... .flanged ends,made of cast steel,ss304 strainer net. Y-type strainer.flanged ends,made of cast steel,ss304 strainer net ... ,ASME B16.47A/MSS SP-44 for NPS>24.Butt-welding end dimensions: ANSI/ASME B16.25.Inspection & test standard: API6D ... , CF8(304), CF8M(316), CF3(304L), CF3M(316L), etc. Y-type strainer