Detailed Product Description ductile pipe fittings1, Standards: ISO2531, ISO4422, EN545, EN598, BS4772, AWWA C1102, Material: ... , bolts and nuts available upon request6, Flanged pipe fittings, push-on Tyton socket fittings, ductile iron/PVC fittings,K type bolted gland fittings, AWWA C110 flanged pipe fittings