NBR Single Arch Rubber Expansion Joint for Wastewater Treatment Plant

• Customization: Available
• Connection: Flange
• Material: Nr, EPDM, NBR
• Model NO.: NHFLEX-A TYPE
• Product Name: Single Ball Rubber Joint
• Flange Standard: DIN, JIS, GOST, ANSI, etc.
• Flange Material: Carbon Steel, Stainless Steel, Cast Steel
• Flange Surface: Galvanized (Zinc Plated) or Spraying
• Reinforced: Nylon Fabric Reinforced
• Transport Package: Carton Packaging
• Specification: DN32-DN600, 95mm-265mm
• Trademark: OEM
• Origin: China
• HS Code: 4009120000
• Production Capacity: 1000000PCS

Product Description

Product Description

NHFLEX-A TYPE Flanged Single Ball Flexible Rubber Expansion Joints

Rubber joint features:
Small size, light weight, good elasticity, easy installation and maintenance

Rubber joints consist of inner and outer rubber, cord layer and traveler, which are vulcanized and then combined with metal flanges or loose sleeves of parallel joints, are mainly used in pipelines with large vibration and frequent changes of heat and cold, which can absorb the vibration generated by the work of the pump, thus reducing the noise and avoiding the loosening of the screws, and thus are also called shock absorbers or vibration dampers. 
 

A rubber flexible joint is a type of pipeline connector designed to link pipelines made of different materials, with varying diameters, or even misaligned axes. It helps compensate for pipeline deformation and displacement caused by factors such as thermal expansion, contraction, and frequent vibrations, thereby ensuring the safe operation of the system.

During operation, it reduces structure-borne noise and offers excellent shock absorption. Thanks to its overall superior performance, the rubber flexible joint is widely applied in industries such as marine engineering, chemical processing, construction, plumbing, fire protection, power generation, and other infrastructure projects.

Application:

Water, Sea Water, Fresh Water, Warm Water, Weak Acid Fluid, Soda Fluid, etc. Pipeline
Connected with pumps, valves, firefighting equipment, etc.

Selected High Quality Rubber Material
Resistant to oil, oxidation, ozone and corrosion
Natural synthetic elastic rubber with internal reinforcement
Logo can be customized
No scratches, wear resistant, and smooth appearance

Thickened Flange
Hot Dip Galvanized
DIN PN10, PN16, PN25
ANSI 150LB, 300LB
JIS 10K Standard

Flange Optional
Surface spraying high quality finishing flange
Flange color can be customized
Flange material optional

Characteristics:

1. Corrosion Resistance: Rubber expansion joints are made from high-quality rubber materials that exhibit excellent resistance to corrosion. They can be used with various media such as water, oil, and gases. 

2. Elastic Deformation: Rubber expansion joints can absorb stresses and vibrations caused by temperature changes, vibrations, or pipe movements in pipeline systems through their elastic deformation. This helps protect the pipeline system from damage. 

3. Shock Absorption and Noise Reduction: Rubber expansion joints effectively reduce the transmission of vibrations and noise in pipeline systems, providing a quieter and more stable working environment. 

4. Easy Installation and Maintenance: Rubber expansion joints have a simple structure, making them easy to install and maintain. They also have low maintenance costs. 

Specification

Exhibition information

Main Products

Application

Compensating for Thermal Expansion and Contraction: Rubber expansion joints compensate for thermal expansion and contraction caused by temperature variations in the pipeline. They prevent excessive stress on the pipeline system due to temperature changes, thereby protecting the pipes from damage.

Absorbing Vibrations and Impacts: Rubber expansion joints absorb stresses caused by vibrations and impacts in the pipeline system, reducing the transmission of vibrations and noise. This helps protect the pipeline and related equipment from damage.

Compensating for Pipe Movements: During installation and operation, pipeline systems may experience certain degrees of pipe movement. Rubber expansion joints compensate for these movements, ensuring the proper functioning of the pipeline system.

Leak Prevention: Rubber expansion joints provide sealing performance in pipeline systems, reducing the risk of leaks and ensuring the safe operation of the pipelines.

Company Profile

 
    Ningjin NINGHAO Machinery Co.,Ltd. Founded on No November 19, 2010. It is located in No.2 taishan road, econnmic and technological development zone, ningjin county, dezhou city, shandong province. It covers an area of 120 acres, with more than 80 employees, among has all kinds of advanced production and inspection equipment.
 
    We can offer all kinds of rubber expansion joints. Our products include: single ball flexible rubber expansion joint, double sphere rubber expansion joint, rubber-metal pipe connectors, thread-connection rubber expansion joint and tie rods set for rubber expansion joint.
 
    Rubber expansion joint main material: EPDM ,NBR ,NR, FR. The standard of the flange: ANSI150, DIN, JIS10K. The flange material: carbon steel, stainless steel, casting steel.
 
    We have been in exporting for many years. We have wide business relations in the world. Now the main supply countries: Spain, Italy, Netherlands, Austria, French, Vietnam, India and many other countries. Our customers and clients all think highly of us.
 
    Last, looking forward to the cooperation with you sincerely!

Packaging & Shipping

Certifications