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Drawing borders in the Unified System for Design Documentation (ESKD) are governed by specific GOST standards to ensure uniformity across all engineering and construction sectors. 1. Fundamental Standards
: Defines the standard sheet formats (A0 to A4) and the external border of the drawing. gost ramki eskd
According to GOST 2.104-2006 , every drawing must have an internal frame with the following margins from the sheet edge: : 20 mm (reserved for binding/filing). Top, Right, and Bottom Margins : 5 mm each. Sheet Format Sheet Dimensions (mm) Orientation Rules A4 210 × 297 Vertical only (title block along the short side) A3 297 × 420 Horizontal or Vertical A2 420 × 594 Horizontal or Vertical A1 594 × 841 Horizontal or Vertical A0 841 × 1189 Horizontal or Vertical ОСНОВНЫЕ НАДПИСИ ГОСТ 2.104— Drawing borders in the Unified System for Design
: Dictates the line weights used for the frame (typically a continuous thick line for the internal frame). 2. Frame Dimensions and Layout According to GOST 2
: Specifies the title block (основная надпись) and the internal drawing frame dimensions.