Stainless Steel Marine Bellows Expansion Joint CBM1033-81

It is mainly used in the pipeline of internal combustion engine. As a compensator for heat expansion and contraction of pipeline, it can withstand the vibration caused by thermal expansion stress and pulse in the system.
Nominal pressure: 0.05MPa
Nominal diameter: 65-1500mm
Applicable temperature: ≤550℃

DN≤500mm conform to CBM1033-81(JIS2221-1974)
DN≥500mm conform to JISF7805-1976

DN	Structure size			Flange				Bolt
	d	L	n	D1	D2	d	d0	Num	Th
65	76	210	10	155	130	12	15	4	M12
80	89	210	10	180	145	12	19	4	M16
100	114	220	6	200	165	12	19	8	M16
125	140	220	6	235	200	12	19	8	M16
150	165	185	3	265	230	14	19	8	M16
175	190	185	3	300	260	14	19	8	M16
200	216	260	3	320	280	14	19	8	M16
		360	5	320	280	14	19	8	M16
250	268	280	3	385	345	16	19	12	M16
		380	5	385	345	16	19	12	M16
300	318	280	3	430	390	16	23	12	M20
		380	5	430	390	16	23	12	M20
350	360	280	3	480	435	16	23	12	M20
		380	5	480	435	16	23	12	M20
400	410	280	3	540	495	16	23	16	M20
		380	5	540	495	16	23	16	M20
450	460	280	3	605	555	16	23	16	M20
		380	5	605	555	16	23	16	M20
500	510	280	3	655	605	16	23	16	M20
		380	5	655	605	16	23	16	M20
600	610	280	3	710	670	16	23	16	M20
		380	5	710	670	16	23	16	M20
700	711	280	3	815	775	16	23	16	M20
		380	5	815	775	16	23	16	M20
800	813	280	3	915	875	16	23	16	M20
		380	5	915	875	16	23	20	M20
900	914	290	3	1025	980	18	25	20	M22
		390	5	1025	980	18	25	20	M22
1000	1016	310	3	1125	1080	18	25	20	M22
1100	1116	310	3	1225	1180	18	25	24	M22
1200	1219	310	3	1325	1280	18	25	24	M22
1300	1312	310	3	1425	1380	18	25	28	M22
1400	1412	310	3	1525	1480	20	25	28	M22
1500	1524	315	3	1645	1590	20	27	28	M24