AOTAI Heavy duty pipe beveling machine is a portable ID mounted machine, which adopts automatically feed mechanism, and the bevel angel can be adjustable. The machine can be used for beveling thick pipe and prepare for welding flange faces. With the special structure designing, the tool stroke can be fine-turning. Auto-feeding and Manual –feeding can be easily and freely chosen. The machine is applicable to end face machining of various grades of metal pipes, such as carbon steel, stainless steel and alloy steel.It is widely applied in heavy type pipe lines of Petroleum, chemical natural gas, power supply construction, boiler and nuclear power.