Reducer Concentric / Eccentric Fittings ASTM A234 Gr.WPB, ASTM A420 WPL 6, ASTM A403 TP 304/ L, ASTM A403 TP 316/ L, ASTM A105, ASTM A350 LF2, ASTM A182 TP 304/ L, ASTM A182 TP 316/ L Diameter: 1/ 2� � 42� Thikness: Sch 10, Sch 20, Sch STD, Sch 40, Sch 80, Sch 160, Sch XXS Brand: Benkan, BKL, ASK, Ulma, Metalfar, JD, Kofco, Melesi, Korea, Taiwan, China dll