B8 Style 4" Nominal Pipe Size Butt Weld Check Valve
B8 Style 4" Nominal Pipe Size Butt Weld Check Valve
SKU:B4A-b59c67
Robust B8 Style 4" Nominal Pipe Size Butt Weld Check Valve crafted from 316 Stainless Steel. Standard cracking pressure 0.500 psi. CE PED & ISO 9001 certified.
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$129.99
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$129.99
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B8 Style 4" Nominal Pipe Size Butt Weld Check Valve
$129.99
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B8 Style 4" Nominal Pipe Size Butt Weld Check Valve
$129.99
Quantity: 1
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The B8 Style 4-inch Nominal Pipe Size Butt Weld Check Valve is meticulously crafted from robust 316/316L Stainless Steel, ensuring exceptional durability and resistance to corrosion. Engineered to ASME/ANSI B16.25 specifications for schedule 80 pipes, it features a standard cracking pressure of 0.500 psi, making it ideal for low-pressure relief applications. With a wide range of seat materials available, including Metal-to-Metal, Buna-N, and more, this valve offers flexibility and reliability in diverse settings. Certified to European Conformity (CE) PED 2014/68/EU and ISO 9001 standards, this valve guarantees quality and performance.
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
4 in
Specifications Non Shock Pressure Rating At 100 Degree Fahrenhei
1500 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
0.500 psi is the only standard cracking pressure for spring materials other than Stainless Steel.
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
N
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
0.500 psi
Specifications Valve Style
SCH 80 PIPE = B8