Casting Rail Tie Plate
LT Rail Fastener factory Is an ISO 9001/2008 certified company.All processes are in accordance with the requirement of ISO quality management system. From orignal material supplier quality control to finished products, we operate in accordance with standard procedures. We have a strict quality control system for producing.
1, For the inspection and testing of raw materials, we require the supplier to provide the production batch number, chemical composition, mechanical properties and other testing indicators.
2. During the testing process, our quality control inspectors take the means of sample sampling and batch testing and provide material material certificate for control.
3. According to the different requirements of the products, we make corresponding physical and chemical tests and inspections.If the results do not meet our requirements, we will refuse to accept, only if the material meets our standards.
4. For semi-finished products and their outsourcing manufacturers, we often organize quality control coordination meetings, and provide technical support and guidance.Guarantee the delivery of qualified products to our customers before shipment.