Screw Type Chain Stopper GB T178-96 Type B
Screw Type Chain Stopper GB T178-96 Type B
Application: 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 from 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 GL, LR, DNV or other classification societies’ regulatory requirements, screw type chain stopper can withstand 80% of anchor chain’s minimum breaking load without any permanent deformation.
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Features of Screw Type Chain Stopper GB T178-96 Type B
1. Standard: Screw Type Chain Stopper GB T178-96 Type B;
2. Material: cast steel for roller and chassis, carbon steel for other parts;
3. Nominal Anchor Chain Diameter: type B 50~102mm;
4. Color: red, black, blue, gray or any other colors for reference;
5. Help reduce the working load to protect the anchor windlass;
6. Friction surface are painted with lubricating oil, and other part of surface painted with 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;
Drawing of Screw Type Chain Stopper GB T178-96 Type B:
Anchor Chain Diameter(mm)
B
B1
H
L
D
Weight(kg)
50~52
1020
333
1130
1040
520
1700
54~56
1090
335
1210
1120
560
1805
58~60
1170
371
1270
1180
600
1930
62~64
1250
393
1360
1270
640
1960
66~68
1330
415
1430
1340
680
2180
70~73
1410
441
1510
1420
730
2420
76~78
1500
463
1590
1500
780
2630
81~84
1600
485
1630
1610
840
2860
87~90
1700
507
1670
1700
900
3170
92~95
1820
529
1710
1800
950
3420
97~102
1940
551
1750
1890
1020
3798
Mooring chain stopper in factory:
IACS Certificates: