stri - surf
- superduty steel
- superficial area
- superficial expansion
- superficially decarburized
- superfine drawing
- superfine fraction
- superfine powder
- superfines
- superfinishing
- superfluxed sinter
- superfusion
- superheater
- superheating
- superimposed core
- superintendent
- superior quality
- superlattice lines
- superlattice transformation
- superplastic behavior
- superplastic effect
- superplastic forming
- superplasticity
- superposed force
- superpressure
- superpurity metal
- superquench oil
- superrefractory
- supersaturated
- supersaturated alloy
- supersaturated austenite
- supersaturated beta
- supersaturated phase
- supersonic soldering
- superstructure lines
- superstructure of furnace
- superthickener
- supervising work
- supervisory lamp
- supplementary air
- supplementary cooling