There are many factories around the world that manufacture Casting Alloy Steel. Some popular manufacturers of Casting Alloy Steel include Qingdao Seger Industrial Co., Ltd.,Ningbo Ningshing Precision Machinery Group Co., Ltd.,Jiangsu Shengrong High End Equipment Manufacturing Industry Co., Ltd,SHANGHAI FENGYE BIOLOGICAL TECHNOLOGY CO., LTD.,Dongguan Chover Hardware Products Co., Ltd.. There are also many other smaller manufacturers and specialized companies that produce Casting Alloy Steel for specific industries or applications.