QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.
| Payment Terms | L/C,T/T,Western Union,MoneyGram |
| Supply Ability | 500 PCS/ Month |
| Delivery Time | 2 weeks |
| Packaging Details | Carton, Plywood box |
| Material | PVC coated fabric |
| Safety Factor | 6:1 |
| Capacity | 1ton~110ton |
| Color | Yellow |
| Low Room | Yes |
| Webbing Slings | 7:1 Safety factor |
| Repair Kit | Yes |
| Customized Logo | Yes |
| Brand Name | DOOWIN |
| Model Number | PLB |
| Certification | BV, ISO, CE, SGS, ABS |
| Place of Origin | Shandong, China |
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Product Specification
| Payment Terms | L/C,T/T,Western Union,MoneyGram | Supply Ability | 500 PCS/ Month |
| Delivery Time | 2 weeks | Packaging Details | Carton, Plywood box |
| Material | PVC coated fabric | Safety Factor | 6:1 |
| Capacity | 1ton~110ton | Color | Yellow |
| Low Room | Yes | Webbing Slings | 7:1 Safety factor |
| Repair Kit | Yes | Customized Logo | Yes |
| Brand Name | DOOWIN | Model Number | PLB |
| Certification | BV, ISO, CE, SGS, ABS | Place of Origin | Shandong, China |
| High Light | BV approved crane water weights ，proof load test bags ，ship launching airbags with warranty | ||
Water weight bags are simple and safe water filled crane test weights designed to provide proof load testing instead of traditional solid load test weights.
DOOWIN load test water weight bags are designed for proof load testing the lifting equipment and structures that request proof load weight testing. When it’s newly finished, or periodic check or maintenance. Such as crane load testing, beam load test, lifeboat davit load test, overhead crane load test. So, this water-filled water weight bags offer one kind of innovative crane load test weights solution. Most noteworthy, it has the advantages of Safety, Economy, Convenience, High Efficiency.
Top Quality Masterlink and Shackles
Top quality master link and shackles Made in China, top brand, EN 1677 or EN 13889. Crosby or Greenpin are available.
Double Ply 7:1 Eye-eye Webbing Slings
Comply with EN1492-2:2000 and EN1492-1:2000. Provide certificate of compliance.
High Pressure Filling & Drain Water Hose
High quality PVC and TPU high pressure hoses with valves and camlock.
Repair Material Complete Accessories
Equipped all fittings, ready for use. Include repair kits free of charge.
The below specification is a common size proof load bags. In addition, we also make other size and capacity load test water bags upon request. We also make the low height proof load bags used for the low headroom projects.
| Model | Capacity (kg) | Max. Diameter | Filled Height | Gross Weight |
| PLB-1 | 1000 | 1.3m | 2.2m | 50kg |
| PLB-2 | 2000 | 1.5m | 2.9m | 65kg |
| PLB-3 | 3000 | 1.8m | 2.8m | 100kg |
| PLB-5 | 5000 | 2.2m | 3.7m | 130kg |
| PLB-6 | 6000 | 2.3m | 3.8m | 150kg |
| PLB-8 | 8000 | 2.4m | 3.9m | 160kg |
| PLB-10 | 10000 | 2.7m | 4.8m | 180kg |
| PLB-12.5 | 12500 | 2.9m | 4.9m | 220kg |
| PLB-15 | 15000 | 3.1m | 5.5m | 240kg |
| PLB-20 | 20000 | 3.4m | 5.5m | 300kg |
| PLB-25 | 25000 | 3.7m | 5.7m | 330kg |
| PLB-30 | 30000 | 3.9m | 6.3m | 360kg |
| PLB-35 | 35000 | 4.2m | 6.5m | 420kg |
| PLB-50 | 50000 | 4.8m | 7.5m | 560kg |
| PLB-75 | 75000 | 5.3m | 8.8m | 820kg |
| PLB-100 | 100000 | 5.7m | 8.9m | 1050kg |
| PLB-110 | 110000 | 5.8m | 9.0m | 1200kg |
SGS Material Certificate
UK NEL TUV Drop Test Certificate
BV Type Approval Certificate
CE Certificates
ISO 9001:2015 Quality Certificate
Company Details
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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