New Answer

Scrap rail has what use, what enterprise demand on rail?

3 answer

The rail line orbit must use different types of profiled rail connection

5 answer

How to solve the problem of thermal expansion and cold contraction of railway rail?

3 answer

Why should there be a gap between the rails?

3 answer

Why can't the vertical rail bend the rail?

2 answer

What's the difference between a high-speed rail and an ordinary one?

3 answer

Why is there a gap between each rail on the railway?

3 answer

55Q rail performance

2 answer

What railway tracks are also live?

3 answer

What is the rail dispersion?

2 answer

Several questions about high speed rail and subgrade.

3 answer

Seamless rail is not afraid of expansion and contraction?

3 answer

What is a rail pile?

4 answer

What is the difference between Q235B rail and 55Q rail?

2 answer

What is quenched rail?

4 answer

What material is the best for rail?

2 answer

Does the crane use the touch wire or the rail directly?

2 answer

Name the basic structure and function of the rail

3 answer

60 detailed dimensions of rail

3 answer

Why should we add air holes to the embedded parts of the steel structure?

3 answer

Why steel structures are more suitable for building tall and high-rise buildings?

3 answer

Ask the two grouting steel structure column anchor bolts for what?

2 answer

What is the brittle fracture of steel or steel structure?

2 answer

How can the steel structure be laid with flame retardant PVC pipe?

3 answer

How to repair the steel structure workshop H steel column in the ground 1 meters high is hit by the car deformation, in the condition of not changing the column, how to restore and ensure structural load-bearing role?

3 answer

What is the cushion block in the steel structure?

3 answer

What is called a steel rivet?

2 answer

Does the column of steel structure do the ground beam or do it directly?

3 answer

Want to ask the steel structure workshop leakage, how to do? How do you do it?

3 answer

Is cast-in-place concrete attic good or steel structure + ALC board good?!

2 answer