自攻钉知识与底孔计划

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1、®TAPTITEIISCREWSPages4&5AdvantagesApplications®TAPTITEIITRILOBULAR™thread-rollingscrewsroll-formPracticallyeliminateschips.LowAllductilemetals,diecastingsstrong,highintegritythreadsindrilled,punchedorcoreddrivetorque;highstrip-to-driveandpunchextrudedmetals.holes

2、inductilemetalsandcastings.Aseachlobeofaratio.Excellentresistanceto®TAPTITEIIscrewmovesthroughthepilotholeinthenutvibrationalloosening.Elimina-material,itformsandwork-hardensthenutthreadmetaltionofadd-onlockingdevices.producinganuninterruptedgrainflow.Byelasticre

3、covery,Reusable.Lowerin-placemetalfillsinbehindthelobe,providingagreaterareaoffastenercosts.threadcontactwithexceptionalvibrationresistanceandfasteningstrength.®DUO-TAPTITESCREWSPages6&7AdvantagesApplications®Allductilemetals,diecastingsDUO-TAPTITETRILOBULAR™thre

4、ad-rollingscrewshaveEasyentry,positivealignmentgenerouslobulationatthescrewpointforeasyentryandandconsistentstartingstability.andpunchextrudedmetals.optimumformingactionplusreducedlobulationintheLowerstartingendpressure.screwbodyforincreasedholdingpower.Astabiliz

5、ingHigherstrip-to-driveratio.threadinsuresready,alignedentryintothepilothole,withHigherprevailingtorque.Excel-easypickupandminimalstartingendload.Inextensivelentresistancetovibrational®laboratorytests,DUO-TAPTITEscrewsconsistentlysur-loosening.passconventionalthr

6、ead-formingfastenersineveryareaofdemandingperformance.®®EXTRUDE-TITE,TAPTITECASCREWSPages5,13&14AdvantagesApplicationsTAPTITE®CAPointTRILOBULAR™threadrollingscrewsLowstartingtorqueandinitialForextremelyrapidholehaveagimletpointforusewhenclearanceholesandpilotendl

7、oad,desirablefeatureswithfinding;forapplicationswithholesarenotinline.EXTRUDE-TITE®screwshavelesslargediameterfasteners,arefloatingnutmembers;whereTRILOBULAR™shapeandalsohaveagimletpointforuseinprovidedbyasecondthreadclearanceandpilotholesaremoredemandingsheetmet

8、alapplicationsorinapplicationsformingtaperandbytheinitiallyoutofline;orwherea®withminimallengthofengagement.EitherfastenercanbeTAPTITEIIstepinthepoint.sheetofm