1.Name:Investment casting machine part. 2.Material:Steel. 3.Weight:10g-100kg. ... brozen and other special steel materials2. Usage: auto&motocycle, mining machinery, engineering machinery, agricultural equipment,electric appliance, electronic fitting, ... . Testing equipment:Birnell Hardness Monitor, hydraulic universal testing machine, magnetic particle inspection,FSQ Vacuum Foundry Spectrovac.8.Surface ...