Hebei Zhongqing Machinery Co.,Ltd. Is PED certified OEM manufacturer who is specialized in manufacturing & maching steel casting parts, iron casting parts & aluminum casting parts.. 1) steel products: Available material: carbon steel, low alloyed steel, heat resistant steel, wear resistance steel, high Chromium alloy steel,stainless steel,etc. Available process: resin casting process, water glass casting process, shell casting process and lost wax casting process Unit weight from 0.5kg to 1200kg, Most products are used for railway, digger, engineer, crusher, machinery, mining, hydraulic, etc and all of them are exported to Europe, America, Japan. 2) iron casting products: Available material: Grey Iron(EN-GJL 200,250,300 & light alloys) Ductileiron(EN-GJS(400-18,400-15,500-7,600-3),EN-GJS-350-22U-LT,EN-GJS-400-18u-LT), Austempared Ductile Iron(EN-GLS800-8,1000-5,1050-7.1200-2,1400-1) , ironcastingcnAT126DOTcom