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Butterfly Valves

Stainless Steel High Performance Double Offset Butterfly Valve with RPTFE Seat, Class 150/300

CF8M high-performance double-offset butterfly valve with RPTFE seat for Class 150/300 process service.

Quick Specifications

Type Stainless steel high-performance double-offset butterfly valve
Size NPS 2-24 (DN50-DN600)
Material ASTM A351 CF8M body; SS316 disc/stem; RPTFE seat
Pressure ASME Class 150 / 300
Connection Wafer, lug or ASME flanged ends by configuration
Temperature -29 to 200 °C with RPTFE seat; pressure derates with temperature

Product Overview

A corrosion-resistant high-performance butterfly valve combining a stainless steel body with a double-offset disc and RPTFE seat. Seat, trim and actuator package are selected for the actual pressure, temperature and medium.

Specifications

Model HPBFV-CF8M-RPTFE-CL150/300
Design Standard API 609 Category B / ASME B16.34; API 598 test
Size Range NPS 2-24 (DN50-DN600)
Pressure Rating ASME Class 150 / 300
Body Material ASTM A351 CF8M body; SS316 disc/stem; RPTFE seat
End Connection Wafer, lug or ASME flanged ends by configuration
Temperature Range -29 to 200 °C with RPTFE seat; pressure derates with temperature
Typical Application Corrosive chemical, offshore and process isolation service
Operation Worm gear; pneumatic/electric actuation common
Inspection & Documentation Hydrostatic shell and seat test; dimensional drawing, material certificate and certificate of conformity available on request