Product Introduction
Widely Use
Our thermocouples are indispensable in industrial sectors like steel and chemical plants, where they expertly measure high-temperature environments. They are equally adept at temperature monitoring in everyday household appliances such as ovens and water heaters, ensuring precision and reliability across diverse applications.
Great Features
With an exceptional temperature-measurement range that spans from the lowest to the highest extremes, these thermocouples are engineered for optimal performance. Their rapid response speed allows them to swiftly detect temperature shifts, while their straightforward design ensures robustness and effortless maintenance. They ingeniously convert temperature into electrical signals, enabling seamless long-distance transmission and automatic control, proving indispensable in both industrial applications and everyday domestic settings.
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 premier enterprise that seamlessly integrates research and development, production, sales, and service. With cutting-edge production lines and comprehensive testing equipment, we stand as a sole proprietorship driven by a singular focus on excellence. Strategically positioned in the bustling corridor of Beijing, Tianjin, and Tangshan, our facility is conveniently located just 7 kilometers north of the expressway exit in Yutian County, within the thriving Guojiaqiao Industrial Zone. Our transport connectivity is unparalleled. At Jinyi, our dedicated technology research and development team consists of 5 senior technicians, 20 professional experts, and 60 devoted staff, all committed to the 'quality first' ethos. Our rigorous inspection processes-spanning material selection, production phases, through to final packaging-guarantee the consistency and quality of our products. Boasting an impressive annual production capacity, we manufacture 10 million rapid thermocouples, 2 million molten iron samplers, 3 million molten steel samplers, 1 million oxygen determination probes, 50,000 hydrogen determination probes, and 500,000 auxiliary gun probes, among other specialized instruments. Our products are highly sought after, gracing major steel mills both domestically and internationally.

Company Advantage
Our Certificate

Our Services
-01
Equipped with state-of-the-art automated production lines, our company ensures the stability and reliability of our product offerings. Upon receiving your order, production is promptly initiated. Our dynamic R&D team thrives on innovation, persistently overcoming technical challenges and creating new products with enhanced functionalities to meet evolving market demands.
-02
Our esteemed after-sales service team is always ready to assist, whether through phone or online support, ensuring any issues encountered are swiftly resolved. We also offer comprehensive online technical explanations and training, eliminating potential technical setbacks and securing the smooth operation and continued productivity of your systems.
-03
We highly value customer feedback, routinely gathering insights to better understand and address needs and concerns, thus refining our products and services. Guided by this feedback and the latest technological advancements, we are committed to continually enhancing product design, boosting performance, and elevating the overall user experience.
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.