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Gongyi Yinlong Water Supply Equipment Co., Ltd.

China Manufacturer with main products: Rubber Joint, Expansion Joint, Flexible Rubber Joint, Metal Telescopic Joint, Fabric Expansion Joints, Value Parts, Fabric Fibre Compemsator,...

Home  >Products Catalog > Double Rubber Expansion Joint (KSTF)

Double Rubber Expansion Joint (KSTF)

FOB Price: 2.00 - 100.00 USD/Set
Supply Ability: 1,000 Ton/Tons per Month
Shipping: Within 10 days of your 30% advanced payment
Payment Terms: L/C, T/T, Western Union, Other, PAYPAL
In Stock

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Henan in China
Packaging Details: Outside:wooden case inside:carton cases

Quick Details

  • Brand Name: Yinlong
  • Model Number: KSTF
  • Material: Rubber & Carbon Steel
  • DN: 300-3000mm
  • Temperature: -30-120 Degree
  • Length: 450-650mm
  • Connection: Flange
  • Model NO: KSTF

Specifications

China National Standards Drafting Unit of Rubber Joint

Qualified Joint Supplier in Nuclear Power Plant

Double Rubber Expansion Joint (KSTF) is a kind of flexible connection, mainly used to deliver liquid, gas, solid, etc. It adopts sphere body structure to compensate displacement, insulate vibration and reduce noise, which is a new rubber damping product.

 

2. Material List :

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)

Flange

Q235

5)

Reinforcing ring

Steel wire rope

 

3. 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°C*48h
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

 

4. 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

1?″

165

30

50

 

 

45

 

±7.5°

 

40

1?″

165

30

50

 

 

45

 

±7.5°

 

50

2″

165

30

50

 

 

45

 

±7.5°

 

65

2?″

175

30

50

 

 

45

 

±7.5°

 

80

3″

175

30

50

 

 

45

 

±7.5°

 

100

4″

225

35

50

 

 

45

 

±7.5°

 

125

5″

225

35

50

 

 

45

 

±7.5°

 

150

6″

225

35

50

 

 

45

 

±7.5°

 

200

8″

325

35

60

 

 

 

 

 

 

250

10″

325

35

60

 

 

 

 

 

 

300

12″

325

35

60

 

 

 

 

 

 

350

14″

325

35

60

 

 

 

 

 

 

400

16″

400

40

60

 

 

 

 

 

 

450

18″

400

 

 

65

70

 

70

 

±12°

500

20″

400

 

 

65

70

 

70

 

±12°

600

24″

400

 

 

70

75

 

75

 

±12°

700

28″

450

 

 

70

75

 

75

 

±12°

800

32″

450

 

 

70

75

 

75

 

±12°

900

36″

450

 

 

70

75

 

75

 

±12°

1000

40″

500

 

 

75

80

 

70

 

±12°

1200

48″

500

 

 

75

80

 

70

 

±10°

1400

56″

500

 

 

75

80

 

70

 

±10°

1600

64″

500

 

 

75

80

 

70

 

±10°

1800

72″

550

 

 

80

85

 

65

 

±10°

2000

80″

550

 

 

80

85

 

65

 

±10°

2200

80″

550

 

 

80

85

 

65

 

±10°

2400

96″

550

 

 

80

85

 

65

 

±10°

2600

104″

550

 

 

80

85

 

65

 

±10°

2800

112″

550

 

 

80

85

 

65

 

±10°

3000

120″

550

 

 

80

85

 

65

 

±10°

 

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