Scully blue book: catalogue of iron, steel, machinery, heavy hardware, tools and supplies, with valuable and accurate reference tables (1910)
Scully Steel & Iron Co. · Scully Steel & Iron Co. · leaf 92
60,950 - 20.4 IK 52,500 57,750 66,400 22.2 lA 57,000 62,700 72,100 24.0 • IK 61,700 67,870 78,050 26.7 lii 66,500 73,150 84,120 28.5 134 71,600 78,760 90.575 31.0 Safe working load should be about one-half of proof test.The breaking strain is about double the proof test.Prices quoted on… … ALL CHAIN HAND FORGED. This chain is made in Sweden, by a new process, from the highestgrade of metal. Swedish Iron Chain has long been considered a mostsatisfactory and economical chain. On account of its ductility it willnot snap suddenly, but the links will be drawn out straight before…