Stainless steel mulriple pipe made of stainless steel and carbon structural steel two kinds of metal materials using nondestructive pressure synchronous compound and into, both stainless steel corrosion resistant wear resistance and beautiful appearance, as well as carbon steel good flexural strength and impact resistance. Conform to the national energy saving and universal principles. Widely used in bridge guardrail, decoration, car accessories, conveyor roller, textile machinery accessories and other fields.