TitleProduct

Customized Rubber Expansion Joint

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Shandong

  • Validity to:

    Long-term effective

  • Last update:

    2017-12-26 11:15

  • Browse the number:

    60

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Company Profile

ZHEJIANG LAWRENCE ELECTRIC CO., LTD.

By certification [File Integrity]

Contact:Ms. Lana(Mr.)  

Email:

Telephone:

Phone:

Area:Shandong

Address:Shandong

Website: http://www.pomas.net/com/judibode/

Product Details

Product Name: Flexible rubber joint

Size: DN20-DN1200

Standard: DIN2576, ANSI150LB, BS4504, JIS

Rubber material: EPDM, NBR, NR, NEOPRENE

Flange material: Q235 Galanized

Rubber Expansion joint, Rubber Flexible Joint, Rubber bellow
Certificate: ISO9001, CE, SGS
Type: With control rod, without control rod
Bellow Type: Single sphere, double sphere
End: Flanges
Working pressure: 0.35MPa-1.4Mpa
Working temperature: 80Deg-110 Deg
Bursting Pressure: 3.0-4.8Mpa
Flanges standatd: ANSI, JIS, BS, DN
Bellow materials: EPDM, Neopresne,
Nature rubber, Nitrile, Hypalon
Usage: The rubber joints have been supplied to every aspect of industry and builing, They are designed to compensate for axial, lateral, angular movements and vibrations in piping systems and equipment, which operate at varying conditions of pressure and temperature.
Packing: Cartons then in poly-wooden cases.
Payment: LC. DP. TT
Pressure/Temp Correction Factor
Material List :
No.
Name
Material
1)
Inner rubber lining
IIR,CR,EPDM,NR,NBR
2)
Outer rubber lining
IIR,CR,EPDM,NR,NBR
3)
Casing ply
Polyester cord fabric
4)
Flange
Q235A,stainless steel
5)
Strengthening ring
Q235A
6)
Stopper
Q235A,stainless steel
7)
Limit bar
Q235A,35#,stainless steel
8)
Nut
Q235A,35#,stainless steel
4. Physical and Mechanical Properties of Rubber Expansion Joint :
No.
Item
index
Measured value
Inner/outer rubber lining
1)
Tensile strength (Mpa)
≥12
13.5
2)
Tensile yield (%)
≥450
560
3)
Tension set at break (%)
≤25
20
4)
Hardness (Shore A hardness)
60±5
60
5)
Brittleness temperature (°C)
≤-30
-40
6)
Cohesive strength (between cord fabric) (KN/m)
≥2.0
4.8
7)
100°Cx48h
Hot air aging
Rate of Tensile Strength Reduction
≤25
15
Rate of Ultimate Elongation Reduction
≤30
20
8)
Mass change (10%H2SO4*Room temperature) %
≤3
2
9)
Mass change (10%H2SO4*Room temperature) %
≤3
2
5. Technical Parameters for Double Sphere Flexible Rubber Joint :
DN
Diameter
FF Length (mm)
Axis displacement
Radial displacement
Deflexion
displacement
Type-I
Type-II
Type-I
Type-II
Type-I
Type-II
mm
inch
Extension
Compression
Extension
Compression
32
1¼″
90
6
10
9
±7.5°
40
1½″
95
7
10
9
±7.5°
50
2″
105
7
10
10
±7.5°
65
2½″
115
7
13
11
±7.5°
80
3″
135
8
15
12
±7.5°
100
4″
150
10
19
13
±7.5°
125
5″
165
12
19
13
±7.5°
150
6″
180
12
20
14
±7.5°
200
8″
210
16
25
30
35
22
25
±7.5°
±10°
250
10″
230
16
25
30
40
22
25
±7.5°
±12°
300
12″
245
16
25
30
40
22
25
±7.5°
±12°
350
14″
255
16
25
35
45
22
30
±7.5°
±12°
400
16″
255
16
25
35
45
22
30
±7.5°
±12°
450
18″
255
16
25
36
47
22
30
±7.5°
±12°
500
20″
255
16
25
36
48
22
30
±7.5°
±12°
600
24″
260
16
25
40
50
22
33
±7.5°
±12°
700
28″
260
16
25
40
55
22
33
±7.5°
±12°
750
30″
260
40
55
33
±12°
800
32″
260
16
25
45
55
22
±7.5°
±12°
900
36″
260
16
25
45
55
22
35
±7.5°
±12°
1000
40″
260
16
25
45
60
22
35
±7.5°
±12°
1100
44″
300
45
60
35
±7.5°
±12°
1200
48″
300
16
25
50
60
24
38
±7.5°
±10°
1300
52″
300
50
60
38
±10°
1400
56″
350
50
70
40
±10°
1500
60″
350
60
70
40
±10°
1600
64″
350
18
25
60
70
24
46
±7.5°
±10°
1800
72″
400
18
25
60
75
24
48
±7.5°
±10°
2000
80″
450
70
75
50
±10°
2200
80″
400
70
75
50
±10°
2200
88″
500
70
80
60
±10°
2400
96″
500
80
80
60
±10°
2600
104″
500
85
80
60
±10°
2800
112″
550
85
80
60
±10°
3000
120″
550
85
80
60
±10°
Product photo