Gunnison Gazette | 1914-03-27 | Page 4 | Peculiarity of Cast Iron

Peculiarity of Cast Iron. Singularly erjough. cast iron, never considered ve!T strong, and thought by most people '.o be far less durable than steel. Uiproves 'greatly In strength whe" ubjected to constant shocks. Thi? as proved by guns of various ages n.d service. Guns tried a month af'e? casting burst at the seventieth nV eightieth discharge. Other guns - "iich had been in use for six years, It-Jed to burst after 2.000 or 3,000 r'f.iiarges, and cast Iron bars, afte' jeing subjected to shocks, frequentl gain 100 per cent, in strong!!' flut, in sill cafes, the cast iron vvl :r,i pre 'ed ylrcngesf was cant iron w'-i :h had "a l.olij .v" it) ho- i w ( n i'.e !:.-i r.l w !-'