High Performance Butterfly Valve

Fluid medium

Water, oil, gas and various corrosive media

Valve Life

50 years

Connection standard


Connection Type

Flanged;Double folder;Welding

Product Description

Product Parameters

Fluid mediumWater, oil, gas and various corrosive media
Temperature Range-29℃~450℃
Pressure RatingsPN0.6~6.4MPa Class150~600
Size RangeDN5~DN2000
Connection standardGB·ANSI·API
Valve Life50 years
Body MaterialsCarbon steel;Stainless stee;Aluminum bronze;Chrome-molybdenum steel;Alloy Steel
Valve plate materialCarbon steel;Stainless steel;Aluminum bronze
Valve seat materialStelli Alloy;Tungsten carbide;Nickel alloy;Monel;Stainless steel
Connection TypeFlanged;Double folder;Welding


Features and advantages

Double eccentric structure design, to avoid the wear of the sealing surface, maintaining the integrity of the seal and high service life.

Design of wide angle seat to avoid pressing and damaging the valve seat and valve tight contact, providing longer service life.

Two – stage high – strength stem structure to ensure easy maintenance, double eccentric structure makes the online maintenance of the seat and disc becomes easy and fast.

Internal stem / disc drive to avoid the pins or bolts installation may produce more leakage way.

– flexible retaining ring on the valve flap provides a complementary seating pressure, not only has the advantages of simple structure and light weight, the driving torque is small, simple, rapid, good flow regulating function and close sealing characteristics.

TWT produces high-quality high-performance butterfly valves and other related butterfly valves products, welcome to buy them.


High Performance Butterfly Valve