Craft, Trades & Making · Mechanical Repair
A topic within Mechanical Repair, itself one of 9 topics in that field and part of Craft, Trades & Making.
2 works
Richard T. Barrett
Derives bolt torque and preload from thread geometry and material strength, arguing that a fastener's holding power is a calculable engineering property rather than a matter of tightening it hard.
link checked 17 Sept 2026National Bureau of Standards
Documents the standardization effort that made a bolt from one factory fit a nut from another, arguing that interchangeability is itself the engineering achievement, not a byproduct of good machining.
link checked 17 Sept 2026