This standard applies to the drawing of electric light source product drawings (hereinafter referred to as "drawings"). Drawings should be drawn in accordance with the national standards GB 126~138~74 "Mechanical Drawing", GB 1182~1184-80 "Shape and Position Tolerances", GB 1800~1804~79 (Tolerances and Fits). The format of the drawings and The filling method should be in accordance with the departmental standards ZBK 70003-85 (Method for Preparation of Design Documents for Electric Light Source Products), ZBK 70004-85 "Method for Preparation of Process Documents for Electric Light Source Products", ZBK 70005-85 "Patterns and Technical Documents for Electric Light Source Products" be carried out in accordance with the provisions of the "Change Rules".
QB/T 3573-1999 history
1985QB/T 3573-1999 General requirements for drawings of electric lamps