Reduced Loadability of Countersunk Socket Head Cap Screws.

Alexander Sharp B.Eng (Mechanical) UTS Fasteners with reduced loadability have the material properties in accordance with an appropriate standard but are unable to achieve full tensile capacity due to geometry.

Flat Head Socket Cap Screws, Stainless Steel - Fastenal

M8 x 14mm Hexagon Socket Countersunk Head Screw

Hex Socket Countersunk Head Screws SVFCS, NABEYA BI-TECH

Why Bolts Break

ASTM A193 Grade B8 Countersunk Screws - Boltport Fasteners

M5-0.8 x 10mm Flat Head Socket Cap Screws, Class 10.9 Black Oxide

ASTM A325/M WEATHERING STEEL STRUCTURAL ASSEMBLIES

Din 6912 – Socket Head Cap Screws With Center Hole Low Head

BN 4851 - Screws and bolts with internal drive

Why 10.9 Bolts?