Specifications

Ductile iron butterfly valve:
Valves,butterfly valves,check valves,double flanged butterfly valve,grooved butterfly valve.

CONCENTRIC BUTTERFLY VALVE
API609 BS5155
PN10/16 CLASS125/150
WAFER TYPE AND DOUBLE FLANGE TYPE
SUITABLE FOR VARIOUS FLA

CONCENTRIC BUTTERFLY VALVE

API609/BS5155

PN10/16,CLASS125/150

Face to face:

1)wafer type:EN558-1 basic series 20(wafer short)

2)double flange type:EN558-1 basi series 13(double flange short)

 

DN40-DN600

1)Semi-lug type with alignment holes

2)Fully lug type

 

DN50-DN1200

3)wafer type with inserted seat,U type flange end

4)double flange type with bonded seat.

 

mounting between flanges of various standard

DIN/BS EN1092 -1 PN10/PN16/,ANSI Class125/Class150,etc.

 

Body::Ductile iron with epoxy coated

Disc:Ductile nickel coated/Stainless steel/Alu-Bronze

Seat:EPDM/NBR/PTFE etc

Operation:handle lever/gear box/acutuators