Bolts, nuts and threaded rods - torque, tension and loads.
Engineering related topics like Beaufort Wind Scale, CE-marking, drawing standards and more.
ANSI/SO, DIN and JIS bolts.
Metric steel bolts, screws and studs - proof and tensile strength.
Lubrication effect on bolt tension and torque.
Metric versus Imperial equivalent screw dimensions.
ANSI/ASME B1.1 Unified National Thread - UNC Coarse series and UNF Fine series.
Hex Bolt, Lag Bolt, Square Bolt and Heavy Hex Bolt.
Recommended bolt torques.
Machine screw diameters.
Machine screw diameters.
Wood screws - nominal sizes vs. diameters.
Hard wood and soft wood pilot holes, shank clearance holes and countersink diameters.
Allowable withdrawal load force.
Convert between US Inches and metric mm wrench and spanner sizes.
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