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China factory - QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.

QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.

  • China,Qingdao
  • Verified Supplier
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  2. Rubber Pipe Plug>
  3. Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag
China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag
China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag

  1. China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag
  2. China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag
  3. China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag
  4. China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag
  5. China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag
  6. China Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag

Pneumatic Pipe Plug Variable-diameter Bypass Plugging Airbag

  1. MOQ： 1pc
  2. Price： $USD 120 - 790
  3. Get Latest Price
Warranty 2 Years
Delivery Time 2~3 weeks
Water Depth 0~10m, or customzied
Payment Terms T/T
Diameter 0.3~2.5m, or customized diameter
Accessories Swivel, pressure gauge, quick connector, adaptor
Working Pressure 0.1~0.25Mpa
Length 0.8m-4.8m, or customized length
Supply Ability 100pcs/per week
Name Inflatable Pipe Plugs High Pressure Airbags with Full Accessories
Packaging Details papper/woden boxes, Pallet
Certificate BV/ABS/LR/CCS ,ect.
Model Number Pipe plug
Certification SGS, BV, CCS, ABS, LR, BV.
Place of Origin China
Brand Name DOOWIN MARINE

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  1. Product Details
  2. Company Details

Product Specification

Warranty 2 Years Delivery Time 2~3 weeks
Water Depth 0~10m, or customzied Payment Terms T/T
Diameter 0.3~2.5m, or customized diameter Accessories Swivel, pressure gauge, quick connector, adaptor
Working Pressure 0.1~0.25Mpa Length 0.8m-4.8m, or customized length
Supply Ability 100pcs/per week Name Inflatable Pipe Plugs High Pressure Airbags with Full Accessories
Packaging Details papper/woden boxes, Pallet Certificate BV/ABS/LR/CCS ,ect.
Model Number Pipe plug Certification SGS, BV, CCS, ABS, LR, BV.
Place of Origin China Brand Name DOOWIN MARINE
High Light Pneumatic pipe plug with airbag ，Variable-diameter rubber pipe plug ，Bypass plugging pneumatic plug
DOOWIN Large Diameter Inflatable Pipe Plugs High Pressure Airbags with Full Accessories
Commercial series inflatable pipe plugs are constructed with high-quality natural rubber, NBR, neoprene rubber, or other durable materials, reinforced with nylon layers for enhanced resistance to fuel, petrochemicals, and other caustic chemicals. Each plug comes equipped with rigging hardware, inflation ports, and a pressure relief valve.
Inflatable pipe plug and stopper in use
These multi-size flow stoppers can accommodate a range of pipe diameters, making them versatile for various applications. Their lightweight design ensures easy installation and quick removal, ideal for commercial and light industrial work. When inflated with air or inert gas, they expand to completely block pipes for maintenance, construction, or other projects.
Technical diagram of inflatable pipe plug
Specification of Pipe Plug
Model Pipe Diameter (mm) Air Pressure (MPA) Diameter (mm) Length (mm) Weight (kg)
DN150-300 150-300 0.2 135 500 2.5
DN200-400 200-400 0.2 180 600 4
DN200-500 200-500 0.2 180 750 5
DN300-600 300-600 0.15 280 750 10
DN400-800 400-800 0.15 380 900 18
DN500-1000 500-1000 0.15 460 1050 25
Inflatable Pipe Plugs Features
Doowin Marine uses the most durable materials and rigorous testing to ensure the safety and longevity of our plugs. Our inflatable pipe plugs offer these key features and benefits:
Municipal Series Blocking Pipe Plugs are Lightweight and Durable
  • Suitable for commercial, municipal, large diameter, or high-pressure pipes and pipe systems
  • Constructed with high-quality rubber and synthetic-tire-cord for lightweight toughness
  • Flexible design simplifies installations in difficult-to-access locations
  • Reinforced with synthetic-tire-cord for extra durability
  • Tested at higher pressures than working pressure for safety assurance
  • Sturdy products designed for tough jobs in demanding environments
  • Complete set of accessories included for immediate use
  • Adaptable to almost any pipe configuration
  • Compact deflated size enables fast, easy, and safe insertion and operation
Commercial pipe plug in operation




Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer

  • Year Established:

    2011

  • Total Annual:

    3000000-5000000

  • Employee Number:

    60~80

  • Ecer Certification：

    Verified Supplier

Doowin Marine is a professional manufacturer of ship launching airbags, pneumatic rubber fenders, foam-filled fenders, inflatable pipe plugs, and offshore foam buoys. Doowin Marine is the leading manufacturer of ISO 14409:2011 or CB/T 3795 rubber airbags/marine inflatable airbags. Marine rubber airb... Doowin Marine is a professional manufacturer of ship launching airbags, pneumatic rubber fenders, foam-filled fenders, inflatable pipe plugs, and offshore foam buoys. Doowin Marine is the leading manufacturer of ISO 14409:2011 or CB/T 3795 rubber airbags/marine inflatable airbags. Marine rubber airb...

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Get in touch with us

  • Reach Us
  • QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.
  • Xiazhuang Industry Park, Chengyang, Qingdao, China
  • https://www.shiplaunchingairbags.com/

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