Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 51
.; sulphur,.025 per cent.; phosphorus, .10 per cent. Steel having more than .18 per cent,carbon is not used. The material is received from the steel mills in solid pieces about ten feetlong and four or five inches in diameter. The first step in the manufacture ofthe tube is to cut these long bars… … CAST STBBLROLLS JoDIA. SOLID BILLBT
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
