Specifications
Brand Name :
Liang He
Model Number :
KST
Certification :
ISO 9001
Place of Origin :
Henan,China
MOQ :
1 piece
Price :
$15.6-52.9 per set
Payment Terms :
T/T, D/A, D/P, Western Union, MoneyGram, L/C
Supply Ability :
6000 piece per month
Delivery Time :
1-7 day
Packaging Details :
cartons,wooden cases
Application :
Oil,Air,Water,Acid and Alkali,etc
Material of flange :
Carbon steel, Stainless steel 304,316 etc.
Flange Standard :
DIN JIS GB,etc
Rubber material :
EPDM,NR,NBR,PTFE,etc
Working Temperature :
-20℃~150℃
Size :
Customized Size
Pressure :
PN10/PN16/PN25/PN40
Description

Structural characteristics of rubber joints

1. Spherical rubber body design: The core part of the flexible double ball rubber joint is a spherical rubber body, and its unique shape design makes the joint have a large bending radius and good axial expansion and contraction ability, so as to adapt to various deformations and displacements of the pipeline system.

2. High-strength metal flange: The two ends of the joint are made of high-strength metal flange, which is closely connected with the pipeline through bolt connection. The metal flange has good mechanical properties and sealing properties, which can ensure the stable operation of the joint in harsh environments such as high pressure and high temperature.

3. High-quality rubber material: The joint is made of high-quality rubber material, which has excellent corrosion resistance, aging resistance and wear resistance. This material is able to adapt to the transmission needs of a wide range of media while maintaining good elasticity and tightness.

Product application field

1. Water supply and drainage system: In the water supply and drainage system, because the pipeline may be affected by the foundation settlement, temperature change and other factors and cause deformation and displacement, the flexible double ball rubber joint can effectively absorb these deformations and displacements to ensure the stable operation of the pipeline system.

2. HVAC system: In an HVAC system, pipes need to pass through various structures of the building, such as floors, walls, etc. Flexible double ball rubber joints can flexibly accommodate the deformation and displacement of these structures while ensuring the tightness and stability of the piping system.

3. Petrochemical system: In the petrochemical system, the pipeline medium is often corrosive, high temperature, high pressure and other characteristics. Flexible double-ball rubber joints are able to withstand these harsh environments while maintaining good connection and sealing properties.

Installation and maintenance of flexible rubber joints

1. Installation precautions: When installing flexible double ball rubber joints, attention should be paid to checking whether the model and specifications of the joints match the pipeline system; Ensure that the rubber body and metal flange of the joint are free of damage, cracks and other defects; During installation, bolting should be carried out in accordance with the specified tightening torque to ensure the tightness and stability of the joint.

2. Maintenance method: During use, the flexible double ball rubber joint should be checked and maintained regularly. If abnormal conditions such as leakage and deformation of the joint are found, they should be replaced or repaired in time. At the same time, high-temperature operations such as welding and cutting near the joint should be avoided to avoid damaging the rubber body and metal flange of the joint.

Product parameters

Nominal diameter

Length

(mm)

Axial displacement(mm)

Lateral

displacement(mm)

Angular

displacement

mm inch Elongation Compression
40 1 1/2 165 30 50 45 35°
50 2 165 30 50 45 35°
65 2 1/2 175 30 50 45 35°
80 3 175 35 50 45 35°
100 4 225 35 50 40 35°
125 5 230 35 50 40 35°
150 6 325 35 50 40 35°
200 8 325 35 50 40 35°
250 10 325 35 60 35 30°
300 12 325 35 60 35 30°
350 14 350 35 60 35 30°
400 16 350 35 60 35 30°
450 18 350 35 60 35 30°
500 20 350 35 60 35 30°
600 24 400 35 60 35 30°

Rubber joint material table

NO NAME Material
1 Inner and outer rubber layers NR,NBR,EPDM,etc.
2 Frame Nylon cord fabric
3 Pressurized ring Steel wire strand
4 Flange

Ductile iron,carbon steel,

Stainless steel

Drawings are displayed

Epdm Rubber Expansion Joint Double Sphere Flex Connector Epdm Bellows Expansion Joint

Workshop display

Epdm Rubber Expansion Joint Double Sphere Flex Connector Epdm Bellows Expansion Joint

FAQ:

Q: Do you receive customized order? Are you manufacturer?

A: Yes, we are manufacture, and ODM & OEM are welcomed.

Q: What's the lead time?

A: According to the order quantity, small order usually need 7-10 days, big order need negotiation.

Q: Can I get some samples?

A: Yes, sample order is available for quality check and market test. But you have to pay the sample cost and express cost.

Q: What's your warranty terms?

A: We supply 12 months warranty time.

Q: What's your packing?

A: Carton cases inside, export wooden cases outside.

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Epdm Rubber Expansion Joint Double Sphere Flex Connector Epdm Bellows Expansion Joint

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Brand Name :
Liang He
Model Number :
KST
Certification :
ISO 9001
Place of Origin :
Henan,China
MOQ :
1 piece
Price :
$15.6-52.9 per set
Contact Supplier
Epdm Rubber Expansion Joint Double Sphere Flex Connector Epdm Bellows Expansion Joint
Epdm Rubber Expansion Joint Double Sphere Flex Connector Epdm Bellows Expansion Joint

Henan Lianghe Pipeline Equipment Co.,Ltd

Verified Supplier
1 Years
henan
Since 2003
Business Type :
Manufacturer
Total Annual :
40000000-60000000
Employee Number :
100~150
Certification Level :
Verified Supplier
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