Illinois Society of Architects · Chicago · leaf 196
s are understood to be madeby the cupola process. Chemical Properties. 2. The sulphur contents to be as follows: Light castings not over 0.08 per cent. Medium castings.... 0.10 Heavy casting 0.12 Classification. 3. In dividing castings into light, mediumand heavy classes, the following… … cliange of mixture during the heat, one setof two bars shall also be cast for every mix-ture other than the regular one. Each setof two bars is to go into a single mold. Thebars shall not be rumbled or otherwisetreated, being simply brushed off beforetesting. Method of Testingr. 7. The transverse…
Architecture · Building · Architects
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