2. Benchmark solution

2.1. Calculation method used for the reference solution

The reference solution is analytical [bib2].

2.2. Benchmark results

Prediction on the contact zone: 60 degrees.

Prediction on the start of the sliding zone: 26.2 degrees.

Pressure forces on the points of the contact surface:

Identification		Reference
SIXXpour an angle of	0°	—1.7813E+07
SIXX	3°	—1.7813E+07
SIXX	6°	—1.7750E+07
SIXX	9°	—1.7688E+07
SIXX	12°	—1.7594E+07
SIXX	15°	—1.7470E+07
SIXX	18°	—1.7312E+07
SIXX	21°	—1.7125E+07
SIXX	24°	—1.6906E+07
SIXX	27°	—1.6656E+07
SIXX	30°	—1.6343E+07
SIXX	33°	—1.5937E+07
SIXX	36°	—1.5406E+07
SIXX	39°	—1.4781E+07
SIXX	42°	—1.4031E+07
SIXX	45°	—1.3094E+07
SIXX	48°	—1.1169E+07
SIXX	51°	—1.0593E+07

2.3. Bibliographical references

1. 16. Alart, A. Curnier « A mixed formulation for frictional contact problems » Computer Methods in Applied Mechanics and Engineering (1991) p. 353-375

2. 13. Klang « On interior contact under friction between cylindrical elastic bodies in contact » Thesis, Linköping University, Linköping, 1979.