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Subject: bend, self-tightening seal Пожалуйста, помогите перевести.
Выражение встречается в следующем контексте (вообще, в документе идет речь об изоляции труб):The metal sheet shall be suitably rolled, flanged and secured in place with self-tapping screws on 150mm. At longitudinal joints, the metal sheets shall be overlapped and clamped "male and female", whereas at circumferetial joints it shall be simply overlapped. The overlap of metal sheet shall anyway be
As an alternative, it shall anyway be 50mm, and at longitudinal joints they shall have the outer portion facing downwards to allow for rain water.
As an alternative, it shall be secured with 12x0.6mm metal bends spaced 250mm, and tightened with clamps or self-tightening seals. Заранее спасибо :о)
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