dear friends

I´m trying to get the books below:if anyone can send them,I`ll really appreciate!
1- Piping Stress Calculation Simplified – Siegfried Spielvogel
2- Practical Piping Handbook – Otto Mendel
3- A Handbook on Piping – Carl L. Svansen
4- Process Piping Design handbook- Peter Smith
5- Structural Analysis and Design of Process Equipment – Jawad and Farr
6- Design of Slurry Transport Systems – B.E.A. Jacobs
7- Ppeline Engineering – Henry Liu
8- Pping Stress handbook – Victor Helquero
9- Fundamentals of Pipe Flow – Robert Benedict
10- Practical Stress Analysis in Engineering Design – Alexander Blake
11- Stress Concentration Factors - Peterson