ISO 5251:1981Published

Stainless steel butt-welding fittings

Accessoires à souder bout à bout en acier inoxydable

Abstract / scope

Specifies rhe dimensions, tolerances and generally used grades of stainless steel for bends /type 3D (90 and 180 ) with and without straight ends and type 5D (90 )/, concentric and eccentric reducers, tees, caps and stub ends with quality requirements as used for piping work.