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Product Name: | Metal Steel Flange Flex Expans Connector Rubber Expansion Joint | Nominal Diameters: | DN15-DN4000 |
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Flange Material: | SS,CS,CS Galvanized,ductile Iron | Rubber Joint Material: | EPDM,NBR,CR,PTFE,etc. |
Flange Standard: | DIN PN10,PN16,PN25/ANSI 150LB,300LB/JIS 10K,etc. | Pressure: | PN6,PN10,PN16,125PSI,150PSI |
Application: | Oil Pipeline 、water Pipeline | ||
Highlight: | Metal Steel Rubber Expansion Joint,Rubber Expansion Joint For Water Pipeline,Flange Flex Expans Rubber Expansion Joint |
Rubber expansion joint (also called rubber bellows or rubber joint) is a single sphere flexible connection consisting of two flanges and one rubber sphere body. The flanges provide secure connection points while the flexible rubber sphere absorbs axial, horizontal, and angular displacement.
Nominal diameter (mm/in) | Length (mm) | Axial displacement (mm) | Horizontal movement (mm) | Deflection angle | Special length (mm) |
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32 / 1 1/4 | 95 | 9 | 6 | 15° | 130/150/200 |
40 / 1 1/2 | 95 | 10 | 6 | 15° | 130/150/200 |
50 / 2 | 105 | 10 | 7 | 15° | 130/150/200 |
65 / 2 1/2 | 115 | 13 | 7 | 15° | 130/150/200 |
80 / 3 | 135 | 15 | 8 | 15° | 130/150/200 |
100 / 4 | 150 | 19 | 10 | 15° | 130/200 |
125 / 5 | 165 | 19 | 12 | 15° | 130/150/200 |
150 / 6 | 180 | 20 | 12 | 15° | 130/150/200 |
200 / 8 | 210 | 25 | 16 | 15° | 130/150/200 |
250 / 10 | 230 | 25 | 16 | 15° | 130/150/200 |
300 / 12 | 245 | 25 | 16 | 15° | 130/150/200 |
350 / 14 | 255 | 25 | 16 | 15° | 130/150/200 |
400 / 16 | 255 | 25 | 16 | 15° | 130/150/200 |
450 / 18 | 255 | 25 | 16 | 15° | 200 |
500 / 20 | 255 | 25 | 16 | 15° | 200 |
600 / 24 | 260 | 25 | 16 | 15° | 300 |
700 / 28 | 260 | 25 | 16 | 15° | 300 |
800 / 32 | 260 | 25 | 16 | 15° | 300 |
900 / 36 | 260 | 25 | 16 | 15° | 300 |
1000 / 40 | 260 | 26 | 18 | 15° | 300 |
1200 / 48 | 260 | 26 | 18 | 15° | 300 |
Custom sizes available from DN15 to DN4000.
Yes, carbon steel flanges without anticorrosive paint are galvanized to prevent rust. We offer both electronic and hot dip galvanizing, with most customers preferring hot dip galvanizing.
Yes, we can customize the rubber joint with different materials for inner and outer layers based on your specific environmental requirements.
Yes, sphere-only purchases are available at reduced cost. Small diameter joints are typically in stock, while large diameter joints require custom ordering.
We offer a 12-month warranty from the date of receipt, including free replacement for any product issues during this period.
Yes, all products undergo hydro testing and include a qualified inspection report before leaving our facility.
Contact Person: Miss. Kelly
Tel: 18838958009