Product Introduction
Extensive Applications
Our Fast Micro Thermocouples epitomize precision and reliability, standing as the cornerstone in a multitude of industrial environments. These essential instruments are indispensable in the demanding atmospheres of steel and chemical plants, where accurate high-temperature measurement is crucial for operational excellence. Yet, their remarkable versatility extends well beyond industrial domains, seamlessly integrating into everyday household appliances like ovens and water heaters, ensuring precise and consistent temperature readings. Their unmatched adaptability secures their vital role across various applications, promising steadfast performance and unwavering reliability, delivering trust with every use.
Exceptional Features
Unleash the extraordinary capabilities of our thermocouples, engineered to perform across a broad temperature range, adeptly handling both extreme cold and intense heat. Their rapid response captures even the slightest temperature changes instantaneously. Balancing simplicity with durability, they are built for extended life with minimal maintenance. These innovative thermocouples effectively translate temperatures into electrical signals, enabling effortless long-distance communication and enhancing automated control processes. They are invaluable in both industrial sectors and everyday applications, proving indispensable time and again.
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, seamlessly integrating research, development, production, sales, and outstanding service. Ideally located at the junction of Beijing, Tianjin, and Tangshan, our state-of-the-art facility in the Guojiaqiao Industrial Zone offers unrivaled accessibility. With a committed R&D team of five senior technicians and a proficient workforce of 20 specialists, we adhere to the 'quality first' philosophy at every phase—from the meticulous selection of raw materials to the precise final packaging. Our stringent inspection protocols ensure superior product quality, allowing us to manufacture millions of thermocouples and related instruments annually. Serving major global steel mills, our comprehensive product lineup exemplifies our steadfast dedication to providing exceptional and reliable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our state-of-the-art automated production lines guarantee unwavering excellence in our products. Orders are processed at lightning speed upon receipt, initiating swift production commencement. Our pioneering R&D team excels at overcoming technical obstacles, consistently innovating and refining our product portfolio to stay ahead of evolving market trends, thus maintaining our leadership in technological advancements.
Service Assurance -02
Our dedicated after-sales service team is poised to offer rapid solutions to any issues. We provide comprehensive online technical training and guidance to minimize production downtime, ensuring our products achieve 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 propels the refinement of our products and services. Our customer-centric approach, coupled with technological advancements, enables 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.