Product Introduction
Extensive Applications
Our Fast Micro Thermocouples are indispensable powerhouses critical to success in various industrial sectors. These devices excel in dynamic environments like steel and chemical plants, where precise high-temperature readings are essential. Beyond industrial applications, these thermocouples are perfect for household appliances such as ovens and water heaters, offering consistently accurate and reliable temperature measurements. Their incredible adaptability makes them a crucial component in diverse applications, guaranteeing consistent performance and reliable dependability.
Exceptional Features
Discover the remarkable capabilities of our thermocouples, crafted to excel in a wide temperature range, managing both icy and scorching extremes effortlessly. Their rapid response time captures even the smallest temperature fluctuations instantaneously. Designed for simplicity and durability, they ensure longevity with minimal maintenance. These innovative thermocouples convert temperatures into electrical signals, enabling smooth communication over long distances and facilitating effective automated control, making them an invaluable asset in both industrial and everyday applications.
Composing materials |
Model |
Allowable Tolerance |
Max Temperature Limit |
Measured Rate |
P |
J |
PtRh10%-Pt |
QR-KS602 |
≤±5ºC |
≤±3ºC |
1650ºC |
≥98% |
QR-KS604 |
PtRh13%-Pt |
QR-KR602 |
QR-KR604 |
PtRh30%-PtRh6% |
QR-KB602 |
1750ºC |
QR-KB604 |
WRe3%-WRe25% |
KW-602 |
≤±7 |
2000ºC |
Diameter of tube |
ID:Ф18.1mm;OD:Ф30mm |
Total Length |
300mm /600mm /900mm /1200mm(Customized). |
Main Product

Company Profile
Tangshan Jinyi Instrument & Meter Co., Ltd. stands as a beacon of innovation, expertly integrating research, development, production, sales, and premium service. Our state-of-the-art facility, strategically positioned at the convergence of Beijing, Tianjin, and Tangshan in the Guojiaqiao Industrial Zone, offers unmatched accessibility. With a dedicated R&D team of five senior technicians and a skilled workforce of 20 experts, we uphold the 'quality first' ethos through every phase—from the careful selection of raw materials to meticulously crafted final packaging. Our rigorous inspection protocols guarantee superior product quality, enabling us to manufacture millions of thermocouples and related instruments annually. Serving major global steel mills, our extensive product range highlights our unwavering dedication to delivering exceptional and reliable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our state-of-the-art automated production lines ensure consistent product excellence. Orders are swiftly processed upon receipt, marking the rapid start of production. Our innovative R&D team excels at overcoming technical challenges, continually innovating and refining our product offerings to align with evolving market trends, maintaining our leadership position in technological advancements.
Service Assurance -02
Our dedicated after-sales service team is always on hand to provide prompt solutions to any issues. We offer comprehensive online technical training and guidance to minimize production downtime, ensuring our products operate with optimal efficiency and reliability, seamlessly supporting your operations.
Continuous Improvement -03
We systematically gather and analyze customer feedback to gain profound insights into emerging needs and challenges. This vital information guides us in refining our products and services. Our customer-focused approach, combined with technological advancements, empowers us to continually enhance product design, performance, and user satisfaction, ensuring we consistently meet and exceed industry standards.
FAQ
Q: Are you a trading company or a factory?
A: We are a factory specializing in the production of instruments and meters.
Q: Could you provide us with the relevant documents required for customs clearance?
A: Yes, we will send you the contract, packing list and bill of lading, and also meet your other needs.
Q: May I visit your factory in China?
A: Sure. We are in Tangshan City, Hebei Province, China. Welcome to our factory.
Q: How about the packaging?
A:Outer packaging: Wooden packaging boxes that meet export standards; Inner packaging: Stretch film packaging
Q: How do you ensure the quality of the products?
A: We have a professional R&D department and quality inspection department. Each product undergoes professional testing to ensure its quality is up to standard
Q: Do you have an operation manual for your products?
A: Sure. All of our products have operation manuals.