... centrifugal water pump, sand pump Material Cast ironFinishFull MachiningDimensionsAs Customers' RequirementQingdao Xin Yang Machinery Co., Ltd specializes in ... etc. Standard: AISI, ASTM, DIN, JIS, BS (As per customer need)Machining and Processing: Heat treatment, Polishing, Sand ... Bronze, etc.StandardAISI, ASTM, DIN, JIS, BS (As per customer need)Machining and ProcessingHeat treatment, Polishing, Sand ...