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Rubber lined Butterfly Valve

Product Name: Rubber lined Butterfly Valve

Rubber lined Butterfly Valve is center disc design and resilient seat design. Mainly used for low pressure pipeline medium switch control., serve as cut off and throttling in the pipeline. Service:Food stuff, pharmacy, chemical industry etc,and industrical environmental protection, water resource, high building, water supply, fire fighting.

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Standard and Scope:
Size: NPS 2"~48" DN50~DN1200                            
Pressure Rating: Class 125 Class 150 PN2.5~PN16                
Connection: Double flange, Wafer type, Lug type and so on
Body Material: Cast iron, Ductile iron, Carbon steel, Stainless steel, Bronze
Disc Material: Ductile iron + ENP( Electro Nickel plated), Carbon steel + ENP( Electro Nickel plated), Stainless steel, AL-BZ (Aluminum bronze)
Body Seat Material: EPDM, NBR, Viton, and other rubber (PTFE, F4, F46, FPA, Tefelon, please refer PTFE lined Butterfly Valve
Design and Manufacture: API 609(Cast steel), BS5155, EN593, ISO 5752/BS5155
Test and Inspection: API609, API598 ;ISO 5208, BS EN12569
Face-to-Face: API609, ISO5752, DIN3202-K1,EN558-1 20 Series, BS5155,MSS SP-67 
End Connection: ASME B16. 5(for NPS≤24), ASME B16.47, MSS SP-44(for NPS>24), ANSI 125/150; BS EN1092-1, DIN2501PN10/PN16, JIS10K, BS4504
Design feature
Bi-directional seal
Streamlined disc was designed so as to maximize flow, reduce flow resistance and save energy
Minimized operating torque, energy saving
Simple and compact structure and convenient maintain and installation
Long time services life, durable
Temperature restriction, depends on seat material
Anti corrosive in some condition
Flow block is small, Excellent regulation perfromance.
Wide selection of materials, applicable for various medium
One Shaft With Pin, No pin and two shaft is also available if required
Operated by Manual, handle, Gearbox, Pneumatic actuator, Electric actuator.

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