... Assembly and Painting 5.As your drawing Large Size Metal Mechanical Parts Materialiron, stainless steel, steel, aluminum, as ... , Edge Planer, Sawing machine, Sub-merged Arc Automatic Welder, Drilling Machine ,Edge milling machine, Three- ... powder inspection, UT nondestructive test, Hardness testing equipment, Mechanical property test equipment, Metallographic microscope, Direct-reading spectrometer ...