... class K12,Bolted gland concentric tapers.class K12,Flanged and bolted cland socket pipces.class k12,Bolted cland ... coating; cement lining inside, zinc primer and bitumenpainting outside; bitumen painting inside and outside; red anti-rust coating4, Packing: ... pallets with plastic layer, steelcrates5, Accessories: gaskets, bolts and nuts available upon request6, Flanged pipe fittings, push-on Tyton ...