Award winner
Stainless steel pipes for water intake
 Applicant: NAS Engineering Co., Ltd.
Reason for selection:
This project involves the construction of rainwater holding pipes as part of upgrade work of sewage systems. Two conduit pipes drain excess rainwater caused by downpours into stainless steel pipes of 1,900mm and 2,700mm in diameter. These stainless steel pipes swirl and run the rainwater down along their walls to holding pipes installed 21meters and 26 meters below, thus reducing falling energy of water.
Due to its high strength and durability, stainless steel has been selected for this project over FRP, the conventional material.
This is a good example to indicate that stainless steel can make social contributions in case of natural disaster and has created a new market.
Stainless steel types used: SUS304

Consumption: 48,000 kgs per unit

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