Six Little Facts About Bellows

Release time:

2021-04-20

High-density polyethylene double-wall corrugated pipe is a type of pipe we often use in drainage network renovations—no doubt most of you are already familiar with it. However, for partners who’ve just started using corrugated pipes for their projects, here are six little tips you absolutely need to know about installing HDPE double-wall corrugated pipes!

High-density polyethylene double-wall corrugated pipe is a type of pipe we frequently use in drainage network renovations—no doubt most of you are already familiar with it. However, for some partners who are just starting to choose corrugated pipes for their construction projects, regarding... HDPE Six little-known tips you absolutely must read about the construction of double-wall corrugated pipes!

1.1 Several common specifications. HDPE Double-wall corrugated pipe?

DN200，DN300，DN400，DN500，DN600， DN800.

2. What are some similar ones? HDPE Drainage pipe made of double-wall corrugated pipe?

High-density polyethylene hollow spiral-wound pipe, U-PVC Solid-wall corrugated pipe, UPVC Enhanced tube, UPVC Solid-wall drainage pipe, PE Steel-reinforced spiral corrugated pipe.

3. Hollow-wall structured wound pipe and HDPE What’s the difference between double-wall corrugated pipes?

(1) ⑴ HDPE Double-wall corrugated pipes have a hollow structure in the outer wall, while spiral-wound pipes have a hollow structure in the inner wall.

⑵ HDPE Double-wall corrugated pipes use spigot-and-socket connections, while spiral-wound pipes can use spigot-and-socket connections with heat-shrink bands.

4. Install HDPE What should be noted when using double-wall corrugated pipes?

(1) The socket should be oriented along the direction of water flow, with the socket facing directly toward the water flow.

⑵ The adjusted pipe rupture shall be vertical and smooth.

(3) When connecting the interface, clean both the inside and outside of the socket and check whether the rubber seal is intact.

(4) The axis in the middle of the socket is aligned with the axis in the middle of the socket.

5.HDPE What is the standard length of double-wall corrugated pipe?

HDPE The standard for double-wall corrugated pipes is: 6m。

6.HDPE How is a double-wall corrugated pipe installed?

Notch -> Lower pipe -> Connect -> Water closure test -> Backfill.

The elastic function of bellows expansion joints is primarily achieved through the bellows itself. The functionality and strength design of bellows expansion joints largely depend on the design of the bellows. Different designs and combinations of bellows can enable them to stretch, contract, or bend, thereby forming bellows expansion joints in three basic modes: axial, lateral, and angular.

Compensatory You Corrugated pipes of this type can only withstand very low pressure; therefore, people often employ a “reinforcement” method—namely, by... You Add reinforcing members to the outside of the corrugated pipe. ( Generally referred to as armor rings and reinforcing rings. ) Selecting a multi-layer structure or increasing the thickness of the bellows can also enhance the bellows' ability to withstand internal pressure; however, increasing the thickness will significantly reduce the bellows' fatigue life and stiffness.

Jiangsu Yaxing Bellows Co., Ltd. is a specialized enterprise engaged in the design and manufacture of stainless steel metal hoses, bellows, silencers, desulfurization damper doors, expansion joints, compensators, conveyors, dust collectors, non-metallic compensators, and dampers. Our products are widely used in industries such as petrochemicals, power generation and heating, iron and steel metallurgy, cement, and construction. The company boasts a wide range of advanced production, processing, and testing equipment, strong technical expertise, rigorous scientific management, superior product quality, and excellent after-sales service, earning the trust of our customers. We enjoy a high reputation in the cement and power sectors, and our products have been successively selected for key national projects including Yanshan Petrochemical, Qilu Petrochemical, Gezhouba Water Control Project, Three Gorges Xiaolangdi Project, Zhejiang San Shi, and Hubei Xinhua.

Jiangsu Yaxing

Address: Qingdun Industrial Park, Hai'an City, Jiangsu Province

Phone: 86-513-88483622 ，86-513-88480666,

86-513-88480999

Fax: 86-513-88482423

Email: yx@ntyxbwg.com