DIN 21151 - DRAFT
DIN 21151 - DRAFT
Draft Document - Shaft sinking - Pulleys for flat winding ropes - Safety requirements and testingstandard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/2015
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/2015