درباره ما
MIL-PRF-27407C
PROPELLANT PRESSURIZING AGENT, HELIUM
| contributor author | AIR FORCE - 05 - SAF/AQR Deputy Assistant Secretary (Science, Technology and Engineering) | |
| date accessioned | 2017-09-04T17:51:29Z | |
| date available | 2017-09-04T17:51:29Z | |
| date copyright | 39050 | |
| date issued | 2006 | |
| identifier other | EZPWJBAAAAAAAAAA.pdf | |
| identifier uri | http://yse.yabesh.ir/std/handle/yse/174731 | |
| description abstract | This specification covers the requirements for two grades and two types of helium.Intended Use: Type I, Grade A helium is intended for pressurization of rocket engine propellant systems, space vehicles and associated ground support equipment, welding and other shielding gas operations. Type I, Grade B helium is intended for use as a respirable breathing gas for divers during deep excursions into the oceans. Type II helium is intended for use as a cryogenic coolant in specialized test and measurement equipment. | |
| language | English | |
| title | MIL-PRF-27407C | num |
| title | PROPELLANT PRESSURIZING AGENT, HELIUM | en |
| type | standard | |
| page | 8 | |
| status | Active | |
| tree | AIR FORCE - 05 - SAF/AQR Deputy Assistant Secretary (Science, Technology and Engineering):;2006 | |
| contenttype | fulltext | |
| subject keywords | Aerospace | |
| subject keywords | Breathing | |
| subject keywords | Coolant | |
| subject keywords | Cryogenic | |
| subject keywords | Cylinders | |
| subject keywords | Divers | |
| subject keywords | Space vehicle |
