• SCV® 1.25" NPT Alloy 20 Threaded Check Valve - Image 1
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SCV® 1.25" NPT Alloy 20 Threaded Check Valve

SCV® 1.25" NPT Alloy 20 Threaded Check Valve

INL-8883ab

Dependable SCV® Alloy 20 Check Valve for tight shut-off and protection against water hammer. Rated for 750 psig, ideal for various applications.

$189.99
$189.99
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SCV® 1.25" NPT Alloy 20 Threaded Check Valve

SCV® 1.25" NPT Alloy 20 Threaded Check Valve

$189.99

Quantity: 1

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SCV® 1.25" NPT Alloy 20 Threaded Check Valve

SCV® 1.25" NPT Alloy 20 Threaded Check Valve

$189.99

Quantity: 1

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The SCV® 1.25" NPT Alloy 20 Threaded Check Valve is a corrosion-resistant, spring-assisted in-line valve designed to provide tight shut-off and protect equipment from water hammer. With a working pressure of 750 psig and a temperature rating from 37 to 470 ºF, this valve is suitable for a wide range of applications. Features include stainless steel construction, Hastelloy C spring, and various soft seat materials options. Compliant with ANSI, MSS, and ASTM standards, this valve is ideal for autoclaves, chemical lines, compressor discharge, and more.

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Product Specifications

Application 0
Autoclaves | Boiler Feed & Discharge | Chemical Lines | Compressor Discharge | Condensate Lines | Cookers | Cooling Towers | Crude & Refined Product Lines | Cryogenics | Digester | Evaporators | Fly Ash System | Generator Inlet & Discharge | Hydraulic Lines | Metering Pumps | Mine Dewatering | Nitrogen Purge | Process Lines | Pump Discharge | Refrigeration | Steam Lines | Vacuum Breaker | Water Lines | Water Treatment
Available Soft Seat Materials Available Soft Seat Materials
Seal Weld (-425 to 700ºF) | TFE®-Viton® (-40 to 400ºF) | Viton® (-40 to 400ºF) | Zelon® (37 to 470ºF)
Codes And Standards Ansi
B1.1 | B1.20.1 | B16.11 | B16.25 | B16.34
Codes And Standards Astm
A351GR CF8M
Codes And Standards Mss
SP-126 | SP-25 | SP-61
Features 0
1/2" to 3" Line size750 & 3600 CWPNPT & SW endsStainless Steel ConstructionInconel® X-750 springSpring-assisted silent closing, non-slamZelon® body "O" ring body sealHorizontal or vertical installationBody guided discTight shut-off - lapped disc & seatSimplified construction - 5 partsEasy maintenanceVersatile
Materials Of Construction Body
A351 CN7M
Materials Of Construction Body Material
Alloy 20
Materials Of Construction Body Seal
Zelon® (470 ºF max.)
Materials Of Construction Disc
Alloy 20
Materials Of Construction Seat
A351 CN7M
Materials Of Construction Spring
Hastelloy C276
Old Npt Old Part
8371A20
Options 0
316 SS SpringsBody seal weld (700°F Maximum)Soft seatAlloy 20 body & seat (ASME 300)Hastelloy C body & seat (ASME 300)Socket weld endsSCV-R restrictor check (higher cracking pressure)Butt weld endsNACELight cracking pressure springs
Specifications Asme Class
300
Specifications B Dia
3.06 in | 78 mm
Specifications Cold Working Pressure
750 psig | 51.7 barg
Specifications Cracking Pressure Cp
0.28 psig | 0.019 bar
Specifications Cv
39
Specifications Dimension A
3.85 in | 97.8 mm
Specifications Dimension B
3.06 in | 78 mm
Specifications Ends
NPT (Threaded)
Specifications Other
API PED
Specifications Series
SCV®
Specifications Size
1.25 in | DN 32
Specifications Temperature Rating
37 to 470 ºF | 2.78 to 243.33 ºC
Specifications Trim
Hastelloy C
Specifications Valve Type
Check Valve
Specifications Weight
3.9 lb | 1.8 kg
Specifications Working Steam Pressure
395 psig
Valve Selection Chart Asme Cwp
300 | 750