GB/T 44847-2024 Heavy mechanical—Design requirements for forging

GB/T 321-1980 Preferred numbers and preferred number series GB/T 321-2005 Preferred numbers—Series of preferred numbers GB/T 1182-1996 Geometrical tolerancing—Generalities, definitions, symbols, indications on drawings GB/T 1182-2008 Geometrical Product Specifications(GPS)—Geometrical tolerancing—Tolerances of form, orientation, location and run-out GB/T 1182-2018 Geometrical product specifications(GPS)—Geometrical tolerancing—Tolerances of form,orientation,location and run-out GB/T 4458.4-2003 Mechanical drawings—Dimensioning GB/T 4458.5-2003 Mechanical drawings—Indication of tolerances for size and of fits GB/T 8541-1997 Terminology of forging and stamping GB/T 8541-2012 Terminology of forging and stamping GB/T 16675.2-1996 Technical drawings—Simplified representation—Part 2:Dimensioning GB/T 16675.2-2012 Technical drawings—Simplified representation—Part 2:Dimensioning GB/T 37400.8-2019 Heavy mechanical general technical specification—Part 8:Forgings GB/T 37400.9-2019 Heavy mechanical general technical specification—Part 9:Machining parts NB/T 47008-2017 Carbon steel and alloy steel forgings used in pressure equipment NB/T 47008-2010 Carbon and alloy steel forgings for pressure equipments