... ,etc 4.flat,pan, etc. cast iron casting of carbon steel material 1.Surface Finish: annealing, natural anodization, heat treatment ... : cnc machining, turning, milling, drilling, grinding, broaching, welding and assembly.3.Variety of standards:ISO,GB,DIN,JIS ... name cast iron casting of carbon steel material Material1.Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS4202.Steel:C45(K1045), C46(K1046 ...