Product Introduction
Extensive Applications
Our Fast Micro Thermocouples epitomize precision and reliability, serving as the vital backbone in a wide array of industrial settings. These indispensable instruments thrive in the rigorous environments of steel and chemical plants, where precise high-temperature measurement is essential for maintaining operational superiority. Beyond industrial uses, they demonstrate exceptional versatility by seamlessly integrating into everyday household appliances such as ovens and water heaters, ensuring accuracy and consistency in temperature readings. Their unparalleled adaptability cements their crucial role across various applications, consistently offering steadfast performance and unwavering reliability, instilling trust with every application.
Exceptional Features
Unleash the extraordinary capabilities of our thermocouples, expertly designed to operate across a vast range of temperatures, from extreme cold to intense heat. They provide rapid responses, capturing even the slightest temperature fluctuations instantly. Built for simplicity and durability, they ensure extended life with minimal maintenance needs. These cutting-edge thermocouples efficiently convert temperatures into electrical signals, facilitating seamless long-distance communication and enhancing automated control processes. An invaluable asset in both industrial sectors and everyday applications, they prove indispensable time and again, embodying reliability and innovation.
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 leading light of innovation, expertly combining research, development, production, sales, and exceptional service. Ideally situated at the crossroads of Beijing, Tianjin, and Tangshan, our cutting-edge facility in the Guojiaqiao Industrial Zone offers unmatched accessibility. With a dedicated R&D team of five senior technicians and a skilled workforce of 20 specialists, we uphold a 'quality first' ethos in every phase—from the careful selection of raw materials to the precise final packaging. Our rigorous inspection protocols guarantee superior product quality, empowering us to manufacture millions of thermocouples and related instruments every year. Serving major global steel mills, our extensive product lineup exemplifies our unwavering commitment to delivering outstanding and dependable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our state-of-the-art automated production lines ensure our products maintain their excellence. Orders are processed at lightning speed upon receipt, leading to swift production initiation. Our innovative R&D team excels at overcoming technical challenges, consistently driving product innovation and refinement to stay ahead of evolving market trends, maintaining our leadership in technological advancements.
Service Assurance -02
Our dedicated after-sales service team is ready to provide rapid solutions to any issues. 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 carefully collect and analyze customer feedback to gain profound insights into emerging needs and challenges. This crucial information drives the enhancement of our products and services. Our customer-centric approach, coupled with technological advancements, allows 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.