Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 238
of stiffness in the shell, without making use of an unreasonable numberof girth joints. Builders occasionally advocate the two-course type on the ground that whena boiler is under 18 feet in length, there is very little room left, in a three-course shell, for riveting on the steam flanges and the… … Fig. 7. — Three-course Boiler in Setting. [ Girth joints well away from bridge wall.] few builders have ever suggested it. So far as the cost of the boiler is concerned, there does not appear to beany reason for preferring either type; for the slightly increased cost of theplates, in a two-course…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
