
Galvanized Carbon Steel Sheet Metal Frame for Rail Transit with Welding. ISO9001 Certified Manufacturer: Factory certified with ISO9001:2015 and ISO14001 management systems. High Precision Tolerances: Achieves tight tolerances ranging from +/-0.02mm to +/-0.05mm. Extensive Material Options: Processes Aluminium, Stainless Steel, Brass, Plastic, and more. Fast Sample Lead Time: Samples typically ready in 5-7 days for quick prototyping. Comprehensive Surface Treatments: Offers Anodizing, Polishing, Powder coating, and Electroplating. 100% Quality Inspection: All finished products undergo visual and functional inspection. Customized Packaging Solutions: Flexible packaging from export cartons to custom wooden cases. Competitive Pricing Model: Factory-direct pricing with sample charges returnable on mass orders.