Answer»
- Babbit metal
- Bright steel
- High speed steel
- Babbit metal is a tin base white metal which contains 88% tin, 8% antimony and 4% COPPER .This is mainly used as a bearing metal.
- Bright steel contains 0.05 to 0.45% carbons and up to 0.2%lead.It is used for making set screws, bolts, PINS which withstand high loads at longer TIME.
- High speed steel is an alloy of 18% tungsten, 4% chromium,1% vanadium,4%cobalt and 0.7% carbon. This is generally used for making machine tools like lathe, planer, shaper, taps , drills and milling CUTTERS.
|