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Help CenterBS 5153 Flange Check Valve PN6 PN10 PN16 DN50-DN600 Automatic Non Return Check Valve 2"-24" EN1092-2
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Product Overview
BS Check Valve is an automatic valve that opens and closes automatically by medium flow. It is also named non-return valve, one-way valve and back pressure valve. It mainly prevents medium backflow, avoids pump and motor reversal, and protects container medium from discharging. Widely used in industrial piping systems for one-way flow protection.
Main Features
Follow BS5153 design & face to face standard, EN 1092-2 flange standard, ISO 5208 testing
Automatic operation, no manual control needed
Perfectly prevent medium backflow, protect pipeline, pump and equipment
EPDM / NBR seat for tight sealing and long service life
Durable cast iron body with stainless steel pin and stem, wear-resistant and corrosion-proof
Complete specifications: Size 2"-24" DN50-DN600, Pressure PN6, PN10, PN16
Technical Parameters
Product Name: BS Check Valve
Size Range: 2''–24'', DN50–DN600
Pressure Class: PN6, PN10, PN16
Design Standard: BS 5153
Face to Face Standard: BS 5153
Flange Standard: EN 1092-2
Test Standard: ISO 5208
Main Material
Body: EN-GJL-250
Bonnet: EN-GJL-250
Stem: 2Cr13 / SS304 / SS316 / Carbon Steel
Stem Nut: Brass
Disc: EN-GJL-250
Seat: EPDM, NBR
Bonnet Gasket: Graphite
Hanger: EN-GJS-500-7
Hanger Pin: Stainless Steel
Application Scope
Suitable for water treatment, chemical, petroleum, municipal water supply and industrial pipelines, used to prevent medium reverse flow, protect pumps and related supporting equipment.
About Our Factory
Our factory is a professional valve manufacturer with more than 30 years of production experience, located in Xingtai, Hebei, China. The factory covers an area of 70,000 square meters, with 400+ employees, and has passed ISO9001 quality management system certification. Our products are exported to more than 50 countries and regions in Europe, America, Southeast Asia, Middle East and Africa, winning high praise from global customers. We adhere to the business philosophy of "Quality First, Customer Supreme", providing customers with high-quality products and professional services. Welcome to contact us for inquiry and cooperation!
✅ International Quality Certification
Our company is certified by ISO 9001 Quality Management System, ensuring strict quality control throughout the production process, and delivering reliable valve products to global customers.
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🔹 Packaging and Transportation
Packaging：Standard export plywood case / carton, with foam protection to avoid damage during transportation
Delivery Time：3-7 working days for stock, 15-20 working days for customized orders
Shipping Method：Sea freight, air freight, express (DHL, FedEx, etc.)
Customization Support：Accept customized size, pressure, material, logo, etc.
Q&A
Q: What is your lead time for standard and customized orders?
A: Standard orders are usually shipped in 3-5 working days, while customized orders take around 20 days.
Q: Do you provide warranty for your valves?
A: Yes, we offer a 1-year warranty against manufacturing defects.
Q: Which international standards do your valves comply with?
A: Our valves meet multiple standards, including GOST (Russian), ASME/ANSI (American), DIN (German), JIS (Japanese), BS (British), and EN (European) standards.
Q: Are you a manufacturer or a trading company?
A: We are a direct factory with in-house production capabilities, ensuring stable quality and competitive pricing.
Q: Can you customize valves based on specific technical requirements?
A: Yes, we support customized designs, materials, and specifications to meet different project and regional standard needs.
Please Contact
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