Flange butterfly valve

Material

WCB WCC LCB CF8 CF8M CF3M

Class

Flange connection method, Welding connection method

Pressure Class 150# 300# 600# Py10 Py16 Py25 Py40 Py63 Py100

Standard

DESIGN STD: GOST9544 GOST33259 API609

END TO END: ASME 16.10 GB/T12221

TETING: API598 GB/T13927