... fitting MaterialMalleable casting iron StandardBS(EN10242) standard,ISO49/ISO5922/ISO7/4DIN(EN10242) standard,DIN2950/1692/2999ANSI standard, ASTM B16.3/B16.14/B16 ... , Cap, Nut, Union, BushingSurfaceHot-dipped galvanized, Normal black, Shining blackGradesHeavy series, Standard series, Medium series, Light seriesSize3/8", 1/2" --- 6"ConnectionMale, FemaleShapeEqual, ReducingPackageBags ...