The main material of train tracks is steel.1、 Ordinary carbon steel tr...

The selection of railway track materials is mainly based on the follow...

1. Cost of ordinary carbon steel track-Material cost-The material cost...

1、 Ordinary carbon steel track(1) Restrictions on train speed1. Wear a...

1、 Ordinary carbon steel track(1) Advantages1. Low cost-The main mater...

1、 Development in the direction of high strength and high toughness1. ...