Product Introduction
Widely Use
Our innovative temperature measurement solutions have garnered trust across various industrial sectors. From robust steel plants to intricate chemical facilities, our thermocouples excel in accurately assessing high-temperature environments. They are equally adept at ensuring precise temperature control in everyday appliances such as ovens and water heaters.
Great Features
Experience the superior capabilities of our thermocouples featuring a vast temperature-measuring range that effectively captures both low and high temperatures. These devices offer rapid response time, allowing for swift adaptation to temperature variations. Their straightforward yet durable structure ensures longevity and ease of maintenance. Furthermore, they have the ability to convert temperature into electrical signals, streamlining long-distance transmission and enabling seamless automatic control. Our thermocouples are indispensable in driving efficiency in industrial processes and enhancing convenience in daily life.
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 excellence in the fields of research, development, production, sales, and service. Boasting comprehensive production lines and state-of-the-art testing equipment, we operate as a sole proprietorship enterprise. Nestled strategically in the central nexus of Beijing, Tianjin, and Tangshan, our location in the Guojiaqiao Industrial Zone of Yutian County offers unparalleled access and convenient transportation. Our robust R&D department, staffed by 5 senior technicians alongside 20 professional technicians and a dedicated team of 60 employees, embodies our commitment to quality. From meticulous raw material selection to each step of the manufacturing process, and from production to packaging, we live by the credo of 'quality first.' A rigorous inspection regime, encompassing raw material, first, patrol, process, and final inspections, ensures our products' consistent quality. Our impressive production capacity includes 10 million fast 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 annually. We also offer temperature measurement connectors, guns, compensating wires, and specialized instruments. Our products enjoy widespread acclaim in major steel mills globally.

Company Advantage
Our Certificate

Our Services
-01
We pride ourselves on our cutting-edge automated production lines, ensuring unmatched product stability. Upon receiving your order, our production is promptly initiated. Our innovative R&D team, characterized by creativity and technical prowess, relentlessly tackles technical challenges, continuously expanding our product range with new features that address evolving market demands.
-02
Our dedicated after-sales service team is always ready to assist. Whether through phone or online support, we ensure that any issues encountered during product use are swiftly resolved. We also offer comprehensive online technical guidance and training to preemptively address potential technical obstacles, safeguarding your production schedules and guaranteeing the stable operation of our products.
-03
We prioritize our customers' voices, regularly gathering feedback to better understand their needs and challenges. This invaluable input informs our ongoing efforts to elevate product quality and service excellence. By aligning with technological advancements and customer insights, we continuously refine our product design and features, enhancing performance and enriching 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.