Product Introduction
Extensive Applications
Our Fast Micro Thermocouples are the epitome of precision and steadfast reliability, acting as the cornerstone in a multitude of industrial settings. These essential instruments are crucial in the demanding environments of steel and chemical plants, where precise high-temperature measurements are essential for achieving operational excellence. Yet, their remarkable versatility extends beyond industrial realms, seamlessly integrating into everyday household appliances such as ovens and water heaters, ensuring accurate and steady temperature readings. Their outstanding adaptability ensures their essential presence across various applications, promising unwavering performance and consistent reliability, fostering trust with every use.
Exceptional Features
Unleash the exceptional potential of our thermocouples, expertly crafted to operate seamlessly across a broad temperature spectrum, adeptly handling both extreme cold and intense heat. Their quick response capability captures even minute temperature changes instantly. Combining simplicity with durability, they are engineered for lasting endurance with minimal maintenance. These advanced thermocouples efficiently convert temperatures into electrical signals, enabling effortless long-distance communication and enhancing automated control processes. They are immensely valuable in both industrial sectors and daily 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. stands as a leader in innovation, elegantly integrating research, development, production, sales, and superior service. Strategically located at the intersection of Beijing, Tianjin, and Tangshan, our state-of-the-art facility in the Guojiaqiao Industrial Zone offers unparalleled accessibility. With a dedicated R&D team of five senior technicians and a skilled workforce of 20 experts, we embody the 'quality first' principle at every phase—from the meticulous raw material selection to the precise final packaging. Our rigorous inspection protocols ensure top-tier product quality, enabling us to produce millions of thermocouples and associated instruments annually. Serving leading global steel mills, our extensive product range represents our unwavering commitment to delivering excellent and reliable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our state-of-the-art automated production lines guarantee consistent product excellence. Upon receiving orders, rapid production is initiated with remarkable speed. Our pioneering R&D team excels at overcoming technical challenges, continuously innovating and refining our product portfolio to remain at the forefront of market trends, thus maintaining our leadership in technological advancements.
Service Assurance -02
Our committed after-sales service team is poised to provide quick resolutions to any issues. We offer comprehensive online technical training and guidance to minimize production downtime, ensuring our products reach peak efficiency and reliability, seamlessly enhancing your operations.
Continuous Improvement -03
We meticulously gather and analyze customer feedback to gain deep insights into emerging needs and challenges. This critical information fuels the improvement of our products and services. Our customer-centric approach, alongside 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.