Both the external and internal threads taper at between 0.666 inch per foot and 1.0 inch per foot, and have a stab flank and load flank angles that are equal to about 33ΒΊ.
Seal with leakage vent
- Publisher
- Elsevier Science
- Year
- 2006
- Tongue
- English
- Weight
- 130 KB
- Volume
- 2006
- Category
- Article
- ISSN
- 1350-4789
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β¦ Synopsis
The current work, which is studying metal-tometal lubricated contacts, has developed a technique using atomic emission spectroscopy with inductively coupled plasma (ICP-AES). This permits very accurate assessment of the wear particles in the oil. The results so far have demonstrated good repeatability and have been compared with alternative measurement methods. More details of the test method and results obtained can be found in Reference 1.
The method of wear measurement discussed in this work is very specific to the sliding pair combination being tested. However, the basic test method provides an interesting approach as seal testing presents the same problem. It is usually very difficult to accelerate material testing without creating unrealistic loads. Increasing the speed increases the lubrication often to the benefit of the mating pair and not the test period. This paper may provide the source of ideas for some new approaches to this ever-present problem.
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