x Turn on thread page Beta
 You are Here: Home >< Maths

# Mechanical Maths Question watch

1. A cylindrical steam boiler shell is of riveted construction. It is made from plates 18mm thick, and has a diameter of 1.8m. Calculate the circumferential and longitudinal stresses in the plates when the internal pressure is 800kNm(sq). If the ultimate tensile stress of the material used is 600MN/m(sq), and the efficiency of the longitudinal joint is 70 per cent, determine the factor of safety?
2. (Original post by fosjoh3)
...
Do see the forum guiddlines, and don't just post questions expecting somebody to come along and do them for you - it's against forum rules for a start.

What have you done/tried? What are your thoughts? Where are you stuck?

TSR Support Team

We have a brilliant team of more than 60 Support Team members looking after discussions on The Student Room, helping to make it a fun, safe and useful place to hang out.

This forum is supported by:
Updated: March 18, 2013
Today on TSR

### Complete university guide 2019 rankings

Find out the top ten here

Poll
Useful resources

### Maths Forum posting guidelines

Not sure where to post? Read the updated guidelines here

### How to use LaTex

Writing equations the easy way

### Study habits of A* students

Top tips from students who have already aced their exams