... and secondary operationAdvantage: 1)Precision machining by Machining Center/CNC 2)Meet ISO 9001: 2008 Requirment 3)All kinds of fitting and valve parts are ... available, we can produce according to customer's drawing, samples and materials. 4)Integrated ... C22000, C26200, C26800, C27200, C28000, C51100), Aluminium alloy etc. Precise Machining by Machining Center