DIN-7504标准规范

DIN9copePrevious editionsAmendmentsCommittee210010on system for fastenersmative releand field ofThe standard has beenn theyad trble ofdard aredsel-dnilingThis standard has been prepared by the NormenausschuBohrschrauben mit Blechschrauben-Gewinde:Male.Antorderungen,PrifungDescriptors:Self-driling tapping screws tapping screws,fastenersof thDIN EN 10 083-2DN17210MechanischeDimensions,reguirements and testingSelf-drilling tapping screwsContinued on paoes 2 to 6身一wgprecessed pan head tapping screwsCase hardening steel:Hexagon washer head tapping screwsVerbindPonerta:CiectrnPsirdCoaitns(Fasteners Standardon for Standardization (SO)a comm7504愕September 1995Page 2 DIN 7504The DIN 4000-2-1 tabular layout of article characteristics shall apply to scn2 Dimensions and designationsType H or Z cross recType H or Z cross recessType H or Z cross recessTable 1:Screw types and designationSO 7049Example of designation