BS 3915:1965

Two categories; materials; design stresses; design of shells; flat ends; conical ends; domed ends; spherically domed and bolted ends; openings and branch connections; bolted flanged connections; flat tube plates; welded joints; final design appraisal; manufacture; inspection and tests of components and completed vessels, including radiographic examination and pressure testing; automatic pressure relief devices. Welding procedure qualification, welder and operator performance qualification, production weld tests; plate pressing procedure tests; ultrasonic inspection of plates; selection of economical flange proportions.