... ZL102,YL104,YL112,YL113,and other aluminum alloy are all acceptable.DimensionAs drawings or samplesSurface treatmentSandblasting, ... Pro/E, JSCAST-v8 of Japan, FLOW3D.v9.2 of America, etc.Quality certificationUKAS & SGS ISO9001: ... question, always get answer not more than 2 working days.2. When have trouble during project processing, ... with you together perfectly. 150 Water cooled Engine Assembly