Model: | GJQ(X)-4Q-II |
---|---|
Brand: | Liwei |
Origin: | Made In China |
Category: | Construction & Decoration / Pipe, Tube & Parts / Pipe Fittings |
Label: | Expansion Joint , Rubber Joint , Flexible Joint |
Price: |
-
|
Min. Order: | 5 pc |
Last Online:17 Nov, 2015 |
Physical and Mechanical Properties Form
|
|||||
No
|
Item
|
Index
|
Test value
|
||
Inner rubber
|
Outer rubber
|
||||
1
|
≥Tensile strength(MPa)
|
12
|
13
|
13.6
|
|
2
|
≥Break strength (%)
|
450
|
500
|
564
|
|
3
|
≤Break permanent deformation (%)
|
25
|
30
|
22
|
|
4
|
≤Brittleness temperature
|
-30
|
-30
|
-40
|
|
5
|
≥Viscosity(KN/m)
|
2.0
|
2.0
|
5.6
|
|
6
|
Aging hot air (100degree×48h)
|
Tensile strength change (%)
|
+25~-25
|
+25~-25
|
20
|
Tensile rate change (%)
|
+10~-30
|
+10~-30
|
5
|
||
7
|
≥Acid resistant10%H2SO4×168h
|
0.7
|
0.7
|
0.85
|
|
8
|
≥Alkali proof10%NaOH1×68h
|
0.7
|
0.7
|
0.85
|
No
|
Name
|
Material
|
1
|
Inner rubber
|
ⅡR、CR、EPDM、NR、NBR
|
2
|
Outer rubber
|
ⅡR、CR、EPDM、NR、NBR
|
3
|
Framework layer
|
Polyester cord fabric
|
4
|
Reinforcing bar
|
Polyester cord fabric
|
5
|
Flange
|
Q235
|
DN
|
FF Length (mm)
|
Axis displacement
|
Radial displacement
|
Deflexion
displacement
|
||
mm
|
inch
|
Extension
|
Compression
|
|||
300
|
12″
|
500
|
100
|
130
|
80
|
±12°
|
350
|
14″
|
500
|
100
|
130
|
80
|
±12°
|
400
|
16″
|
500
|
100
|
130
|
80
|
±12°
|
450
|
18″
|
600
|
120
|
160
|
85
|
±12°
|
500
|
20″
|
600
|
120
|
160
|
85
|
±12°
|
600
|
24″
|
600
|
120
|
160
|
85
|
±12°
|
700
|
28″
|
600
|
120
|
160
|
85
|
±12°
|
800
|
32″
|
600
|
120
|
160
|
85
|
±12°
|
900
|
36″
|
600
|
120
|
160
|
85
|
±12°
|
1000
|
40″
|
600
|
140
|
180
|
95
|
±12°
|
1200
|
48″
|
600
|
140
|
180
|
95
|
±10°
|
1400
|
56″
|
650
|
140
|
180
|
95
|
±10°
|
1600
|
64″
|
650
|
140
|
180
|
95
|
±10°
|
1800
|
72″
|
650
|
140
|
180
|
95
|
±10°
|
2000
|
80″
|
650
|
170
|
200
|
100
|
±10°
|
2200
|
80″
|
700
|
170
|
200
|
100
|
±10°
|
2400
|
96″
|
700
|
170
|
200
|
100
|
±10°
|
2600
|
104″
|
700
|
170
|
200
|
100
|
±10°
|
2800
|
112″
|
700
|
170
|
200
|
100
|
±10°
|
3000
|
120″
|
700
|
170
|
200
|
100
|
±10°
|