How to control the quality of elastic rail clip?
Over 44 years experience in manufacturing rail clip&Rail Tension Clamp since 1976 of LT Rail Fastener manufacturer,Safety is very important to very passenger,and quality is our first principle when we sell the Rail Fasteners.and we produce the elastic rail clip according to ISO9001/2008 Standard and the requirement of Clients.
Firstly,For Raw material checking. Regular confirmation of materials: arbitrary furnace Numbers are selected by the quality inspection department of the company and sent to the third party for testing. The third party test results are compared with the company's internal test results for confirmation every year
Chemical composition analysis of material 60Si2Mn
- Si 1.50-2.00 S<=0.020
- 60Si2Cr S<=0.020