Monthly Archives - March 2021

How to solve customer’s problem?

In the evening we got an African customer’s whatsapp to send a picture of 15 kg/m light steel rail joint bar. Our dialogue as below: Hi, bro, just have seen your message, what is the problem? Client: The bolt head doesn’t fit in the joint plate. Normally face this problem, and in sleeping time, most people might answer client that this does not affect the usage effect. But we felt that client must be not satisfied this answer, because they understand this too, [...]

Why TB/T 2344 60kg rail was updated to 60N railway steel rail?

Chinese TB/T 2344 standard 60kg rail is widely used for Chinese express railway rail that running speed over 350 km/h, after long term using, the technicist found that the both edge of rail head always be abrased after one year, and the wheel hub also be abrased much more too. So they reduce the width of P60 rail head from 73mm to 70.8mm, the radian more near wheel hub, so as to reduce the abrasion. Please compare the drawing as [...]