Double Ball Rubber Connector SWD-M13

(15 条用户评价)
  • Item: Double Ball Expansion Joint
  • Item No.: SWD-M13
  • Lead time: 30 days around
  • MOQ: 5ctns
  • Package: Wooden Box
  • Deliver: Ocean or Express
  • Port: Ningbo or Shanghai
  • Place of origin: China
Request A Quick Quote


SizeDN40-DN300 1-1/2″-24″
Working Pressure10bar/16bar


The Double Ball rubber connector is a pipe joint composed of an inner rubber layer, a reinforcing layer, a multi-layered rubberized nylon cord fabric, and a rubber tube compounded with an outer rubber layer. Also known as rubber tube soft joints, flexible rubber joints, rubber soft joints, flexible rubber joints, high-pressure rubber joints, rubber shock absorbers, compensators, etc.

The Double Ball rubber connector can reduce vibration and noise, and can compensate for thermal expansion and contraction caused by temperature changes. It is widely used in various pipeline systems with high elasticity, high air tightness, medium resistance, and weather resistance. Sexual pipe joints.

According to the connection method, there are three kinds of loose flange type, fixed flange type, and thread type.
According to the structure, it can be divided into five types: a single sphere, double sphere, different diameter body, curved sphere, and wind pressure coil.

The products are widely used in water, electricity, chemical, and ship mooring systems. The main performance is high-pressure resistance, good elasticity (axial and lateral angular displacement), noise reduction, lightweight, shock absorption, convenient installation, flexible use, and easy replacement. Maintenance, with acid, alkali and oil resistance.

Installation method:

1. Double ball rubber joints are not allowed to be installed with super-displacement limit during installation.
2. The mounting bolts should be symmetrical and gradually tightened to prevent partial leakage.
3. Working pressure above 3.MPa, the mounting bolts should have elastic pressure pads to prevent the bolts from loosening during operation.
4. When installing vertically, the joint pipe should have vertical force support at both ends, and the anti-pull device can be adopted to prevent the work from being pulled off.
5. The installation position of the double sphere rubber joint should be away from the heat source and ozone area. It is strictly forbidden to expose the radiation and use the medium that does not meet the requirements.
6. Double ball rubber joints are strictly prohibited from scratching the surface and sealing surface during transportation loading and unloading [2].


3FrameFabric, Nylon
4FlangeCarbon Steel Q235


DN(mm)&INCHEN1092-2ASME B16.1JIS 10KL(TypeA)L(TypeB)

Drawing of Double Ball rubber connector

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