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Medium temperature: - 20°C ~ + 180°C
Ambient temperature: - 20°C ~ + 60°C
Nominal pressure: 0 ~ 4.0 Mpa
Control gas, gas, air
Air pressure: 03 ~ 0.8 Mpa
Spedifcation: DN15~DN100

The valve body material | CF8 CF8M |
Seat material | PTFE |
Stem material | 304 |
Sealing ring material | NBR |
Model | d | L | A | H | Actuator |
1/2" | 15 | 75 | 146 | 137 | AT50 |
3/4" | 20 | 80 | 146 | 141 | AT50 |
1" | 25 | 90 | 146 | 151 | AT50 |
1-1/4" | 32 | 110 | 163 | 172 | AT63 |
1-1/2" | 38 | 120 | 163 | 185 | AT63 |
2" | 50 | 140 | 214 | 209 | AT75 |
252 | 240 | AT88 | |||
3" | 78 | 205 | 270 | 264 | AT100 |
4" | 98 | 240 | 316 | 310 | AT115 |
Deeply rooted in sealing, leading the industry in valve fit: Founded in 2002 as "Lianyi Seals Factory," we have specialized in the production of PTFE seals for valves for over 20 years. In 2012, we expanded into full-service valve manufacturing. Leveraging years of accumulated sealing expertise, we achieve valve seal precision and valve body fit far exceeding industry standards.
Brass base material, ensuring quality from the source: 100% of the brass raw material used in our valves complies with national standards, strictly avoiding impurities. This core material ensures long-term stable operation of the valves, eliminating safety hazards and performance failures caused by base material issues.
Full-service chain, backed by over a decade of OEM/ODM experience: With over a decade of OEM and ODM experience, we offer a comprehensive service offering from product design and R&D to production and delivery. We precisely match customer needs and efficiently support the entire process, from solution implementation to delivery.
