Butterfly valve
What is
Butterfly valve
?
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Product Name : Butterfly valve
Detailed Product Description
Valve Standard : Comply with EN593/BS5155/MSS SP-67.
Working Pressure and Temperature
Size 50 to 600, working pressure PN 16/Class 125.
Size 50 to 300, working pressure PN 20/Class 150.
Size 50 to 300, working pressure PN 25/Class 250.
Temperature from -10℃ to 120℃ for EPDM liner.
Temperature from -10℃ to 82℃ for NBR liner.
Temperature from -10℃ to 150℃ for Viton liner.
Materials Specification
part name | Material | EN Spec. | ASTM Spec. | ||
Body | Cast Iron | EN-JL1040 | A126 Class B | ||
Shaft | Stainless Steel | BS970 420S37 | AISI 420 | ||
Disc | Stainless Steel | BS970 304S15 | A351 CF8 | ||
Disc | Bronze | EN1982 CC491K | B62 C83600 | ||
Disc |
|
EN-JS1050 | A536 65-45-12 | ||
Bushing | PTFE | Commercial | Commercial | ||
Liner | EPDM/NBR/VITON | Commercial | Commercial | ||
O-Ring | EPDM/NBR/VITON | Commercial | Commercial |
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