Product Introduction
Extensive Applications
Our Fast Micro Thermocouples are the epitome of precision and reliability, setting the gold standard across a spectrum of industrial environments. These indispensable instruments are specifically engineered for the demanding conditions of steel and chemical plants, where exact high-temperature measurement is crucial for operational excellence. Moreover, their outstanding versatility makes them equally effective in household appliances, such as ovens and water heaters, where they guarantee precise and steady temperature readings. Their unmatched adaptability cements their pivotal role in a wide range of applications, providing steadfast performance and unwavering dependability with each use.
Exceptional Features
Experience the exceptional capabilities of our thermocouples, expertly crafted to perform across an extensive temperature range, handling both the icy lows and scorching highs with ease. Their rapid response time captures even the slightest temperature changes in an instant. Combining simplicity with durability, these thermocouples ensure long-lasting performance with minimal maintenance. They skillfully convert temperatures into electrical signals, enabling seamless long-distance communication and enhancing automated control systems, proving invaluable in both industrial operations and everyday use.
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. is a beacon of innovation, masterfully blending research, development, production, sales, and exceptional service. Strategically located near Beijing, Tianjin, and Tangshan, our state-of-the-art facility in the Guojiaqiao Industrial Zone ensures unmatched convenience. Boasting a dedicated R&D team of five senior technicians supported by a proficient workforce of 20 experts, we adhere to the 'quality first' principle throughout—from the careful selection of raw materials to precise final packaging. Our stringent inspection protocols ensure superior product quality, allowing us to manufacture millions of thermocouples and related instruments annually. Serving premier global steel mills, our diverse product range showcases our relentless commitment to delivering outstanding and dependable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our cutting-edge automated production lines guarantee consistent excellence in our products. Orders are processed swiftly and efficiently upon receipt, marking the prompt commencement of production. Our forward-thinking R&D team excels in overcoming technical challenges, continuously innovating and refining our product offerings to stay abreast of market trends, thereby maintaining our leadership in technological advancements.
Service Assurance -02
Our dedicated after-sales service team is always ready to provide prompt solutions to any concerns. We offer comprehensive online technical training and guidance to minimize production downtime, ensuring our products operate at peak efficiency and reliability, seamlessly supporting your operations.
Continuous Improvement -03
We meticulously collect and analyze customer feedback to gain deep insights into emerging needs and challenges. This critical information drives the refinement of our products and services. Our customer-centric approach, coupled with technological advancements, empowers us to continually improve 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.