double sphere screwed rubber expansion joint
Better quality and competitive price
Working pressure:0.6Mpa/1.0Mpa/1.6Mpa/2.5Mpa
double sphere screwed rubber expansion joint
is used widely in key project of chemical industry, construction, water supply, drainage, petroleum, light and heavy industry, refrigeration, health, water heating, fireproof and power etc.
Functions:
It can made horizontal, axial and angular displacement when being installed. It can’t be restricted by the obstruction of pipe and the non-parallel of flange.It can reduce noise passed through structure when it works and has strong shock absorption.We can produce the cargos according to customers’ drawings
ISO9000 verified
Better quality and competitive price
Min. order 1 piece
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Material of each component:
No. | Name. | Material |
1 | Outer/inner rubber | NR,NBR,EPDM |
2 | Key frame | Nylon cord fabric |
3 | Pressurized ring | Steel wire |
4 | Thread woggle joint | Malleable cast iron forged |
Technical conditions:
Working pressure | 1.6Mpa (16kg.f/cm²) | Deflection angle | (a1+a2)45° |
Explosion pressure | 4.8Mpa (48kg.f/cm²) | Vacuum | 53.3Kpa(400mmHg) |
Applicable temperature | -15~+115°C,(for special conditions can be -30~+250°C) | ||
Applicable media | Water, seawater, hot water, air, oil, acid etc. | ||
Main connection dimension:
Nominal diameter | Length(mm) | Axial displacement | Horizontal displacement | Deflection angle(a1+a2) | ||
mm | Inch | extension | compression | |||
20 | 3/4’ | 200/195 | 5~6 | 22 | 22 | 45° |
25 | 1’ | 193/200 | 5~6 | 22 | 22 | 45° |
32 | 1 1/4’ | 200/217 | 5~6 | 22 | 22 | 45° |
40 | 1 1/2’ | 200/220 | 5~6 | 22 | 22 | 45° |
50 | 2’ | 221/220 | 5~6 | 22 | 22 | 45° |
65 | 2 1/2’ | 265 | 8~10 | 24 | 24 | 45° |
80 | 3’ | 285 | 8~10 | 24 | 24 | 45° |
