GB T178-96 Spiral Type Chain Stopper

GB T 178-96 Spiral Type Chain Stopper

GB/T 178-96 Screw type chain stopper is applicable to all types of ships whose anchor chain diameter is 22~102mm. Screw type chain stopper has two types: type A is applicable to Grade 2 anchor chain, type B is applicable to Grade 3 anchor chain. Type A screw type can withstand the 80% minimum breaking load of grade 2 anchor chain; type B screw type chain stopper can withstand 80% maximum breaking load of grade 3 anchor chain. For more information, please feel free to contact us.

Features of GB/T 178-96 Spiral Type Chain Stopper

1. Model Type: screw type chain stopper;

2. Standard: GB/T 178-96 (adopt the standard GB4443-84 for reference);

3. Material: cast steel (ZG230-450)

4. Nominal Anchor Chain Diameter: type A 22~66mm, type B 50~102mm;

5. Color: red, black, grey or any others for customer’s reference;

6. Can withstand 80% minimum breaking load of anchor chain, never come to permanent deformation;

7. All flexible parts are painted lubricating oil, other parts of surface are painted bitumen paint;

8. No any defects on the surface that influence the strength of chain stopper;

9. Certificate: ABS,CCS, BV,LR,NK etc.

10. Can be customized according to customer’s drawing

GB T178-96 Spiral Type Chain Stopper

Drawing of GB/T 178-96 Screw Type Chain Stopper Type A

Unit:mm

Anchor Chain Diameter	B	B1	B2	B3	B4	B5	b1	b2	c	d	d1	d2	H	H1	H2	H3	h	L	L1	L2	R	R1	r	n	Weight(kg)
22~26	280	104	40	94	76	84	20	35	190	T26×8/2	250	25	335	105	70	175	42	500	275	265	45	95	22	40	90
28~32	310	118	45	114	92	90	25	40	210	T28×8/2	320	26	400	125	80	204	50	550	330	320	50	105	28	50	122
34~38	360	134	50	136	110	105	30	45	250	T30×10/2	320	30	455	135	90	235	60	600	375	365	55	125	33	55	163
40~44	420	152	55	160	128	120	35	50	290	T32×10/2	400	34	515	150	100	271	70	670	430	415	65	145	37	65	238
46~48	480	172	65	186	145	130	40	60	330	T36×10/2	400	36	585	175	115	307	80	770	480	465	75	165	42	75	353
52~58	550	192	75	214	166	150	45	75	380	T40×10/2	400	40	680	200	130	360	90	970	565	545	85	190	46	85	518
60~66	640	212	85	250	190	170	50	90	440	T44×12/2	500	40	775	225	150	410	105	1000	640	615	100	220	55	100	772

Identification Example:

Scew Type Chain Stopper for Grade 2 Anchor Chain Diameter 10~44mm:

Screw Type Chain Stopper A40~44 CB/T178-96

GB T178-96 Spiral Type Chain Stopper

GB/T178-96 Screw Type Chain Stopper