B8 Style 2" Butt Weld Check Valve, 0.125 psi Cracking Pressure
B8 Style 2" Butt Weld Check Valve, 0.125 psi Cracking Pressure
SKU:B4A-a01607
Dependable B8 Style 2" Butt Weld Check Valve, 316 Stainless Steel, complies with ASME/ANSI B16.25 for schedule 80 pipe, wide seat material selection.
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$189.99
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$189.99
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B8 Style 2" Butt Weld Check Valve, 0.125 psi Cracking Pressure
$189.99
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B8 Style 2" Butt Weld Check Valve, 0.125 psi Cracking Pressure
$189.99
Quantity: 1
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The B8 Style 2" Butt Weld Check Valve is precision-engineered from 316 Stainless Steel in compliance with ASME/ANSI B16.25 standards for schedule 80 pipe installations. Its one-piece body design eliminates porosity concerns, ensuring uniform density for consistent welds. This valve features Check-All® trim, offering a range of seat materials and cracking pressures. With a non-shock pressure rating of 4000 psig at 100°F, this valve provides dependable performance for low pressure relief or vacuum breaker applications. Take advantage of the wide material availability and optional FEP Encapsulated Spring for tailored solutions.
Product Specifications
Additional Information
The Butt Weld (B4, B8) check valve is a one-piece body machined from bar stock, eliminating porosity concerns and providing uniform density for more consistent welds. Made to ASME/ANSI B16.25 for schedule 40 pipe (B4), or schedule 80 pipe (B8) it carries rugged, dependable Check-All®l trim with a wide variety of seat materials and cracking pressures to choose from.
Caution
Please take sufficient measures when welding to prevent heat build-up and possible damage to the valve seat.
Note
Many valves in this series can be supplied with B16.34 certification. Consult the factory for more information.Made in USA.
Specifications Body Material
316 Stainless Steel = SS | 316L Stainless Steel = SS | Alloy 20 = A2 | Alloy B = HB | Alloy C-276 = HC | Carbon Steel = CS | Monel® 400 or Alloy R405 = MO
Specifications Body Material Availability
316/316L Stainless Steel (SS) - Standard | Alloy 20 (A2) - Semi-Standard | Alloy B (HB) - Contact the factory for these or other materials | Alloy C-276 (HC) - Semi-Standard | Carbon Steel (CS) - Standard | Monel® 400 or Alloy R405 - Contact the factory for these or other materials
Specifications Certifications
European Conformity (CE) PED 2014/68/EU Complaint | International Organization for Standardization (ISO 9001) Certified
Specifications Nominal Pipe Size
2 in
Specifications Non Shock Pressure Rating At 100 Degree Fahrenhei
4000 psig
Specifications Note For Material
Listed above are the most common material selections. Please contact the factory for additional options.
Specifications Note For Standard Cracking Pressure
0.125 psi springs are not recommended for installations with flow vertical down.
Specifications Seat Material
"Metal-to-Metal" = MT | Aflas® = AS | Buna-N = BN | Ethylene Propylene Diene Monomer (EPDM) = EP (EP seats not recommended for use with Carbon Steel valves.) | Fluoro-Elastomer (FKM) = VT | Neoprene = NE | Perfluoroelastomer = KZ | Polytetrafluoroethylene (PTFE) = TF
Specifications Size Code
K
Specifications Special Options
T = FEP Encapsulated Spring (Contact the factory for more options)
Specifications Spring Material
17-7PH Stainless Steel = PH | 316 Stainless Steel = SS | Alloy C-276 = HC | Inconel® X750 or Alloy X750 = IX | Monel® 400 = MO | Titanium = TI
Specifications Standard Cracking Pressure
0.125 psi
Specifications Valve Style
SCH 80 PIPE = B8