RS ISO 16160 :2012 HOT-ROLLED STEEL SHEET PRODUCTS ?
DIMENSIONAL AND SHAPE TOLERANCES
7,500.00
1
7,500.00
2
Rwanda Standards
RS ASTM F 2299: 2017 STANDARD TEST METHOD FOR DETERMINING THE INITIAL EFFICIENCY OF MATERIALS USED IN MEDICAL FACE MASKS TO PENETRATION BY PARTICULATES USING LATEX SPHERES1