Calculating Shear Stress in a Steel Drum

[mattbreck]

Homework Statement

A steel drum contains oil with a density of 0.712 and is standing on one of its ends. It has a diameter of 66cm and its height is 1.98m. The plate it is rolled from is 1.2mm thick and has an E=200GPa. It also has an ultimate strength of 510MPa.

Homework Equations

What is the shear stress?
What is the factor of safety?

The Attempt at a Solution

 

[tiny-tim]

Welcome to PF!

Hi mattbreck! Welcome to PF!

Show us what you've tried, and where you're stuck, and then we'll know how to help!

 

[mattbreck]

Hi Tiny Tim,
I've calculated the volume in the drum and I don't know where to go from there to calculate the shear stress.
Thanks,
Matt