Proceedings of the American Electric Railway Engineering Association ... containing a complete report of the ... Annual Convention, held at .. (1911)
American Electric Railway Engineering Association. Convention, American Electric Railway Association · New York, N.Y. : American Electric Railway Association · leaf 290
re than three-quarters (24) inch from the center of the gauge length, as indicated by scribe scratches marked on the specimen before testing, a re-test will be allowed. re-treating: 14. If the physical properties of any test lot of forgings do not con- form to requirements specified in Section 9… … Fig.l IV. Finish finish : 15. The forgings shall be free from injurious defects and shall have a workmanlike finish. V. Marking marking : 16. (a) Each billet shall be legibly stamped with an identification number representing melt, which shall be transferred to the final forging immediately after…
American Electric Railway Engineering Association · Electric railroads · Street-railroads
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
