Double Flanged Butterfly Valve

Size Range

DN50-DN1000

Pressure Class

PN10/PN16

Standards

MSS SP-67, API 609, EN 593, ISO 5752 series 20, BS 5155, API 598, DIN PN10/16/25, ANSI B 16.1, BS 4504, ISO PN10/16, JIS B 2212/2213, BS 10 table D, BS 10 table E

End connection

Double flanged (EN 1092-1)

Face-to-face

ISO 5752

Operating temperature

-10°C to +120°C

Available sizes

Standard DN sizes covered by this product. Confirmed at quote.

Available pressure classes

Pressure classes this product is rated to.

Configure your variant(manually adjust box on the right if you require a different spec)

Size

DN50 (2")DN65 (2 1/2")DN80 (3")DN100 (4")DN125 (5")DN150 (6")DN200 (8")DN250 (10")DN300 (12")DN350 (14")DN400 (16")DN450 (18")DN500 (20")DN600 (24")DN700 (28")DN800 (32")DN900 (36")DN1000 (40")

Pressure

PN10PN16

End connection

Flanged DIN PN10/16/25Flanged ANSI B 16.1Flanged BS 4504Flanged ISO PN10/16Flanged JIS B 2212/2213Flanged BS 10 table DFlanged BS 10 table E

Materials

All available material options per part. Click a pill to set it in the configurator.

body

Carbon SteelStainless SteelCast IronDuctile IronAl-Bronze

disc

Carbon SteelStainless SteelCast IronDuctile IronAl-Bronze

seat

EPDMNBRVITONPTFE

stem

Carbon SteelStainless Steel314Stainless Steel316

bushing

PTFELubricating

o ring

EPDMPEFEBunaNBRHypalon

pin

SS316SS416SS304

Pressure-temperature rating

Maximum working pressure at each temperature, per pressure class.

Operating media

Actuation options

Approvals

Features

• Full-face flanges on both ends
• Centred disc with streamlined flow path minimising pressure loss
• 90-degree on/off operation
• Compact construction
• Minimised operating torque
• Wide range of body, disc, seat, and stem material options
• Part callouts on sectional drawing: 1 – body, 2 – lower stem/bottom pin, 3 – disc, 4 – seat/liner, 5 – upper stem, 6 – stem seal/packing, 7 – gearbox/actuator mounting bracket
• Flanged (double-flanged) end connections
• Gear-operated variant shown (worm gearbox with handwheel)
• Lever-operated variant shown
• Dimension table covers DN50–DN1200 (2"–48") with PN10, PN16, and ANSI 150 flange drilling patterns

Notes

• Customisable configurations available including actuation types, sealing materials, and international flange standards
• Dimensions table referenced in HTML ('Dimensions:(mm)') but no data was present in the page
• Diagram: Sectional and dimensional drawing of a flanged butterfly valve showing front elevation (with bolt-hole circle ØD1, n-Ød1, and overall disc diameter ØD1), side cross-section with labelled parts 1–7 and dimensions C (face-to-face), d0 (shaft diameter), g (actuator mounting hole diameter), h (actuator mounting height), and stem/top-flange detail showing ØE, ØK, z-Ød, p bolt pattern.

Description

A double-flanged butterfly valve with full-face flanges on both ends for secure, leak-proof pipeline connections. Available in nominal diameters from DN50 to DN1000 at pressure ratings of PN10 and PN16. Suitable for water treatment, pumping stations, HVAC, and industrial fluid control applications.