DescriptionReduced Base Arc Stud – Plain / AS 1554.2 / Class 4.8The Reduced Base Arc Stud is engineered for precision and performance in demanding welding applications. Designed to meet AS 1554.2 Class 4.8 standards, it provides a reliable fastening solution where clearance and space are limited around the stud.ApplicationsWear platesConstruction and infrastructure projectsElectronic and automotive assembliesApplications requiring limited space around the studFeaturesReduced base design minimises shank diameter for tighter clearance holesFlux ball at the end enhances weld stability and strengthShank length before weld approx. 3–4mm longer for improved performanceComplies with AS 1554.2 / Class 4.8 standardsTechnical DrawingIncludes dimensions for diameter (d1, d2), thread length, and point length to assist with precision fitting and weld planning.SpecificationsPartQFindDiameter (d1)Reduced Base (d2)Thread LengthPoint LengthLength Before WeldLength After WeldMSSMSRDM160040SRD164016mm13.2mm33mm10mm43mm40mmSizeM16 x 40Material & FinishMaterial: Plain Carbon Steel (AS 1554.2)Class: 4.8Finish: Plain (Uncoated)
