Double Sphere Rubber Expansion Joint

Specification

Item Type JGD-1 JGD-2 JGD-3
Working Pressure (kgf/cm2 ) 1.0(10) 1.6(16) 2.5(25)
Burst Pressure (kgf/cm2 ) 2.0(20) 3.0(30) 4.5(45)
Vacuum (mm/Hg) 40(300) 53.5(400) 86.7(650)
Applicable Temperature -15℃~ 120℃ under special conditions -30~+250
Applicable Media Air, compressed air, water ,sea water ,hot water, oil, acid , alkali, etc.

 

Nominal Diameter Length Axial Displacement  

Lateral Displacement

 

 

Deflection Angle

Extension Compression
mm inch mm mm mm mm
40 1-1/2 150 10 20 20 30°
50 2 150 10 20 20 30°
65 2-1/2 150 10 20 20 30°
80 3 150 10 20 20 30°
100 4 200 15 30 25 30°
125 5 200 15 30 25 30°
150 6 200 15 30 25 30°
200 8 220 20 40 30 30°
250 10 220 20 40 30 30°
300 12 320 20 40 30 30°
350 14 320 20 40 30 30°
400 16 320 20 40 30 30°
450 18 320 25 45 30 30°
500 20 320 25 45 30 30°
600 24 320 25 45 30 30°
We also can design and make according to clients’ requirements.