Series J14 flanged double sphere rubber expansion joint is designed to compensate various movements in pipeline, such as the movements by heat-generated expansions, settlements of terrain or building structures, rolling movements and assembly errors, machinery vibrations, water hammers, etc.
FEATURES • All rubber compounds for lining are specifically formulated to provide maximum sound and heat insulation as well as abrasion resistance • A strong, bias-ply construction, high-strength nylon fabric inside rubber Round steel rings embedded in the liner give maximum strength to the expansion joint while under pressure or vacuum service • Flanges are full-faced and make an integral part of the joint to insure a tight reliable seal, no gasket are necessary 
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Connection | Flanged PN16, PN10, PN6 | Nominal diameter | DN32-DN500 | Pressure rating | PN16 for DN32-DN200, PN10 for DN250-DN500 | Vacuity | 500mmHg for DN32-DN200, 400mmHg for DN250-DN500 | Temperature range | -20°C to +200°C(depending on rubber material) |
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No. | Part name | Material | 1 | Rubber | EPDM, CR, NBR, FPM | 2 | Fabric | Nylon | 3 | Retaining rings | Galvanized steel | 4 | Flanges | Galvanized steel |
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SIZE | L | Axial shift | Lateral shift | Angular shift | DN | INCH | Stretch | Compression | 32 | 1 1/4" | 175 | 20 | 30 | 45 | 30° | 40 | 1 1/2" | 175 | 30 | 30 | 45 | 30° | 50 | 2" | 175 | 30 | 50 | 45 | 30° | 65 | 2 1/2" | 175 | 30 | 50 | 45 | 30° | 80 | 3" | 175 | 30 | 50 | 45 | 30° | 100 | 4" | 225 | 35 | 50 | 40 | 30° | 125 | 5" | 225 | 35 | 50 | 40 | 30° | 150 | 6" | 225 | 35 | 50 | 40 | 30° | 200 | 8" | 325 | 35 | 50 | 35 | 30° | 250 | 10" | 325 | 35 | 50 | 35 | 30° | 300 | 12" | 325 | 35 | 50 | 35 | 20° | 350 | 14" | 345 | 35 | 50 | 30 | 20° | 400 | 16" | 345 | 35 | 50 | 30 | 20° | 450 | 18" | 345 | 35 | 50 | 30 | 20° | 500 | 20" | 345 | 35 | 50 | 30 | 20° |
Connection | Flanged PN16, PN10, PN6 | Nominal diameter | DN32-DN500 | Pressure rating | PN16 for DN32-DN200, PN10 for DN250-DN500 | Vacuity | 500mmHg for DN32-DN200, 400mmHg for DN250-DN500 | Temperature range | -20°C to +200°C(depending on rubber material) |
Series J14 flanged double sphere rubber expansion joint is designed to compensate various movements in pipeline, such as the movements by heat-generated expansions, settlements of terrain or building structures, rolling movements and assembly errors, machinery vibrations, water hammers, etc.
FEATURES • All rubber compounds for lining are specifically formulated to provide maximum sound and heat insulation as well as abrasion resistance • A strong, bias-ply construction, high-strength nylon fabric inside rubber Round steel rings embedded in the liner give maximum strength to the expansion joint while under pressure or vacuum service • Flanges are full-faced and make an integral part of the joint to insure a tight reliable seal, no gasket are necessary 
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No. | Part name | Material | 1 | Rubber | EPDM, CR, NBR, FPM | 2 | Fabric | Nylon | 3 | Retaining rings | Galvanized steel | 4 | Flanges | Galvanized steel |
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SIZE | L | Axial shift | Lateral shift | Angular shift | DN | INCH | Stretch | Compression | 32 | 1 1/4" | 175 | 20 | 30 | 45 | 30° | 40 | 1 1/2" | 175 | 30 | 30 | 45 | 30° | 50 | 2" | 175 | 30 | 50 | 45 | 30° | 65 | 2 1/2" | 175 | 30 | 50 | 45 | 30° | 80 | 3" | 175 | 30 | 50 | 45 | 30° | 100 | 4" | 225 | 35 | 50 | 40 | 30° | 125 | 5" | 225 | 35 | 50 | 40 | 30° | 150 | 6" | 225 | 35 | 50 | 40 | 30° | 200 | 8" | 325 | 35 | 50 | 35 | 30° | 250 | 10" | 325 | 35 | 50 | 35 | 30° | 300 | 12" | 325 | 35 | 50 | 35 | 20° | 350 | 14" | 345 | 35 | 50 | 30 | 20° | 400 | 16" | 345 | 35 | 50 | 30 | 20° | 450 | 18" | 345 | 35 | 50 | 30 | 20° | 500 | 20" | 345 | 35 | 50 | 30 | 20° |
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