ГОСТ 12820-80 Gost 12820-80

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  • Create Date 2023-08-11
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ГОСТ 12820-80 Gost 12820-80

Gost flat flange datasheet  ГОСТ12820-80. Конструкция и размеры. Steel plane welded flanges for P from 0,1 to 2,5 MPa (from 1 to 25 kgf/cm2)