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Flexible connector flange type CL150 dn40-600 pump used reinforced bellows flex anti noise rubber expansion joint
Rubber expansion joints,also known as flexible single-ball rubber joints,rubber flexible joints,soft joints,shock absorbers,pipe shock absorbers,shock absorber throats,etc, is a high Flexible,highly airtight, medium resistant and weatherproof pipe joints.
The product is made of rubber elasticity, high air tightness,medium resistance,weathering resistance and radiation resistance.It is made of polyester cord fabric with high strength,strong cold and heat stability,which is obliquely crossed and compounded,and vulcanized by high pressure and high temperature mold.
Features of rubber joint
1.small volume,light weight, good elasticity,easy installation and maintenance.
2.Transverse,axial and angular displacements may occur during installation,which are not restricted by the pipeline not concentric and the flange not parallel.
3.when working,it can reduce the transmission noise and strong vibration absorption ability.


Technical information of rubber expansion joint
| NO. | Name | Material |
| 1 | Outer/Inner rubber | NR,NBR,EPDM etc |
| 2 | Rubber sphere body | Nylon Cord Fabric |
| 3 | Reinforcing ring | Steel wire |
| 4 | Flange | Q235 ,ss304,316,321 etc |
| Type | 1 | 2 | 3 |
| Working pressure(kg f/cm2) | 1.0(10) | 1.6(16) | 2.5(25) |
| Explosion pressure(kg f/cm2) | 3.0(30) | 4.8(48) | 5.5(55) |
| VacuumKPa(mmHg) | 53.3(400) | 86.7(650) | 100(750) |
| Applicable Temperature | -15~80°C,(-30~150°C under special conditions) | ||
| Applicable Media | water,sea water,air,oil,acid,alkali,sewage,etc | ||

If you need special size, we can provide customized service, please click here to contact us now.

It is widely used in chemical engineering, construction, water supply, drainage, petroleum, light and heavy industries, refrigeration, sanitation, water heating, fire protection, electric power and other basic projects. According to different materials can be made into acid, alkali, corrosion, oil, high temperature, radiation, wear resistance, aging and other varieties, to adapt to a variety of media and environment.

1.rubber joints are strictly prohibited from installation during the installation.
2.installation bolts should be symmetrical and gradually pressurized to prevent local leakage.
3.1.6MPa above working pressure, installation bolts should have elastic pad to prevent bolts loosening when working.
4.Vertical force support should be provided at both ends of the joint pipe during vertical installation, and anti-pull-off device can be adopted to prevent working pressure pull-off.
5.Rubber joints should be installed away from the heat source.Ozone zone zone. Strictly prohibit strong radiation light exposure and the use of non-conforming media.
6.rubber joints shall be strictly prohibited from cutting the surface and sealing surfaces during transportation and handling.
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Gongyi Runda Pipeline Equipment Manufacturing Co., Ltd. is a professional manufacturer of pipe connectors,compensators, telescopes and other pipe fittings.It is located in the Pipeline Industrial Park of Xicun Town,Gongyi City, Henan Province. It covers an area of more than 2000 square meters and has complete production equipment.
It has its own R&D team and professional technical team.our own sales team of domestic and foreign trade, customer first, quality first is our enterprise's purpose.It is our goal to make pipeline operation safer.Welcome your consultation and cooperation.

Certifications



Customers have highly valued our products, and the company has accumulated many old customers.

Customer feedback

FAQ:
Q:Can you make the product as per client's requirement?
A:Yes, we can make it with your exact requirement.
Q:What are your payment terms?
A:T/T (30% as despot, the rest 70% will be paid before delivery), L/C at sight.
Q:Can I visit your factory before the order?
A:Yes, welcome to our factory to check the quality.
Q:Where is your nearest loading port?
A:Shanghai, Qingdao or Tianjin, China.
Q:How can you guarantee the quality or any warranty?
A:If any quality problems during use, all the products can be returned or according to consumer's requests.
Q:Do you accept small quantity order?
A:Of course we do.
Q:Can we choose different material.
A:Yes, the material can be chose according to your requirement.
Q:And what is your shipment and delivery time?
A:By sea or air. Normally 7 to 14 Days for delivery, according to your order quantity.
how to contact us?
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