... 2. Application: B B type cast iron pipe fittings for drainage GB/T12772-2008cast iron drainage pipe and fittings, soil ... molds mainly include: Bends, double bends, single branches, double branches, corner branches, unequal branches, down pipe support, spigot caps, reducer, ... . we have ASTM A564 TYPE, TYPE B, E, CHA, for EN877 standardsMaterial: 300 series Stainless steel and EPDM rubber.Packing ...