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Tapping and plugging
| Глоссарий терминов смазочных материалов |
Refers to the use of a non-tapered tap, known as a bottoming or plug tap, after starting threads with two previous tapered taps.
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Temper oil/martempering oil, английский
Heavy mineral oil kept at relatively high temperatures for long periods of time, suitable for tempering operations. hot metal is placed in a bath of oil, at a temperature of 400-600°f, after which the metal and oil are permitted to cool slowly; in the alternative, the hot bath may be used to heat the metal slowly and uniformly without oxidizing the surface.
Tapered pad/land bearing, английский
A fixed pad (land) bearing in which the surfaces of the pads are tapered to promote the establishment of a hydrodynamic film.
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