... . Steady, durable and long life. 2.Automatic control, easy to operate. 3.Easy to replace the ... main components: open book machine (uncoiler),→ forming welding machine,→ grinding machine, →sizing machine,→ frame straightening, →cutting machine,→ finished frame.Technical parameters ... , pharmaceutical, brewery, oil, food, automotibe, paper and air conditioning industry. Automatic SS Pipe Making Machine