Product Introduction
Vast and Versatile Usage
Our devices find their home in a multitude of industrial settings, including prestigious steel and chemical plants, offering precision in high-temperature measurement. Additionally, they grace everyday appliances such as ovens and water heaters, providing reliable temperature detection with ease.
Exceptional Features
Our thermocouples boast an extensive temperature-measuring range, adeptly spanning from the lowest to the highest temperatures. Their swift response speed ensures they adapt to temperature variations in an instant. With a simple yet robust structure, they promise durability and effortless maintenance. Ingeniously, they convert temperature into electrical signals, enabling seamless long-distance transmission and automatic control, serving as indispensable tools in both industrial production and 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. excels as a holistic enterprise, harmoniously blending R&D, production, sales, and service while equipped with comprehensive production lines and sophisticated testing apparatus. As a sole proprietorship enterprise, it is strategically located in the heart of Beijing, Tianjin, and Tangshan, nestled 7 kilometers north of the expressway exit in Yutian County's Guojiaqiao Industrial Zone, promising unrivaled convenience in transportation. Backed by a distinguished technology R&D department, the company is fortified with 5 senior technicians, 20 professional technicians, and 60 dedicated staff members. From meticulous raw material selection to each precise manufacturing step, Jinyi upholds the 'quality first' ethos. Rigorous inspections at every phase ensure the unwavering excellence of our products. With an impressive annual production capacity of 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, Jinyi also crafts temperature measurement connectors, guns, compensating wires, instruments, and oxygen determination tools, enjoying robust sales in prestigious steel mills domestically and internationally.

Company Advantage
Our Certificate

Our Services
Service-01
Embracing cutting-edge innovation, our company has invested in numerous automated production lines, ensuring unmatched product stability. Upon receipt of your order, we promptly commence production. Our dynamic R&D team, rich in creativity and technical prowess, relentlessly tackles technical challenges to develop pioneering products with enhanced functionalities.
Service-02
Our dedicated after-sales service team stands ready to assist, offering phone or online support to swiftly resolve any issues you may encounter. We provide online technical training and explanations to prevent disruptions in your production, ensuring your operations run smoothly and efficiently.
Service-03
Actively engaging with customer feedback, we diligently strive to understand and address their needs and challenges, fostering improvements in both product and service quality. By integrating customer insights and technological advancements, we persistently refine our product design and functions, enhancing performance and elevating user experience to new heights.
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.