1/2 Inch B4 Style Butt Weld Check Valve with 0.125 psi Cracking Pressure
1/2 Inch B4 Style Butt Weld Check Valve with 0.125 psi Cracking Pressure
SKU:B4A-a2137a
Reliable 1/2 Inch B4 Style Butt Weld Check Valve with 0.125 psi Cracking Pressure for precise control in various applications.
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$49.99
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$49.99
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1/2 Inch B4 Style Butt Weld Check Valve with 0.125 psi Cracking Pressure
$49.99
Quantity: 1
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1/2 Inch B4 Style Butt Weld Check Valve with 0.125 psi Cracking Pressure
$49.99
Quantity: 1
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The 1/2 Inch B4 Style Butt Weld Check Valve is meticulously machined from bar stock for exceptional weld consistency, meeting ASME/ANSI B16.25 standards for schedule 40 pipes. Featuring a robust Check-All® trim with various seat materials and precise cracking pressures, this valve offers reliability in low-pressure relief or vacuum breaker applications. Crafted from high-quality 316 stainless steel and other material options, it ensures durability and performance. Take control with this versatile valve that excels in both consumer and institutional settings.
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
1/2 in
Specifications Non Shock Pressure Rating At 100 Degree Fahrenhei
5000 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
D
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 40 PIPE = B4