1.Brief Introduction:

    Triple offset butterfly valve is the best open and closure device in the pipeline and leads the trend of open and closure devise,its main features are quick open and closure,Triple eccentric metal butterfly valve can easily achieve by rotating 90C.Triple eccentric butterfly valve enables automated remote control;simple structure,small size,light weight,small installation space:metal seated and soft seated structure can be used in a variety of conditions,Triple eccentric butterfly valve has good sealing performance,long service life,fire safe design,full of open condition enables small flow resistance,and half open condition,Triple eccentric butterfly valve allows flexible flow control,low operating torque valve,simple and quick operation.

Tripple offset structure, unidirection or bi-directional seal

 

Low friction between disc and seat

 

Long service life span

 

Low operatation torque

 

Applicable for high temperature

 3.Performance features:

Wafer type bare shaft  tripple offset butterfly valve 

Technical Specification

Design	API 609
Face to Face	ANSI B16.10
Flange End	ASME B16.5& ASME B16.47
Testing	API598
Size and pressure range	PN 0.6~4.0Mpa, Class 150, Class 300, class 600,class 900 DN 50~2000 mm
Material	Cast iron,WCB,CF8,CF8M etc
Disc	Cast iron,WCB,CF8,CF8M etc
Seat	PTFE / RPTFE / EPDM / Buna N / Viton / SS304+Graphite / F304 / F316
Stem	17-4-PH SS ASTM A564 Type 630 / ASTM A479 SS410 / ASTM A479 XM19
Working Temperature	Soft seat:-73 C~+200 C   metal seat:-100 C~+600 C
Application	Chemical, Petrochemical, Oil & Gas, Power Plant, General Industry etc.;