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Pentair Keystone Butterfly

12" Resilient-Seated Butterfly Valve

Water, HVAC, and general industrial isolation. We are actively purchasing these valves in any condition — new surplus, used, or for scrap.

Manufacturer
Pentair (Pentair plc)
Model/Series
Keystone Butterfly
Size
12"
Valve Type
Resilient-Seated Butterfly Valve
Pressure Class
150
Body Material
Ductile Iron/CF8M
Estimated Weight
140 lbs
Est. Retail (New)
$1,931 - $3,588

Our Estimated Buy Prices

New Surplus

$1,435

Used/Good

$897

Scrap/Core

$179

*Estimates only. Actual price depends on condition, quantity, and market. Call for exact quote.

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About the Pentair Keystone Butterfly

The Pentair Keystone Butterfly is a resilient-seated butterfly valve manufactured by Pentair plc. It is designed for water, hvac, and general industrial isolation. Available in sizes ranging from 2" to 24", with pressure ratings of Class 150 and body materials including Ductile Iron/CF8M.

In the secondary market, the Keystone Butterfly commands strong prices due to its reputation for reliability and the long lead times associated with ordering new units from the factory. ValveBuyer.com maintains active demand from end-users, distributors, and repair shops for quality surplus Pentair valves.

Common Industries

IndustryApplication
Oil & Gas (Upstream)Wellhead isolation, gathering systems
Oil & Gas (Midstream)Pipeline transmission, compressor stations
RefiningProcess isolation, turnaround spares
PetrochemicalReactor feed, product transfer
Power GenerationSteam isolation, cooling water
Water/WastewaterTreatment plant isolation

Frequently Asked Questions

Q: How much does a 12" Pentair Keystone Butterfly weigh?

A: A 12" Pentair Keystone Butterfly in Class 150 typically weighs approximately 140 lbs. Weight varies by pressure class and trim configuration.

Q: What is the retail price of a new Pentair Keystone Butterfly 12"?

A: New OEM pricing for a 12" Keystone Butterfly ranges from $1,931 to $3,588 depending on material, trim, and accessories. Lead times from the factory are typically 12-26 weeks.

Q: Do you buy Pentair Keystone Butterfly valves that need repair?

A: Yes. We purchase valves in any condition. A Keystone Butterfly requiring seat/seal repair still has significant value. Even units with body damage have scrap alloy value based on weight (140 lbs of Ductile Iron/CF8M).

Q: Who pays for shipping?

A: ValveBuyer.com covers 100% of freight costs. We arrange all transportation including flatbeds, LTL, and hotshots at no cost to you.

Q: How quickly do you pay?

A: Payment is issued within 24-48 hours of receiving equipment. For large purchases, same-day wire transfer is available upon pickup confirmation.

Q: Is the Pentair Keystone Butterfly still in production?

A: The Keystone Butterfly series remains actively manufactured by Pentair plc. However, certain legacy configurations may be discontinued, making surplus units especially valuable to end-users needing exact replacements.

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