... copper et We are an ISO certified manufacturer of high quality CNC machining parts,turning, milling, forging and ... metal components & assemblies. In addition to strict quality control system, we also establish a team of ... 430F, 440C, 630 and so forthAluminum - ASTM 380, 2017, 2011, 2024, 5052, 5056, 6013, 6061, 6063, 6082, 7075 ... material - INVAR, REMKO B, NORYL, POM, ACETAL high quality CNC machining