. Canadian forest industries 1903. Lumbering; Forests and forestry; Forest products; Wood-pulp industry; Wood-using industries. No. 86 Steel Chain (Cast Steel Log Spurs). Rivets tf", side bars i^x^", 8« pitch, center (cast steel) 2^x6'' pitch. Spurs q point to point. No. 80 Steel Chain Is 8» pitch similar to above, except that solid link is a drop steel forging atld the pin is \%» in_d,ameter (like illustration) and is fixed in position connecting side bars, presenting a large wearing surface for solid link. Side bars 2X1 %' Taking a safety of 4^" this chain gives a 10,000 lbs.
. Canadian forest industries 1903. Lumbering; Forests and forestry; Forest products; Wood-pulp industry; Wood-using industries. No. 86 Steel Chain (Cast Steel Log Spurs). Rivets tf", side bars i^x^", 8« pitch, center (cast steel) 2^x6'' pitch. Spurs q point to point. No. 80 Steel Chain Is 8» pitch similar to above, except that solid link is a drop steel forging atld the pin is \%» in_d,ameter (like illustration) and is fixed in position connecting side bars, presenting a large wearing surface for solid link. Side bars 2X1 %' Taking a safety of 4^" this chain gives a 10,000 lbs. working strain. Log spurs same as No. 86 or of heavy forged pin of N0. 80 chain. Stee'' sPread desired. No. 1050 and 1075—Giant Chains, Detachable. Not recommended for salt water—but there is no better chain for fresh water. Forged Refuse Chains. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Don Mills, Ont. : Southam Business Publications
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectforestsandforestry
