EN593 Flanged Butterfly Valve Manufacturer and Suppliers Flowspec Luokai

EN593 Flanged Butterfly Valve Product Information

EN593 flanged butterfly valve is one type of double eccentric flanged butterfly valve. EN558-1 series 14 long type flanged eccentric butterfly valve is one type of high performance butterfly valve long pattern length, which is with eccentric action reduces torque and seat contact during operation, extending valve service life. Its seat can be repaired on site, no needing dis-assembly. The double flanged eccentric butterfly valve is suitable for 90° on-off operation and regulation service. The double eccentric butterfly valve long time face to face is according to ISO5752 series 14.
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1. FEATURES

Eccentric action reduces torque and seat contact during operation, extending valve service life
Suitable for 90° on-off operation and regulation service
The seat can be repaired on site, no needing dis-assembly
Epoxy coating for corrosion resistance and long service life
Good sealing capability, no leakage

3. STANDARDS

Design & manufacturing: EN593-2004
Face to face: EN558-1 series 14, DIN3202-F4
Flanged ends: ISO7005-2, EN1092-2, DIN2501
Top flange: ISO 5211
Inspection & testing: EN12266

2. TECHNICAL SPECIFICATIONS

PN6/PN10/PN16/PN25/PN40
Size: 4″~160″ (DN100~4000mm)
Materials: cast iron A126 B (GG25), ductile iron A536 65-45-12 (GGG40), cast steel A216 WCB, stainless steel 304(CF8), stainless steel 316(CF8M), bronze (C95800)
Coating: Fusion bonded expoxy coating min. thickness ≥250micron
Applicable medium: water, sewage, sea water, air, food, medicine, oil, low corrosive liquids
Applicable temperature: -20℃~+120℃ (higher temperature is available upon request)

4. APPLICATIONS