88 & 89 Series Triple Offset High-Performance Butterfly Valves

Description

 

Jflow Controls Triple Offset High-Performance Butterfly Valve
Wafer Style – 88 Series / Lug Style – 89 Series

Design Standard: API 609

Flange Dimension: ASME B16.5 (24″ and below),
Size : 2” ~ 24” / Pressure Rating: Class 150#, 300#
ASME B16.47 (26″ and above) / DIN 2543, DIN 2544

Face to Face Dimension: API 609,
ASME B16.10 / EN558-1:1995 S13,S14, S16, S20, DIN 3202

Test and Inspect: API 598 / DIN 3230


Body Material: A216 WCB Cast Steel and A351 CF8M Stainless Steel

 Seats are hard faced with Stellite, Alternative alloys are available.


Drilling: ANSI 150#, ANSI 300#
Optional: JIS 10/16K, DIN PN 10/16, JIS 20/ 30K, DIN PN 25/ 40.

▪ Tight shut-off design.

▪ One – piece body materials are either cast steel or
stainless steel for excellent corrosion resistance.

▪ High strength one-piece stem in A182 F6A or A182 F304 materials.

▪ISO 5211 mounting pad 

▪ Triple off-set configuration with conical angled disc design.
Maximize flow and minimize resistance providing high Cv.

▪Multi-layer disc seal ring  – CF8M with flexible graphite or PTFE.
Meets flexible emergency seal to assure fire safe performance
Metal (A240 Tp 316 / 304).

▪ Gland Flange preventing uneven load distribution against packing.

 

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