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 Documentation (ESKD) are governed by specific GOST standards to ensure uniformity across all engineering and construction sectors. 1. Fundamental Standards gost ramki eskd
: Specifies the title block (основная надпись) and the internal drawing frame dimensions. According to GOST 2
: Defines the standard sheet formats (A0 to A4) and the external border of the drawing. : Dictates the line weights used for the
: Dictates the line weights used for the frame (typically a continuous thick line for the internal frame). 2. Frame Dimensions and Layout