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Identification of the cause of water leakage in water pipes

Identification of the cause of water leakage in water pipes-Materials & Products-CAS Testing Technical Services (Hong Kong) Company Limited

Causes of water leakage from water pipesAppraisal Background

Water pipe leakage refers to the abnormal flow of water from cracks, joints or damaged areas of water pipes. This is usually due to a problem with the water pipes or their connections, which prevents water from being properly contained within the pipes and instead leaks into the surrounding environment.

There are many reasons for water pipe leakage, including material quality, construction and installation problems, improper operation and management, aging of pipes, and external damage. Leaking water pipes will not only cause water waste, but may also cause property damage, such as damage to furniture, floors, walls, etc., and may even affect the stability of the building structure. In addition, continuous water leakage may become a breeding ground for bacteria and mold, affecting the hygiene of the living environment.
In the case of water pipe leakage cause identification cases, Zhongke Testing can provide water pipe leakage cause identification services.

Causes of water leakage from water pipesAppraisal Scope

PP-R pipe, copper pipe, galvanized pipe, PVC pipe, stainless steel pipe, etc.

Causes of water leakage from water pipesAccreditation criteria

GB/T 18033-2017 Seamless copper water pipe and copper gas pipe
GB/T 3039-1994 Asbestos cement water pipe and its joints
GB/T 41486-2022 Corrugated metal hose for domestic drinking water pipes
GB/T 28604-2012 Rubber seals for drinking water pipeline systems
JB/T 14295-2022 Polyethylene water pipes for sprinkler irrigation
QB/T 2480-2022 Rigid polyvinyl chloride (PVC-U) rainwater pipes and fittings for construction
JB/T 13781-2020 Engineering machinery water pipes Technical specifications
SJ/T 31448-2016 Water supply pipeline integrity requirements and inspection and assessment methods
JC/T 1044-2007 Metal corrugated connection water pipe
HG/T 4337-2012 Solvent-free liquid epoxy coating for steel water pipelines
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Causes of water leakage from water pipesAuthentication case

At the end of last year, Zhao purchased a residential property located on the fourth floor. Soon Zhao moved in. However, only half a year later, problems arose. It turned out that the residents downstairs reported that water leaked from the ceiling of their home, and now the ceiling, wallpaper, home appliances, etc. have been damaged. In desperation, Zhao contacted the community property management company for repairs. However, within a few months, the water pipe in the bathroom burst again, and the furniture in the house downstairs was severely damaged. After these two leaks, nearly 200,000 renovation costs were incurred.
But at this time, the property management company and the real estate company began to blame each other, believing that the other party was responsible for the water leakage, and were unwilling to pay the expenses. So Zhao resorted to legal action and took both companies to court. After receiving the commission from the court, the
quality analysis expert team went to Zhao's home to identify the leaking water pipe. After laboratory testing, it was found that the cracked water pipe wall thickness was uneven, which would lead to a decrease in the water pipe's ability to withstand pressure and cause the water pipe to rupture. The quality of water pipes does not meet national standards.

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