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250 WOG
Molded in Seat
Gear ≥10”
Body: Ductile Iron - ASTM A536
Disc: Aluminum - Bronze, Ductile Iron - ENP, 316 SS
Stem: Stainless Steel
Seat: (B) - NBR (BUNA-N, Nitrile), (E) - EPDM
Mounting Pad: ISO 5211


Unit of Measure

Specifications

Type

N/A Lug Butterfly Valves

Connection Type

N/A ANSI CL 125/150 FLANGES

Valve Operator

N/A Gear Operator

Size

N/A 12 in300 mm

Operating Temperature [Min]

N/A 10 ºF-12 ºC

Operating Temperature [Max]

N/A 180 ºF82 ºC

Operating Pressure [Max]

N/A 250 psi

Operating Pressure

N/A 300 PSI (2.1 MPa) - NON-SHOCK COLD WORKING PRESSURE (CWP) 32~212⁰F - Continuous (-4~230⁰F Intermitent)

Cv Coefficient

N/A 6010

Weight

N/A 106.6 lb48.0 kg

Material

Stem Material

N/A Stainless Steel

Disc Material

N/A Ductile Iron

Seat Material

N/A NBR (BUNA-N)

Material

N/A Ductile Iron (A536 Gr. 64-45-12)

Name Plate Material

N/A Aluminium

O-Ring Material

N/A NBR/EPDM

Bearing Material

N/A Polyacetal

Stem Bearing Material

N/A Metal Backed PTFE

Set Bolt Material

N/A Carbon Steel

Gear Unit Material

N/A Aluminium Die-cast (B85, SC102A)

Bottom Stem Material

N/A Stainless Steel (A276, Type 410 - AISI, Type 329)

Spring Washer Material

N/A Carbon Steel

End Plate Bolts Material

N/A Carbon Steel

Gland Plate Bolts Material

N/A Stainless Steel

Key Material

N/A Carbon Steel

Gland Plate Material

N/A Carbon Steel

End Plate Material

N/A Carbon Steel

Liner Material

N/A NBR (BUNA-N)

Dimensions

H2

N/A 12.95 in329 mm

H1

N/A 9.61 in244 mm

H3

N/A 1.26 in32 mm

L1

N/A 9.84 in250 mm

L

N/A 3.06 in77.7 mm

H

N/A 15.98 in406 mm

d

N/A 11.65 in296 mm

D

N/A 14.33 in364 mm

C

N/A 17.00 in432 mm

D1

N/A 9.84 in250 mm

Industry Standards/Certifications

N/A Certified to MSS SP-67 & API-609 Cat. A

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