Blancos Negros De Acero :: Productos de Acero

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Blancos Negros De Acero

Las tuberías de acero se dividen en:

gasolina de acero (single negro,

cincáneo ordinario, negro reforzado, cincán reforzado;

soldaduras de acero;

Sin acero.

Tubos de acero (gas) (GOST 3262-46)

Los tubos de gas negro y zinc se utilizan para tuberías, gasoductos, sistemas de calefacción y partes estructurales.

El tubo normal se calcula a 16 kg/cm2 presión de prueba hidráulica y 25 kg/cm2.

Las tuberías de zinc son pesadas de 3 a 4% en negro; deben tener un recubrimiento completo de zinc en la superficie exterior e interior.

Las tuberías se entregan en longitud 4-7 m. 10 por ciento de tubos de 3-4 m de largo se permiten.

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