1. Pipe for mechanical engineering. Such as the structure of the airline pipe (round steel pipe, stainless steel pipe, flat stainless steel pipe), automobile axle pipe, transmission shaft pipe, vehicle large tractor structure pipe, tractor water cooler pipe, agricultural vehicle rectangular square pipe and rectangular pipe, transformer pipe and its rolling bearing pipe.
2. Pipe for petroleum geological environment drilling. Such as: oil drilling pipe, oil drilling pipe (kelly pipe and hexagonal drill pipe), drilling pipe, oil pipeline, oil waterproof casing and all kinds of tee joint, geological environment drilling pipe (core pipe, waterproof casing, active drill pipe, drill, according to the collar and pin connection, etc.).
3. Chemical pipe. Such as: petroleum cracking pipe, chemical machinery and equipment heat exchanger and pipeline pipe, stainless steel acid resistant pipe, organic fertilizer with air conditioning pipe and transport chemical plant materials with pipe.
4. Pipe for pipe. Such as: water, gas pipe, compressed air pipe with seamless steel pipe, oil transmission pipe, oil gas main pipe. Agricultural irrigation water leading belt pipe and sprinkler irrigation equipment for pipe.
5. Pipe for thermal equipment. For example, open water pipe and saturated steam pipe used in general heating furnace, heat pipe, smoke pipe, small exhaust air pipe, arch brick pipe and continuous high temperature alloy steel pipe used in electric locomotive heating furnace.
6. Other departments use tubes. Such as: utensils with pipes (liquefied gas bottles with pipes and general utensils), instruments with pipes, hand watch case with pipes, injection needles and medical machinery with pipes, etc.