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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

Lug Butterfly Valves

Connection Type

ANSI CL 125/150 FLANGES

Valve Operator

Gear Operator

Size

10 in250 mm

Operating Temperature [Min]

10 ºF-12 ºC

Operating Temperature [Max]

180 ºF82 ºC

Operating Pressure [Max]

250 psi

Operating Pressure

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

Cv Coefficient

4024

Weight

81 lb37.0 kg

Material

Stem Material

Stainless Steel

Disc Material

Aluminum Bronze

Seat Material

NBR (BUNA-N)

Material

Ductile Iron (A536 Gr. 64-45-12)

Name Plate Material

Aluminium

O-Ring Material

NBR/EPDM

Bearing Material

Polyacetal

Stem Bearing Material

Metal Backed PTFE

Set Bolt Material

Carbon Steel

Gear Unit Material

Aluminium Die-cast (B85, SC102A)

Bottom Stem Material

Stainless Steel (A276, Type 410 - AISI, Type 329)

Spring Washer Material

Carbon Steel

End Plate Bolts Material

Carbon Steel

Gland Plate Bolts Material

Stainless Steel

Gland Plate Material

Carbon Steel

End Plate Material

Carbon Steel

Liner Material

NBR (BUNA-N)

Dimensions

H2

11.97 in304 mm

H1

8.62 in219 mm

H3

1.26 in32 mm

L1

9.84 in250 mm

L

2.69 in68.3 mm

H

15 in381 mm

d

9.72 in247 mm

D

12.28 in312 mm

C

14.25 in362 mm

D1

9.84 in250 mm

Industry Standards/Certifications

N/A Certified to NSF/ANSI 372 MSS SP-67 & API-609 Cat. A

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