This Standard specifies butt-welding pipe fittings made of stainless steel used for light gauge stainless steel tubes for ordinary piping specified in JIS G 3448.
Further, pipe fittings of special shape are specified in Annex A and the shapes and dimensions of bevel end are in Annex B. And the shapes and dimensions of loose-fit type flange are described in Annex Cas a reference.
NOTE: The weld-fitting efficiency of pipe fitting shall be considered according to the piping design conditions such as temperature, pressure and so on.