BS 4825-4:1991+A1:2009

This standard BS 4825-4:1991+A1:2009 Stainless steel tubes and fittings for the food industry and other hygienic applications is classified in these ICS categories:

• 67.260 Plants and equipment for the food industry
• 77.140.75 Steel pipes and tubes for specific use

This Part of BS 4825 specifies the dimensions, tolerances, surface finish, materials, assembly and hygienic requirements for welded and expanded type male parts and liners, and nuts and seals for threaded IDF type fittings for the food industry and other hygienic applications.

NOTE 1 The male parts and liners specified are intended to be used with stainless steel tubes specified in BS 4825-1.

NOTE 2 The titles of the publications referred to in this standard are listed on !page 19".

Dimensions, tolerances, surface finish, hygienic, assembly and materials requirements for welded and expanded type male parts and liners, nuts and seals for threaded IDF type couplings for use with stainless steel tubes specified in BS 4825-1.