Dimensions and weights of bends, elbows, tees, angle branches, crosses, condensate receivers, hatchboxes, plugs and caps for water, gas, sewage, etc. Grades A, B, C and D; internal diameters (3 in to 48 in.). Quality of metal, mode of casting, test requirements, coating, testing facilities.
BS 78-2:1965 history
0000 BS EN 545:1995
1988BS 4772:1988 Specification for ductile iron pipes and fittings
1965BS 78-2:1965 Specification for cast iron spigot and socket pipes (vertically cast) and spigot and socket fittings - Fittings