Manhole cover ring

Specifications

Manhole cover ring

1.Nice appearance

Composite resin color covers are present in the material inside is not a simple diagram on the surface, the color persistence

 2. High strength

Its strength is ten times as rigid PVC, much higher than the absolute strength of aluminum to achieve the level of ordinary steel; 

3. Corrosion-resistant

It stainless, no mold, no rot, no paint, the ability of many gas, corrosive liquid medium; 

4.Fatigue resistance

Composite covers have some flexibility, which makes the people who work in the above long-term comfort, as a work platform, reducing the staff of the legs and back tension, increase the comfort of working to improve efficiency, human engineering scientists have been recommended; 

5.The overall economic good

With more than ordinary carbon steel, composite material covers integrated, low cost, although its one-time investment than ordinary carbon steel, because of its long life, and can be used two decades, and no maintenance, thus The overall economic efficiency is much better than using carbon steel; 

6.Easy installation

The covers makes use of composite materials greatly reduce the weight of components, thus reducing the weight of the support structure, installation does not require use of lifting equipment, which saves and convenient. 

7.Safety and security

Covers the installation and use of composite materials, the process will not crash and have a spark, especially for use in explosive environments, in addition, the covers with non-slip surface to prevent sliding down to reduce accidents.

Manhole cover ring

Changxing Hongying Building Materials Co., Ltd. was established on 2006, founded from the expansion of East Plum Building Materials Factory. Our company is located in Changxing County, Huzhou City, Zhejiang Province. We has been specialized in producing all kinds of manhole cover for over twenty years, covering an area of thirty thousand square meters.

Our company has been happy to work, dedicated service for the purpose, followed by the quality of routes   flying in the sky of manhole cover.

With ISO9001: 2000 standard certification, the company established a more perfect quality management system, customer focus, the whole production process of a comprehensive quality control.
Our company's machinery and equipment maintenance and maintenance should be carried out every week to ensure that each device are in good state, the product of each process are under control, to ensure qualified products factory.

Certificated with ISO9001,EN124,quality of our products can be assured .

Our packing is export standard wooden pallet wooden pallet, can be suitable for shipping.

Our products  go through each product's quality supervision departments of the study, only  through test,then leave the factory to ensure product quality, to ensure that the interests of customers.