Iron and Steel in Sweden / 20 (1920) - Tema: Business and Economy, Metals Table of Contents / Innehåll | << Previous | Next >>
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Furnace and Siemens-Martin foundry.

mill at Björkborn. In the years immediately after his death heavy machine-tools were
procured, by means of which the maximum dimension of the guns made was increased
from 15 cm (6 in.) to 30.­­­5 cm (12 inches).
Some time after this the steel foundries were reconstructed, so that it became
possible to cast pieces weighing 65 tons.
In 1910 a pressing departement was built for heavy projectiles up to 30.5 cm, and the projectile department was extended in other respects too.
In 1912 a shop was built for the cementation and treatment of armoured plate. At present, plates 120 mm (5 in.) thick, 2,800 mm (112 in.) wide
and 4-6 metres (13-19 ft.) long can be produced. The dimensions are determined by the
rolling weight of the ingots which, at present, must not
exceed 13 to 13½ tons.
During the late war Bofors


Hall’s Anchors.

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