05052025

How to connect HDPE double-wall corrugated pipe if it is broken?

This paper introduces the connection method of the heat shrinkable belt after the fracture of HDPE double-wall corrugate...

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05052025

How to control the elevation of HDPE double-wall corrugated pipe?

Explain the HDPE double-wall corrugated pipe elevation control method in detail, covering the basis of design calculatio...

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05052025

How to repair HDPE double wall corrugated pipe

This paper introduces the repair methods of small holes and cracks in HDPE double-wall corrugated pipes, explains the re...

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05052025

How to sample HDPE double-wall corrugated pipe, sampling method of HDPE double-w

The sampling method of HDPE double-wall corrugated pipe is introduced in detail, covering the sampling points according ...

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05052025

What materials are there for double wall corrugated pipes?

Detailed introduction of a variety of materials of double-wall corrugated pipes, covering common HDPE, UPVC, steel belt ...

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05052025

Is HDPE double wall corrugated pipe UV resistant?

Answer whether HDPE double-wall corrugated pipe is resistant to ultraviolet rays, analyze the protection principle of ul...

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05052025

What is the role of adding carbon black to HDPE double-wall corrugated pipe?

Demystify the effect of adding 2% - 3% carbon black to HDPE double-wall corrugated pipes, including anti-ultraviolet ray...

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05052025

Product features and product application scope of AD PVC-U double-wall corrugate

Contact number: 17399989993 AD PVC-U double-wall corrugated pipe adopts high-quality polyvinyl chloride material, which ...

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05052025

Modified High Density Polyethylene (HDPE-M) Double Wall Corrugated Pipe for Buri

Contact number: 17399989993 modified high-density polyethylene (HDPE-M) double-wall corrugated pipe (formerly nano-modif...

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25042025

Detailed explanation of trench excavation width of bellows

Detailed explanation of 600, 300, 400 and other specifications of corrugated pipe trench excavation width, the allowable...

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25042025

Does HDPE double-wall corrugated pipe construction need a cushion?

HDPE double-wall corrugated pipe construction must lay sand cushion (100mm) or crushed stone cushion (150mm) to disperse...

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26042025

HDPE雙壁波紋管內(nèi)壁顏色不同有什么影響？

HDPE 雙壁波紋管內(nèi)壁顏色（藍(lán) / 黃 / 黑等）僅為廠家區(qū)分產(chǎn)品，與質(zhì)量無關(guān)！外黑內(nèi)藍(lán)是常見搭配，優(yōu)質(zhì)管材核心看原料與工藝。選公元 PE 雙壁波紋管（武漢廠家），多顏色可選，嚴(yán)格遵循國標(biāo)，品質(zhì)有保障！

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