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No matter it is cold-formed sheet pile or hot-rolled sheet pile, all the sheet piles could not be 100% waterproof. Sealant could be used to the interlocks if the waterproof requirement is high.
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Combi wall system is a kind of retaining wall, which could provide much higher section properties (moment of inertia, section modulus) than traditional sheet pile walls. It is often used in marine projects and harbor projects where there require long sections. It is usually divided into two different system: HZ combi wall and OZ combi wall.
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Raw material re-test (mechanical & Chemical), on-line UT, manual UT, RT & MT are available upon clients’ request.
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All kinds of steel suitable for manufacturing the sheet piles and pipe piles are available in our company. Chinese GB standard, EN standard, ASTM standard, AS/NZS standard or Canadian standard are all available. Client could also provide their own standard so that we could develop.
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a) By coating b) By using marine grade material c) Cathodic protection