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eskuliburuak - Erabili.com

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9. Torlojuakt9.3 Hariztatu beharreko zuloen sakoneral(M eta b ) planoetan jarri beharreko kotak(t) /UNE-EN-ISO 6410-en arabera omiti daiteke(t) sakonera handiagoa nahi izanez gero, akotatu eginbehar dabcd (Barautsa)120ºMb = 2 . Haria Mt = b . 1,25 (UNE-EN-ISO 6410-ren arabera)c (Hari neurria < = 1,75) = Hari neurria . 10c (Hari neurria > 1,75) = Hari neurria . 10 + 2 . Hari neurriad ∅ barautsa = Hari metrikoa M - Hari neurriaM3M4M5M6M8M10M12M16M20M24M30M36M42M48M56M64HariNeurria0,50,70,811,251,51,7522,533,544,555,56b Hariat c d l681012162024324048607284961121287,51012,5152025304050607590105120140160578101315182430364248546066722,53,34,256,88,510,21417,52126,53237,54350,5588,21113,716,42227,53344556682,599,2116132,5154,5176,8Torlojutze luzerak: altzairurako c ≈ 1 ⋅ d ; burdinurtu griserako c ≈ 1,3 d; metalbigunerako c ≈ 2 d-tik 2,5 d-ra arte.246

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