150# Black Malleable Plugs Malleable Iron Threaded Fittings, Class 150 & 300, bearing the SCI logo, are manufactured under the supervision of ASC Engineered Solutions and conform to the following...
150# Black Malleable Iron Square Head Cored Plug For sizes below 3/4" see our Merchant Steel Plugs Malleable Castings conform to ASTM A197 Malleable Fitting Dimensions conf