Feature:
** Structure design complies with BS 5163 A type, other design available.
** Flange connection:
　Acc. BS4504, Section3.2, ANSI B16.1 CLASS 125/150, B16.2 Class 250;
　DIN 2532 PN10, DIN2533 PN16, DIN2534 PN25; JIS2212, 2213, 2214.
** Overall rubber enclothed disc.
　Completely isolates metal disc from medium. Corrosive-resistant
** Integrated copper nut provides long service life.
** Flat bottom seat
　Straight and full flow area, Reliable sealing
** Unique bonnet structure
　Simple sealing design
　Self-sealing bonnet (Only available for valve size under DN250).
** Unique stem sealing
　Reliable three o-rings sealing
　On-line replaceable o-ring at any position
　Low operation torque
** Compact design
　Shorter Max. operation height,Light weight
** Poison free Epoxy coating (acc. BS6920)
** complies with BS 6755, Part1, 1986.