Product Introduction
Extensive Applications
Our Fast Micro Thermocouples epitomize a perfect blend of precision and reliability, serving as indispensable instruments across a wide array of industrial landscapes. In the challenging environments of steel and chemical plants, these thermocouples deliver precise high-temperature measurements, critical for operational success. Their versatility extends beyond industrial realms, seamlessly integrating into domestic appliances such as ovens and water heaters, guaranteeing accurate and consistent temperature readings. Their remarkable flexibility makes them a vital component across diverse applications, providing consistent performance and steadfast reliability, instilling confidence with each use.
Exceptional Features
Discover the extraordinary capabilities of our thermocouples, meticulously designed to perform flawlessly across a vast temperature range, adeptly managing both extreme cold and high heat. Their rapid response time captures even the smallest temperature fluctuations with precision. Designed with simplicity and durability in mind, they promise extended longevity with minimal maintenance. These cutting-edge thermocouples convert temperatures into electrical signals, facilitating effortless long-distance communication and enhancing automated control systems. They offer immense value in both industrial sectors and everyday applications, consistently demonstrating 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 crossroads of Beijing, Tianjin, and Tangshan, our state-of-the-art facility in the Guojiaqiao Industrial Zone provides unparalleled access. A devoted R&D team of five senior technicians and a skilled workforce of 20 specialists uphold a 'quality first' ethos in every stage—from meticulous raw material selection to precise final packaging. Our rigorous inspection protocols guarantee superior quality, enabling us to produce millions of thermocouples and related instruments annually. Serving top-tier global steel mills, our extensive product range embodies our unwavering commitment to delivering outstanding and reliable solutions.

Company Advantage
Our Certificate

Our Services
Service Commitment -01
Our cutting-edge automated production lines ensure the unwavering excellence of our products. Orders are processed with remarkable speed upon receipt, triggering swift production. Our pioneering R&D team excels at overcoming technical challenges, consistently innovating and refining our product lineup to stay ahead of market trends, thereby cementing our leadership in technological advancements.
Service Assurance -02
Our dedicated after-sales service team stands ready to swiftly address any concerns. We offer comprehensive online technical training and guidance to minimize production downtime, ensuring our products achieve optimal efficiency and reliability, seamlessly integrating with your operations.
Continuous Improvement -03
We diligently gather and analyze customer feedback to gain profound insights into emerging needs and challenges. This essential information fuels the enhancement of our products and services. Our customer-centric approach, combined with technological advancements, empowers us to continually refine product design, elevate performance, and enhance 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.