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DESCRIPTION

The Series 436 Valve can be used in a variety of applications that require a steel bodied valve. This could include high or low pressure separators,treaters, dehydrators, or any other pressure vessel.

Specifications

Body Material	Steel
Body Cover	Steel
End Connections	Flanged
Diaphragm Cases	Steel
Diaphragm	65 sq. in. Reinforced Buna N, Max. Recommended Pressure 70 psi
Packing	1/2" x 1" Non-Lubricated Packing
Stem Seat Plug	303 Stainless Steel, Viton Facing
Maximum Working Pressure	See Chart in PDF
Temperature Limits	-40°F to 250°F
Valve Travel	1-1/8 Inches
Spring Rate	750 lbs. per inch
Spring Pre-load	(3-15 psi Bench Range) Normal 210 lbs. Maximum 750 lbs.
Flow Direction	Under the seat for precise modulation. Over the seat for shut-in service, on-off service, non-critical modulation.
Trim	Modified equal percentage

FEATURES

Meets ANSI Flanged Dimensions - Perfect for Offshore Applications
Proven Closed Yoke Design - Reduces the chance of debris entering the valve.
NACE Adaptable - Can be modified for use in sour service.

ADDITIONAL INFORMATION

General Notes
1. Standard topworks is direct action (normally closed) with 65 sq. in. effective area.
2. Cv and Cg values are for fully open inner valve.
3. Stock numbers applicable only when valve desired is exactly as described above.
4. To order specify Model Number, Stock Number, Trim Description.
5. See parts list attached.