Sand Blasted Brass Nut Pipe Fittings HPb59-1, C3771 ASME, ANSI, JIS, DIN GB/ ... -2000; ISO9001-200; ISO14001; CJ/T111-200 Sand Blasted Brass Nut Pipe Fittings1) H59-1 Brass,through advanced hot forging and ... both in metric and in inch units Sand Blasted Brass Nut Pipe Fittings