High-quality Train Part Foundry Spare Components Casting

High-quality Train Part Foundry Spare Components Casting Product Details Materials Steel, Stainless Steel, Cast Iron Surface Treatment Powder coating, Polishing, Zinc plating, Silk printing, Laser engraving, Electroplating, Sandblasting, Spray painting, etc. Tolerance ±0.01mm, 100% QC quality inspection before delivery, can provide quality inspection report. Testing Equipment Three-dimensional measuring instrument (CMM), Salt spray test box, Dynamic balance detector,