... liquid printingDrawing FormatIGS, DWG, DXF, PDFProcessing serviceCasting, Machining, Metalworking, Sheet Metal Bending, Surface Treatment .We can provide samples (one piece) before ... 9. Quality warranty and testing equipment: Magnetic powder inspection, UT nondestructive test, Hardness testing equipment, Mechanical property test equipment, Metallographic microscope, Direct-reading spectrometer ...