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Butterfly valve
Features:
1. Size: 3" - 108"
2. Materials:
A) Body: Cast iron (ASTM A126 class B), ductile iron (optional) (ASTM A 536 grade
65-45-12)
B) Disc: Ductile iron, ductile iron with welded stainless steel edge
C) Seat: EPDM, buna-N
D) Stem: Stainless steel ASTM class 304 / 316
Our advantages:
1.8000 tons of machined castings annually
2.4000 types of parts for different industries
3.15 years' exporting experience to North America and Europe
4. Experiences serving customers of fortune 500
5. ERP & OA system managing our work
Sand Casting Butterfly Valve
