Wafer Butterfly Valve

Product Description

Wafer Butterfly Valve

·Valve Standard:Comply with EN**3/BS***5/MSS SP**7.

·Working Pressure and Temperature

Size *0 to **0,working pressure PN *6/class1 **5.

Size *0 to **0,working pressure PN *0/class1 **0.

Size *0 to **0,working pressure PN *5/class1 **0.

Temperature from **0℃ to **0℃ for EPDM liner.

Temperature from **0℃ to *2℃ for NBR liner.

Temperature from **0℃ to **0℃ for Viton liner.

·Top Flange standard: Comply with ISO***1/1.

·Flange Type:EN*****2 PN*0/PN*6/PN*5,ANSI B*6.1 class***5, ANSI B*6.2 class***0,BS*0    Table  D/E,JIS *0K/*6K.

·Operator:Handle or gear operator.

·Materials Specification

Part Name
 Material
 EN Spec.
 ASTM Spec.
 
Body
 Cast Iron
 EN-JL***0
 A**6 class1 B
 
Shaft
 Stainless Steel
 BS**0 **0S*7
 AISI **0
 
Disc
 Stainless Steel
 BS**0 **4S*5
 A**1 CF8
 
Bronze
 EN***2 CC**1K
 B*2 C****0
 
DI Nichel Plated or FBE Coated
 EN-JS***0
 A**6 *******2
 
Bushing
 PTFE
 Commercial
 Commercial
 
Liner
 EPDM/NBR/VITON
 Commercial
 Commercial
 
O-Ring
 EPDM/NBR/VITON
 Commercial
 Commercial

Actuator of wafer butterfly valve can be applied in accordance with customer’s requirements to manual operation, electric actuation and pneumatic actuation, as well as its manufacturer and type, which can arrive at protecting requirement, signal feedback, and intellectual control.