| タイトル | Identification of Aircraft Tubing by Rockwell Test |
| 本文（外部サイト） | http://hdl.handle.net/2060/19960023477 |
| 著者（英） | Knerr, Horace C. |
| 著者所属（英） | National Advisory Committee for Aeronautics |
| 発行日 | 1930-06-01 |
| 言語 | eng |
| 内容記述 | Seamless steel tubing is today the principal material of construction for aircraft. The commercial grade of tubing containing about 0.10 to 0.20% carbon at first used is being superseded by two grades which are approved by the army and navy, and which are also becoming standard for commercial airplanes. |
| NASA分類 | Aircraft Design, Testing and Performance |
| レポートNO | 96X71183
AD-B204801
NASA-TM-111285
NACA-TN-342
NAS 1.15:111285 |
| 権利 | No Copyright |
