Food grade rubber expansion joint can be used for drinking water.
Structure
NAME | MATERIAL | |
1 | Inner rubber | Silicone rubber |
Outer rubber | Silicone rubber | |
Framework layer | Polyester cord fabric | |
2 | Flange | Carbon steel or stainless steel |
3 | Reinforcing ring | Steel wire rope |
Parameter
DN Diameter | FF Length (mm) | Axis displacement | Radial displacement | Deflexion displacement | ||
mm | inch | Extension | Compression | |||
32 | 1¼″ | 90/130/152 | 6 | 10 | 9 | ±7.5° |
40 | 1½″ | 95/130/152 | 7 | 10 | 9 | ±7.5° |
50 | 2″ | 105/130/152 | 7 | 10 | 10 | ±7.5° |
65 | 2½″ | 115/130/152 | 7 | 13 | 11 | ±7.5° |
80 | 3″ | 135/152 | 8 | 15 | 12 | ±7.5° |
100 | 4″ | 130/152 | 10 | 19 | 13 | ±7.5° |
125 | 5″ | 130/152/165 | 12 | 19 | 13 | ±7.5° |
150 | 6″ | 130/152/180 | 12 | 20 | 14 | ±7.5° |
200 | 8″ | 130/152/210 | 16 | 25 | 22 | ±7.5° |
250 | 10″ | 130/152/200 | 16 | 25 | 22 | ±7.5° |
300 | 12″ | 245 | 16 | 25 | 22 | ±7.5° |
350 | 14″ | 255 | 16 | 25 | 22 | ±7.5° |
400 | 16″ | 255 | 16 | 25 | 22 | ±7.5° |
450 | 18″ | 255 | 16 | 25 | 22 | ±7.5° |
500 | 20″ | 255 | 16 | 25 | 22 | ±7.5° |
600 | 24″ | 260 | 16 | 25 | 22 | ±7.5° |
700 | 28″ | 260 | 16 | 25 | 22 | ±7.5° |
750 | 30″ | 260 | ||||
800 | 32″ | 260 | 16 | 25 | 22 | ±7.5° |
900 | 36″ | 260 | 16 | 25 | 22 | ±7.5° |
1000 | 40″ | 260 | 16 | 25 | 22 | ±7.5° |
1100 | 44″ | 300 | ±7.5° | |||
1200 | 48″ | 300 | 16 | 25 | 24 | ±7.5° |