Pressure and Temperature:
Working Pressure | PN25 |
Testing Pressure |
Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure. |
Working Temperature | 0 – 250°C |
Suitable Media | Pulverized coal, coal ash, dust |
Main Material List
Part | Material |
Body | Ductile Iron |
Ball | Chrome Plated Ductile Iron |
Seat | Ductile Iron |
Disc | Ductile Iron, Stainless Steel |
Production Workshop
Our company is equipped with automated production lines for box modeling, ensuring high precision in product dimensions and excellent sealing performance. These features have earned us widespread recognition from our customers.

Finished Product Workshop
Sales Service
Currently, our products are exported to the US, France, Australia, Italy, and over 20 other countries. We adhere to the principle of "Top Quality and Credit First," which is applied throughout R&D, production, marketing, and service.

Use of Our Valves in Large Factories
Our valves are known for their superior quality and competitive pricing, making them popular in factories around the world. We have a dedicated team of engineers and technicians ready to respond quickly to any issues, including maintenance and replacement. Additionally, we can customize orders based on customer samples, specifications, and packaging requirements.

Contact Us

FAQ:
1. What is your main product?
Our main products include Ball Valves, Butterfly Valves, Gate Valves, Globe Valves, Wear-Resistant Elbows, Ceramic Pipes, and other types of valves made from casting or forged materials.
2. Are samples available?
Yes, sample orders are available for quality checks and market testing, although they are not free.
3. Do you have products in stock?
We keep standard models in stock, but special or large orders may require custom casting according to your request.
4. How do you ensure product quality?
Quality is our top priority. Every product undergoes thorough assembly and testing before painting, packing, and shipping.
5. Competitive Pricing:
As a manufacturer with our own workshop and casting facility, we offer direct factory pricing and services to our customers.
6. Regional Sales Support:
We provide tailored sales support for different regions worldwide. Our sales teams are fluent in local languages and experienced in their respective markets.
Thank you for taking the time to browse our products. If you have any further questions, please feel free to contact us. We are here to assist you!
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Changzhou Lead Machinery Technology Co.,Ltd , https://www.leaddryer.com