Computational Fluid Dynamics (CFD) Simulation of Sand Particle Erosion in Turbulent Gas Fluid Flow in Vertical-Horizontal Elbow - Yudhatama, Ido Widya; Departemen Teknik Material dan Metalurgi Institut Teknologi Sepuluh Nopember (Lembaga Penelitian dan Pengabdian Kepada Masyarakat (LPPM), ITS, 2018)