ASTM A403 WP310 Concentric Reducer, DN50 X DN32, ASME B16.9
Butt Weld Concentric Reducer, ASTM A420 WP6, ANSI B16.9
ASME B16.9 Concentric Reducer, A403 WP304L, 610 * 323.9 * 4mm
BS EN 545 Concentric Reducer, DN150 x DN100, Double Flanged