Bellows Expansion Joints

Bellows Expansion Joints are used in a wide variety of piping applications to compensate for thermal pipe expansion or contraction, and to absorb equipment vibration or pipe motions. These products provide piping system flexibility under extreme operating conditions.Bellows materials utilized include stainless steels, nickel based alloys, titanium, aluminum and many others for extreme pressure, temperature and corrosive conditions.

Bellows Expansion Joints

Features:

Good flexibility
Can produce axial deformation and transverse and Angle to the displacement.
Used for chemical industry,smelting,water supply,dewatering structure and so on.

Specifications:

Size:DN32-DN3000mm

Working Pressure(Mpa):0.25-2.5

Designing temperature:-20-+400℃

Main Dimensions:

Bellows Expansion Joints

Nominal Diameter DN	Ripple Qty.	Working Pressure(bar)						Effective area (cm2)	Max. Outside Diameter (mm)	Supplied Length(mm)
		10	16	25	10	16	25			Supplied Length(mm)
		Axial Compensation(mm)			Force Compress(N/mm)					Flanged End		Welded End
32	8	20	18	15	26	63	98	16	225	160	250	264	280
40	8	20	18	15	44	89	106	23	244	164	259	269	289
50	8	20	18	15	70	70	138	37	259	172	276	282	306
65	8	26	22	19	44	55	68	55	270	215	294	300	322
80	8	34	28	25	33	41	54	81	284	240	338	344	366
100	6	40	35	29	75	93	117	121	304	235	317	323	345
125	5	38	34	29	59	74	92	180	334	282	314	316	342
150	5	40	34	29	62	78	97	257	364	282	339	338	367
200	4	42	38	34	68	78	111	479	442	280	348	348	372
250	4	59	52	47	42	45	55	769	507	315	379	415	379
300	4	59	52	47	59	65	71	1105	562	366	427	466	467

For more details, please download the catalogue for reference or contact with us.

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Bellows Expansion Joints