Henan Liwei Industry Co., Ltd.
                                                                                                           
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38 Years
Since 1988
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Rubber Duckbill Valve 50-3000mm with Forward Discharge Reverse Check for Water Treatment Systems

Price Negotiable
Price: Price Negotiable
MOQ: 1 set
Delivery Time: After payment 15-30 working days
Brand: liwei
Product Description
Product Overview

The rubber duckbill valve is an innovative water supply and drainage solution featuring a unique "duckbill-shaped" design with forward discharge and reverse check functionality. Constructed from durable chloroprene rubber and artificial fibers, these valves offer reliable performance in demanding industrial environments.

Key Features
  • Automatic operation based on water pressure differentials for safe, reliable performance
  • Minimal forward opening water resistance with low starting pressure
  • Excellent reverse sealing capability to prevent backflow
  • Superior corrosion resistance, aging resistance, and dimensional stability
  • Comprehensive size range from 50mm to 3000mm nominal diameter
Technical Specifications
Type Nominal Diameter (mm) Length L (mm) Height H (mm) Flange Diameter C (mm)
XF50-158-T5015810025
XF80-232-T8023214040
XF100-270-T10027020040
XF150-360-T15036026550
XF200-450-T20045032550
XF250-560-T25056042575
XF300-650-T300650525115
XF350-750-T350750625115
XF400-850-T400850725135
XF450-950-T450950825150
XF500-1060-T5001060925200
XF600-1200-T60012001025200
XF700-1260-T70012601125200
XF800-1450-T80014501400250
XF900-1620-T90016201525250
XF1000-1720-T100017201725250
XF1200-2010-T120020101950300
XF1400-2280-T140022802320320
XF1600-2600-T160026002650350
XF1800-2920-T180029202960400
XF2000-3150-T200031503300450
XF2200-3450-T220034503580500
XF2400-3760-T240037603925550
XF2600-3900-T260039004250600
XF2800-4200-7280042004580650
XF3000-4500-T300045004990700
Industrial Applications
  • Water treatment plants and purification systems
  • Wastewater management and sewage treatment facilities
  • Chemical processing and industrial chemical plants
  • Oil and gas refinery operations
  • Power generation facilities and energy plants
Installation Options

Available in multiple connection configurations including sleeve type, embedded type, built-in type, flange type, installation plate type, and mortar or cement pipeline type. Common installations utilize clamp type and flange type connections for versatile application.

Product Images
Rubber duckbill valve installation showing flange connection and duckbill design Close-up view of rubber duckbill valve construction and material detail

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Henan Liwei Industry Co., Ltd.
Location 179 Zhongxin Road, Zhengzhou, Henan,China
Contact Person Carey Liu

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