NiCrSi-NiSiMg Thermocouple Type N For Scientific Research And High Temperature Measurements

NiCrSi-NiSiMg Thermocouple Type N For Scientific Research And High-Temperature Measurements

The NiCrSi-NiSiMg Type N thermocouple, composed of Nickel-Chromium-Silicon (NiCrSi) as the positive leg and Nickel-Silicon-Magnesium (NiSiMg) as the negative leg, is known for its high stability and excellent resistance to oxidation, even at elevated temperatures. It operates in a broad temperature range from -200°C to +1300°C (-328°F to +2372°F), making it ideal for high-temperature applications.

Type N thermocouples offer superior performance in harsh environments, including those with high oxygen content, as they are less prone to drift compared to other types like Type K. Their stability is particularly beneficial for long-term temperature measurement accuracy in industrial processes. With moderate sensitivity (around 39 µV/°C), Type N thermocouples are used in applications such as heat treatment, high-temperature furnaces, and industrial kilns, offering durability and reliability in high-temperature, oxidative, or corrosive environments.

Thermocouple temperature range and tolerance

Some key features of NiCrSi-NiSiMg Type N Thermocouple Wire include:

• High Temperature Range:

Operates effectively from -200°C to +1300°C (-328°F to +2372°F), suitable for both low and high-temperature applications.

• Excellent Oxidation Resistance:

Highly resistant to oxidation, even at elevated temperatures, making it ideal for use in oxidative environments.

• Superior Stability:

Offers long-term stability and minimal drift compared to other thermocouples, such as Type K, which ensures more reliable and consistent temperature measurements over time.

• Moderate Sensitivity:

Provides a moderate EMF output of around 39 µV/°C, offering good accuracy while not being as sensitive as some other types like Type E.

• Durability:

Withstands harsh environments, including high-temperature furnaces, kilns, and other industrial processes where durability is crucial.

• Resistant to High-Temperature Degradation:

Less prone to degradation or loss of calibration in extreme conditions, making it suitable for long-term use in demanding applications.

These features make Type N thermocouples particularly valuable in industrial settings where long-term accuracy and stability are essential.

Applications of NiCrSi-NiSiMg Type N Thermocouple Wire

Type N thermocouples, with their high stability and resistance to oxidation, are ideal for a variety of industrial and scientific applications, particularly in high-temperature and harsh environments. Here are some key applications:

• High-Temperature Furnaces:

Used in heat treatment processes, including industrial furnaces and kilns, for precise temperature control at temperatures up to 1300°C (2372°F).

• Aerospace and Automotive Testing:

Suitable for aerospace and automotive industries where extreme temperature monitoring is required during testing and development.

• Industrial Kilns:

Commonly used in applications like ceramics firing and glass manufacturing, where accurate temperature readings are necessary.

• Power Plants and Petrochemical Industry:

Employed for monitoring temperatures in high-temperature reactors or boilers where corrosive and oxidative conditions exist.

• Scientific Research:

Ideal for high-temperature research experiments in laboratories that require stable, accurate temperature measurements in oxidative or extreme environments.

• Heat Exchangers:

Utilized in systems that require precise thermal management, such as heat exchangers used in chemical processing or energy production.

• Cryogenic Systems:

While more commonly used in higher temperatures, Type N thermocouples can also be utilized for cryogenic applications due to their stability across a broad range of temperatures.

Type N thermocouples are chosen for applications requiring long-term accuracy, high temperature tolerance, and resistance to oxidation.

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.