Type Ball valve parts ApplicationBall Valve ProcessingInvestment Casting+Machining Material304/316SS Weight 2Kg TolernaceControlled by ISO 8062 CT4-6 Design SupportPro-E, UG,SolidWorks,AutoCad, PDF Quality ControlMaterial, Dimension,Performance,inside defects,Balance test StandardASTM,DIN,JIS,ISO,GB standards FAQ: Q1: How can you guarantee the quality of products? A1: First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every valve or fitting we sell is qualified. Q2: How long is the quality guarantee period? A2: We supply 6 to 12 months for quality guarantee according to customers' using frequenc Q3: Is it a factory? A3: We are factory, we have our own marketing team, research and development team, quality inspection team. Q4: What is the minimum order quantity? A4: It is negotiable, but the prices vary from quantities.Wholesale Valve Part website:http://www.disoncasting.com/precision-investment-casting/valve-part/