Qilu special steel co., LTD has a complete smelting, casting, forging, machining, physical and chemical detection of form a complete set of complete production and processing, and quality assurance system, and adopted the international quality, environment and safety management system certification and China, South Korea, Germany and so on several classification society certification, etc. The main production equipment 50 t ultra high power electric furnace 2 sets, 60 TLF refining furnace 2 sets, 60 TVD vacuum degassing refining furnace 1, 1-20 t electroslag remelting 4 units; Main forging equipment have 5 t three active, 800 t, 1600 t, 2000 t, 4500 t forging each 1 unit. Testing equipment at home and abroad are mainly introduced in the large digital direct reading spectrometer, detector, nitrogen, hydrogen and oxygen analyzer, universal testing machine, 60 ℃ low temperature impact test enginery, Zeiss microscope and other hundreds of sets of instruments. The main process equipment reached the international