HONOR CODE

CERTIFICATE

Jorge Muract

Universidad de Río Cuarto Professor

Santiago Bonfanti

Escuela Técnica Roberto Rocca Director

Abraham Esau Lara Cruz successfully completed and received a passing grade in

CNC.ETRRx: Introducción al Control Numerico por Computadora a course of study offered by TenarisUniversityX, an online learning initiative of TenarisUniversity through edX.

HON OR COD E CE RTI F I CATE Issued December 22nd, 2014

Verify the authenticity of this certificate at https://verify.edx.org/cert/e151f17358254620a6e74cedbdaf15d8

Rolando Lange

TenarisUniversity Director