Henan Lianghe Pipeline Equipment Co.,Ltd
                                                                                                           
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23 Years
Since 2003
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EPDM Rubber ANSI 150LB SS316 Flanged Duckbill Check Valve - 50mm to 1200mm Pipe Sizes

Price Negotiable
Price: $8.8-26.9 per set
MOQ: 1 piece
Delivery Time: 3-7day
Brand: Liang He
Product Description
Product Overview

The EPDM Rubber ANSI 150LB SS316 Flanged Duckbill Check Valve is engineered for reliable backflow prevention in demanding industrial applications. Constructed with premium materials and precision manufacturing.

Key Features & Benefits
  • Anti-Clog Design: Duckbill configuration prevents clogging while maintaining excellent sealing performance
  • Maintenance-Free Operation: No moving parts or mechanical components ensures silent, reliable performance with minimal maintenance requirements
  • Long Service Life: Simple structural design and durable construction provide extended operational lifespan
  • Versatile Installation: Multiple installation configurations available to meet diverse customer requirements
  • Environmental Compliance: Suitable for coastal, marine, municipal flood control, and wastewater applications
  • Superior Backflow Prevention: Effectively prevents sewage and floodwater backflow into critical infrastructure
  • Corrosion Resistance: SS316 construction and EPDM rubber ensure compatibility with various corrosive environments
Technical Construction

Manufactured from high-quality elastomeric neoprene and reinforced synthetic fibers through specialized processing techniques. The valve closes automatically under elastic action when internal pressure is absent, and opens progressively as pressure increases to maintain optimal flow rates.

Technical Specifications
Model Pipe Diameter (mm) Length (mm) Height (mm) Flange OD (mm)
XH4150-150-F50150100150
XH4180-220-F80220140200
XH41100-250-F100250200225
XH41150-340-F150340265275
XH41200-420-F200420325338
XH41250-520-F250520425400
XH41300-620-F300620525485
XH41350-700-F350700625525
XH41400-800-F400800725588
XH41450-900-F450900825625
XH41500-980-F500980925688
XH41600-1120-F60011201025800
XH41700-1180-F70011801125969
XH41800-1350-F800135014001080
XH41900-1500-F900150015251150
XH411000-1600-F1000160017251350
XH411200-1840-F1200184019501485
Product Documentation
EPDM Rubber Duckbill Check Valve technical drawing and dimensional specifications EPDM Rubber Duckbill Check Valve installation diagram and operational schematic
Frequently Asked Questions
What is a Duckbill Check Valve?
Duckbill check valves are unique, one-piece elastomeric components that function as backflow prevention devices, one-way valves, or check valves in fluid systems.
What are your payment terms?
We accept T/T with 30% deposit and 70% balance payment before shipment. Product and packaging photos are provided for customer confirmation prior to final payment.
What is your product range?
We manufacture and export butterfly valves, gate valves, check valves, and rubber joints. Custom molds and fixtures are available according to ISO, ANSI, DIN, JIS, EN, GOST, and AS standards.
Do you provide after-sales service?
All products include a 12-month warranty. As an experienced manufacturer, we ensure product quality and comprehensive after-sales support.
Do you provide samples?
Yes, we offer samples free of charge, with shipping costs covered by the customer.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Henan Lianghe Pipeline Equipment Co.,Ltd
Location Pipeline Industrial Park, Gongyi City, Henan Province, China
Contact Person Kelly

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