03 Arandelas

05 - Arandelas Doble Biselado DIN 125B

Dimensional DIN 125A - TIPO A y TIPO B - Fornis.jpg

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Codigo : C005

Las arandelas Biseladas Fornis son utilizadas en la construcción de dispositivos mecánicos y su objeto es dar una mejor presentación al producto, si bien son consideradas arandelas de vista, el golpe que se le aplica en su fabricación, les confiere una dureza superior a la estandar.

Fabricadas con doble biselado (bordes interior y exterior), cuidando mucho los detalles para poder ofrecer, de esta manera, un producto que satisface las necesidades de los clientes más exigentes.

Las arandelas fabricadas en acero de bajo contenido de carbón, tienen la siguiente composición química:
Carbonato 0,08 - 0,13
Fósforo máx. 0,06
Manganeso 0,30 - 0,50
Azufre máx. 0,05

La dureza de las arandelas es de 85 a 96 HRB ( Rockweil "B" ) equivalente a 225 Vickers.

La resistencia a la tracción es de 36,6 a 42,2 Kg. por milímetro cuadrado.

El límite de fluencia es de 23,6 a 38,1 Kg. por milímetro cuadrado.

El alargamiento s/50 mm es de 38 a 20,6%

La estricción es de 53 a 62,7%

Para una mejor presentación las arandelastienen un tratamiento superficial de zincado pasivado azul (plateadas) o zincado pasivado amarillo (doradas) también llamado bicromatizado.

La capa de este recubrimiento es de 7 a 9 micrones y con una resistencia a la niebla salina de 96 horas.

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