Hongfeng Machinery Technology Co., Ltd
Three-pieces Weld Butterfly Valve
The three piece weld butterfly valve is designed for demanding hygiene environments in food, pharmaceutical, and bioengineering industries. it offers corrosion resistance, high-temperature tolerance, and a mirror-polished, crevice-free surface to meet food-grade standards and eliminate contamination risks.
Materials:
Body Materials: AISI-304 or AISI-316L
Gasket Material:Silicon, EPDM, VITON, NBR ( Valve seat and gasket comply with FDA 21CFR177.2600)
Surface treatment:
Inside surface treatment: Ra 16 ~ 32µin (0.4 ~ 0.8µm)
Outside surface treatment:Ra32 ~ 64µin (0.8 ~ 1.6µm)
Temperature:
EPDM: 14 ~ 248°F (-10 ~ 120°C)
VMQ: -58 ~ 356°F (-50 ~ +180°C)
FPM: -22 ~ 446°F (-30 ~ +230°C)
Sterilization temperature: 302°F (150°C, Max. 20 min)
End connections: Butt weld
Pressure:
Working pressure: ≤10bar (145psi)
Max. pressure: 10bar (145psi) DN25 ~ 100; 8bar (120psi) DN125 ~ 150
Materials:
Body Materials: AISI-304 or AISI-316L
Gasket Material:Silicon, EPDM, VITON, NBR ( Valve seat and gasket comply with FDA 21CFR177.2600)
Surface treatment:
Inside surface treatment: Ra 16 ~ 32µin (0.4 ~ 0.8µm)
Outside surface treatment:Ra32 ~ 64µin (0.8 ~ 1.6µm)
Temperature:
EPDM: 14 ~ 248°F (-10 ~ 120°C)
VMQ: -58 ~ 356°F (-50 ~ +180°C)
FPM: -22 ~ 446°F (-30 ~ +230°C)
Sterilization temperature: 302°F (150°C, Max. 20 min)
End connections: Butt weld
Pressure:
Working pressure: ≤10bar (145psi)
Max. pressure: 10bar (145psi) DN25 ~ 100; 8bar (120psi) DN125 ~ 150
