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![]() It is also because of reason mentioned above, the whole management and working team are experienced, our experienced team is familiar with the production processes, heat treatment, and test methods, our Engineers are well acknowledged of Railway Industry Standard in Each country and we can follow them, such like AREMA, UIC, BS, ISO, GOST etc. We are familiar with and prouder of our advantage, which is heat treatment for Grade 5.6 railway screws. We know and control the whole heat treatment very well. Our factory is... [Details] |
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