measurement accuracy.

KCA Alloy Extension Wire

• Composition: KCA is another type of extension wire for Type K thermocouples. It is designed to handle slightly more specific environmental conditions.
• Properties: KCA wires offer enhanced stability under temperature fluctuations and electrical interference, ensuring reliable readings in industrial environments.
• Applications: Commonly used in industrial settings that require robust temperature monitoring, such as steel mills or industrial furnaces.

KCB Alloy Extension Wire

• Composition: KCB alloy is a variant that offers more durability and higher resistance to corrosion and oxidation compared to standard Type K materials.
• Properties: KCB is resistant to more aggressive environmental factors, ensuring longer life and better performance under high-temperature conditions.
• Applications: Ideal for high-precision applications in extreme environments, including power generation and heavy industrial processes.

Key Properties of KX, KCA, and KCB Extension Wires:

• Temperature Compatibility: These extension wires are designed to match the temperature range of Type K thermocouples, typically ranging from -200°C to 1372°C.
• Accuracy: The alloys used ensure minimal impact on the accuracy of the thermocouple readings, even at longer distances.
• Corrosion and Oxidation Resistance: All three alloys (KX, KCA, and KCB) are engineered to resist oxidation and corrosion, even in harsh, high-temperature environments.
• Durability: These extension wires are highly durable and can withstand high-stress conditions, temperature cycling, and mechanical wear.

Applications:

• Industrial Temperature Monitoring: Used in furnaces, kilns, and other high-temperature systems to ensure accurate monitoring of processes.
• Power Generation: Essential for precise temperature measurements in power plants and electrical generation facilities.
• Scientific Research: Used in laboratories and research environments where high precision is required for temperature measurements.

Conclusion:

Thermocouple extension wires for Type K (KX, KCA, KCB) provide an effective solution for extending the length of thermocouple leads without compromising the accuracy or performance of the temperature measurement system. These extension wires ensure reliable and accurate temperature readings in a wide range of applications, including industrial, scientific, and research environments, by maintaining the thermoelectric properties of Type K thermocouples. The alloys used in KX, KCA, and KCB provide excellent resistance to oxidation and corrosion, making them highly durable in high-temperature and demanding conditions.

Company Overview:

Jiangyin Chengxin Alloy Material Co., Ltd has more than 20 years of experience as the lead.ing alloy wire manufacturer in China. We offer a wide range of services from fine wire drawing toresistance wire manufacturing. Since the beginning, our specialty has been the quality and preci.sion of our products. We have the tightest tolerances and deliver within a few days to a fewweeks. As a result, we have become the leading alloy wire supplier in the industry.

Senphus Subsidiaries:

• Jiangyin Chengxin Alloy Material Co., Ltd.
• Jiangyin Senphus Electrical Materials Co., Ltd.
• Jiangsu Xiangcheng Supply Chain Management Co., Ltd.

Jiangyin Chengxin Alloy Material Co., Ltd.: With nearly 20 years of experience, Jiangyin Chengxin is a leading alloy wire manufacturer in China. We offer a wide range of services, from fine wire drawing to resistance wire manufacturing. Our specialty lies in the quality and precision of our products, achieving the tightest tolerances and delivering orders within days to weeks. As a result, we have established ourselves as the premier supplier of alloy wire in the industry.

Our product range includes:

• Copper-nickel alloys (CuNi1-CuNi44)
• Karma (Nikrothal L/Evanohm/Alloy 800)
• Manganin and Constantan
• Nickel-chromium alloys
• Thermocouple alloys (Type K, N, E, T, J)
• Thermocouple extension wire
• PTC thermistor resistance alloy
• Pure nickel wire and Monel alloy

These alloys are available in various forms, including wire, ribbon, stranded, and enamelled. Major applications include seat heating, underfloor heating, military projects, aerospace, household appliances, heating wire, mechanical and electrical plants, and temperature instruments. Our manufacturing processes are ISO 9001:2015 certified, and we specialize in fine and ultra-fine wire drawing, offering wire diameters from 0.025 mm (0.001") to 13 mm (0.51") in small batches, medium volumes, and mass production. We maintain a comprehensive quality inspection system, including in-house chemical analysis, chromatographic analysis, metallurgical analysis, pinhole tests, wire construction tests, and tension tests to ensure the highest quality standards.

Senphus Electrical Material Co., Ltd.: Founded in 2003, Senphus Electrical Material Co., Ltd. integrates research, manufacturing, and sales of electric heating alloys, heating cables, heating wires, and heating products. Leveraging over a decade of technical expertise in heating alloy wire, we have adopted advanced heating cable technology and machinery, successfully developing heating cables, temperature controllers, and temperature control systems suitable for building heating, pipe insulation, outdoor snow melting, wind power blade production, car seat heating, and healthcare applications.

The company is recognized as a high-tech enterprise in Jiangsu Province and a small giant enterprise in Jiangyin City, specializing in innovative technologies. We operate the "Wuxi Heating Cable Engineering Technology Research Center" and collaborate with experts from renowned domestic universities. Our portfolio includes 5 invention patents and over 30 utility model patents, showcasing our strong research and development capabilities.

With an annual output exceeding 1,000 tons of thermal alloy wire and an output value of approximately 105 million yuan, our products are well-received in markets such as the UK, Italy, Canada, Peru, and Spain. Our heating cables generate an annual output value of over 80 million yuan, with exports to Germany, Japan, the United States, Malaysia, Denmark, Brazil, and other countries.

The company has successfully passed multiple quality management system certifications, including IATF 16949, ISO 9001, ISO 14001 (Environmental Management System), and ISO 45001 (Occupational Health and Safety Management System). Our heating cables and related products have also obtained test reports from the Shanghai Cable Research Institute Test Center and received certifications such as UL (United States), VDE (Germany), CE (European Union), and RoHS.

Commitment to Quality: We adhere to the business commitment of "Reputation First, Quality First, Customer First" and uphold the quality policy of "Integrity-Based, Quality-Oriented, Excellent Service." We are dedicated to providing accurate products and professional services, and we look forward to collaborating sincerely with you to achieve mutual success.