lt butterfly valve two shaft

描述

series F203 lug type butterfly valve two shaft without back seat

Series F203 butterfly valves designed to comply with MSS SP-67,BS5155 and API 609.
Compatible with GB.ANSI,DIN,BS,JIS flanges.
The seat of series F203 butterfly valve is designed into without back.
The tongue-and -groove seat is lower torque and field replaceable
There is O-ring casted on the seal surface of the seat,negates need for flange gaskets.
Available in size1″to 24″.
Available in wafer type,lug type body.
Available with handles,manual gear operators,and electricorpneumatic actuators.