Screw Type Chain Stopper
Screw type chain stopper is produced following the shipbuilding standard GB/T 178-1996. It is applicable to all types of ships whose anchor chain diameter is 22 to 102mm. Screw type chain stopper has two types: type A is applicable to grade 2 anchor chain (diameter ranges from 22~66mm); type B is applicable to grade 3 anchor chain (diameter ranges from 50~102mm) . To meet the GL,LR,DNV or other classification societies’ regulatory requirements, screw type chain stopper can withstand 80% of anchor chain’s minimum breaking load and does not come to permanent deformation. Except screw type chain stoppers, we can supply all other kinds of chain stoppers. For more information, please feel free to contact us.
 
 
Features of Screw Type Chain Stopper
1. Standard: GB/T 178-1996;
2. Material: cast steel for roller and chassis, carbon steel for other parts;
3. Nominal Anchor Chain Diameter: type A 22~66mm, type B 50~102mm;
4. Color: red, black, blue, grey or any other colors for reference;
5. Help reduce the working load to protect the anchor windlass;
6. Friction surface are painted lubricating oil, other part of surface are painted bitumen paint;
7. No defects to influence the strength of chain stopper;
8. Get the quality certification of ISO, ABS,CCS,LR,NK etc.;
9. Can be customized for special requirements;