BS 4114:1967(2000) Specification for Dimensional and quantity tolerances for steel drop and press forgings and for upset forgings made on horizontal forging machines
1999BS EN 10243-1:1999 Steel die forgings. Tolerances on dimensions. Drop and vertical press forgings
1967BS 4114:1967 Specification for dimensional and quantity tolerances for steel drop and press forgings and for upset forgings made on horizontal forging machines