This adhesive is specially designed for plastic-lined steel pipes. The adhesive is coated on the surface of inner plastic tube to bond the outer steel pipe and the inner plastic tube to make a superior composite pipe. It has good adhesive strength for metals such as galvanized steel, stainless steel, and tinplate. It is also compatible with HDPE and XLPE. It is easy to process and provides a good surface coating. It is safe, environmentally friendly, and free of toxins. It is an alternative for pipelines in the oil industry, chemical engineering, power, coal, steamboats, and piers.