Essentials of drafting; a text and problem book for apprentice, trade and evening technical schools (1918)
Svensen, Carl L. (Carl Lars), 1884- · New York, D. Van Nostrand company · leaf 49
fter than whiteiron and is easily machined. It contains from 0.5 per cent to1 per cent of combined carbon up to 2 per cent. 31 32 ESSENTIALS OF DRAFTING Properties of Cast Iron. — Cast iron is the most useful ofmetals, as it can be readily melted and east into any desired formby first making a… … Fig. 73 Fig. 74 rigidity and weight are required. Cast iron cannot be weldedand has very little elasticity, so that it is not adapted for usewhere shocks and sudden loads are to be cared for. Cast iron has a crystalline structure, and when cooling thecrystals form at right angles to the surface.…
Mechanical drawing
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