有膛阴线装置UL/调频广播已核准

1),Groove fittings and couplings,elbow,tee,cross,flange,reducer, 2),Ductile iron ASTM A536 3),FM/UL/ISO approved 4),Coulor:Ral 3000 painted or epoxy 5),Package:standard safe export package 6),www.wptcasting.com The worldwide standard in mechanical piping systems More than 20 years of piping systems solutions WPT has been at the forefront of mechanical piping systems innovation, providing numerous patented piping related products that are in use today in multiple markets around the world. And they all stem from one basic concept; the original grooved end mechanical pipe joining system and a steady stem of innovation from Victaulic. The wpt grooved end piping system is the most versatile, economical and reliable mechanical pipe joining system available.