How did the old cast iron pipe crack?

Answer:

With marble glue (marble stone special glue bonding repair).Welding repair with cast iron welding rod.With leak proof Wang can solve the problem, with aluminum rivets riveting the best, such as sand hole small, can be riveted with aluminum wire. There is a simple way: in the sand hole at the glass water (building materials stores have bought), and then sprinkle with dry cement; and then put on a glass of water, and then sprinkle a layer of dry cement can.

There is no water in the water pipe under the condition of the crack and local infiltration Water Leakage polished clean, with epoxy resin coated in a crack, and then use the white ribbon or glass ribbon wrapped in a layer, and then coated with a layer of epoxy resin, can be mended.

There are many adhesives that can handle water seepage. The key is to clean and dry the surface of the treated area first, then glue it on.