pounds nominal internal diameter
REVISED SUBSIDIARY LEGISLATION 444EB
The Kingston Improvements Act
pounds nominal internal diameter per linear yard % inch 3 4 inch 5 1 inch 7 1} inches 9 1} inches 12 2 inches 16 (2) lead pipes used for other purposes shall comply with british standard no. 602 (1949) or its equivalent. 35. asbestos cement pipes w
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Section 50