Covers introduced as alternative to wood sections measure 6 ft long, 18 in. wide and 3 in. deep, and are fabricated from two sheets of Noral 54SO aluminum alloy; results of tests and of use on France Fenwick collier Kentwood.
Aluminium hatch covers
Shipbldg Shipg Rec
Shipbuilding and Shipping Record ; 85 , n 19
1955
Article (Journal)
English
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