Single Sphere Rubber Expansion Joint

Rubber expansion joints

Size:DN32--DN3000
Rubber:EPDM/NBR/SBR
Connection:Flange
OEM&ODM:Support
Product description: rubber expansion joints
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Product Description

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Single sphere flexible rubber expansion joint

Materials of Each Components

1- Vulcanised Rubber Bellow:	1.1 Rubber core (inner)
	1.2 Nylon tire cord
	1.3 Rubber cover (outer)
	1.4 Steel Wire
Rubber options: EPDM, NBR, Hypalon, Neoprene, Viton, Butyl Rubber,Natural Rubber, PTFE/EPDM
2- Loose Flanges:
Flange standard:DIN ,BS ,JIS ,ANSI,AS ,UNI,etc.
Flange Options: Stainless Steel AISI 304, AISI 316, etc.

Parameter Table

Main connecting dimension of rubber expansion joint
Nominal diameter(DN)		Length	Axial displacement		Horizontal displacement	Deflexion angle
mm	inch	mm	Extension(mm)	Compression(mm)	mm	(a1+a2)°
32	1 1/4	95	6	9	9	15°
40	1 1/2	95	6	10	9	15°
50	2	105	7	10	10	15°
65	2 1/2	115	7	13	11	15°
80	3	135	8	15	12	15°
100	4	150	10	19	13	15°
125	5	165	12	19	13	15°
150	6	180	12	20	14	15°
200	8	210	16	25	22	15°
250	10	230	16	25	22	15°
300	12	245	16	25	22	15°
350	14	255	16	25	22	15°
400	16	255	16	25	22	15°
450	18	255	16	25	22	15°
500	20	255	16	25	22	15°
600	24	260	16	25	22	15°
700	28	260	16	25	22	15°
800	32	260	16	25	22	15°
900	36	260	16	25	22	15°
1000	40	260	18	26	24	15°
1200	48	260	18	26	24	15°
1400	56	350	20	28	26	15°
1600	64	350	25	35	30	10°
1800	72	350	25	35	30	10°
2000	80	420	25	35	30	10°
2200	88	420	25	35	30	10°
2400	96	420	25	35	30	10°
2600	104	450	25	35	30	10°
2800	112	450	25	35	30	10°
3000	120	500	25	35	30	10°

Why chose us?

For pipe construction, you will need compensators – to absorb thermal expansion, to reduce vibration and noise. Our ‘Jingning’ rubber expansion joints have reliably performed these tasks since 1997.Due to premium quality and good service our rubber expansion joints have become the industry standard in China.