Product Introduction
Extensive Applications
Our Fast Micro Thermocouples are the epitome of precision and reliability, serving as indispensable instruments across a wide array of industrial landscapes. In the rigorous environments of steel and chemical plants, achieving precise high-temperature measurement is essential for operational excellence. These thermocouples transcend industrial boundaries, seamlessly integrating into household appliances like ovens and water heaters, where they ensure precise and consistent temperature readings. Their outstanding versatility renders them a crucial component in diverse applications, delivering consistent performance, unwavering reliability, and instilling confidence with every use.
Exceptional Features
Discover the extraordinary capabilities of our thermocouples, meticulously designed to perform efficiently across an extensive temperature range, adeptly managing both extreme cold and intense heat with ease. Possessing a rapid response time, they capture even the slightest temperature variations instantaneously. The design is a blend of simplicity and resilience, promising extended durability with minimal maintenance. These cutting-edge thermocouples convert temperatures into electrical signals, facilitating effortless long-distance communication and enhancing automated control systems. They hold immense value in both industrial sectors and everyday applications, repeatedly proving their indispensable nature.
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, seamlessly integrating research, development, production, sales, and exceptional service. Strategically positioned at the heart of Beijing, Tianjin, and Tangshan, our advanced facility in the Guojiaqiao Industrial Zone offers unparalleled accessibility. With a dedicated R&D team consisting of five senior technicians and a skilled workforce of 20 specialists, we uphold a 'quality first' ethos throughout our processes—from meticulous raw material selection to precise final packaging. Our rigorous inspection protocols ensure superior quality, enabling us to produce millions of thermocouples and related instruments annually. Serving elite global steel mills, our extensive product range highlights our steadfast commitment to delivering outstanding and reliable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our cutting-edge automated production lines ensure the consistent excellence of our products. Orders are processed swiftly upon receipt, initiating rapid production. Our pioneering R&D team excels at overcoming technical challenges, consistently innovating and refining our product lineup to stay ahead of market trends, thus maintaining our leadership in technological advancements.
Service Assurance -02
Our dedicated after-sales service team is poised to promptly address any issues. We provide comprehensive online technical training and guidance to minimize production downtime, ensuring our products achieve optimal efficiency and reliability, seamlessly supporting your operations.
Continuous Improvement -03
We meticulously gather and analyze customer feedback to gain profound insights into emerging needs and challenges. This critical information drives the enhancement of our products and services. Our customer-centric approach, coupled with technological advancements, empowers us to continually refine 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.