Specifications

1. Flanged Type butterfly valve features:
** Structural design complies with BS 5155.
** Flange drilling acc. BS4504, Section 3.2, ANSI B16.1,
Class125/100 and DIN2501 PN10, PN16 and JIS
B221010K, JISG55277.5K.
** Operating system can be worm gear, pneumatic actuator
and electric actuator. Actuator connection acc.ISO5211.
** Eccentric disc, dual parallel joist structure, Min. flow
obstruction, vibration-free even under high flow rate, save
energy.
** Stainless steel seat
** Unique sealing ring, with saw-tooth sides, embedded
directly into disc, bolt-free connection, easy on-line
replacement, uniform & tight sealing effect, aspiratory
rubber sealing ring, prolonged service life.
** Unique taper pin, US patent design pin, bolt free &
clearance free connection, eccentric pin maintains
strength of shaft, large contact area, tight for long service,
good exchangeability.
** Excellent sealing effect, leakage free even under ±1
degree offset between sealing ring and seat.
** Self-lubrication type shaft bearing, small operation friction
and no requirement for oil.

2. Wafer & Lug Type butterfly valve features:

Features:
** Structural design complies with BS 5155.
** End connection acc. BS 4504, Section3.2, ANSI B16.1,
class 125/150 and DIN 2501 PN10, PN16 and JIS B2210
10K, JIS G5527 7.5K.
** Operating system can be lever handle, worm gear,
pneumatic actuator and electric actuator. Actuator
mounting flange acc. ISO 5211.
** Face to face dimension acc. ISO 5752.
** Long neck facilitates connection to pipe
Fusion epoxy coating
** Removable seat structure facilities site maintenance.
** Streamline structure, high Cv value
Dual direction flowing
** Unique taper pin
US patent design pin
Large contact area, tight for long service
Good exchangeability
** Excellent sealing effect
** complies with BS 6755, part1, 1986.