BS 4825

Stainless steel tubes and fittings for the food industry and other hygienic applications —

Part 3: Specification for clamp type couplings

Stainless steel tubes and fittings for the food industry and other hygienic applications —

Part 4: Specification for threaded (IDF type) couplings

Stainless steel tubes and fittings for the food industry and other hygienic applications —

Part 5: Specification for recessed ring joint type couplings