Product Introduction
Extensive Applications
Our Fast Micro Thermocouples stand as paragons of precision and reliability, serving as the essential backbone across diverse industrial landscapes. These critical instruments are indispensable in the rigorous environments of steel and chemical plants, where precise high-temperature readings are crucial for operational excellence. However, their remarkable utility transcends industrial settings, seamlessly integrating with everyday household appliances such as ovens and water heaters, ensuring accurate and consistent temperature monitoring. Their unmatched versatility ensures a pivotal role in a multitude of applications, offering steadfast performance and unwavering dependability, delivering reliability with every use.
Exceptional Features
Discover the remarkable potential of our thermocouples, engineered to thrive across an extensive temperature range, effortlessly managing both extreme lows and soaring highs. Their rapid response time captures even the slightest temperature variations instantly. Blending simplicity with robustness, they ensure longevity with minimal maintenance. These innovative thermocouples adeptly convert temperatures into electrical signals, enabling seamless long-distance communication and advancing automated control processes, making them indispensable in both industrial domains 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. is a beacon of innovation, skillfully integrating research, development, production, sales, and exceptional service. Ideally located at the nexus of Beijing, Tianjin, and Tangshan, our state-of-the-art facility in the Guojiaqiao Industrial Zone offers unmatched accessibility. With a dedicated R&D team comprising five senior technicians and a skilled workforce of 20 specialists, we uphold the 'quality first' principle at every stage-from the meticulous selection of raw materials to the careful final packaging. Our rigorous inspection protocols ensure superior product quality, empowering us to produce millions of thermocouples and related instruments each year. Serving major global steel mills, our expansive product portfolio exemplifies our unwavering commitment to delivering exceptional and reliable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our state-of-the-art automated production lines ensure the consistent excellence of our products. Orders are processed with remarkable speed upon receipt, signaling the swift commencement of production. Our pioneering R&D team excels at overcoming technical challenges, constantly innovating and refining our product range to stay ahead of evolving market trends, thereby maintaining our leadership in technological advancements.
Service Assurance -02
Our dedicated after-sales support team stands ready to provide swift solutions to any concerns. We offer comprehensive online technical training and guidance to minimize production downtime, ensuring our products deliver optimal efficiency and reliability, effortlessly supporting your operations.
Continuous Improvement -03
We diligently gather and analyze customer feedback to gain deep insights into emerging needs and challenges. This invaluable information drives the refinement of our products and services. Our customer-centric approach, combined with technological advancements, empowers us to continually enhance product design, performance, and user satisfaction, ensuring we consistently meet and exceed industry benchmarks.
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.