Dimensions, tolerances, surface texture, materials, assembly and hygienic requirements for welded and expanded type male parts and liners, nuts and gaskets for screwed couplings with trapezoidal threads, intended for use with stainless steel tubes specified in BS 4825:Part 1, over a tube within the outside diameter range 12 to 101.6 mm.
BS 4825-4:1977
Original price was: $264.16.$132.00Current price is: $132.00.
Specification for stainless steel pipes and fittings for the food industry-Screwed type couplings
BSI Group , 12/31/1976
Pages: 15
