This standard specifies the product classification, requirements, test methods, inspection rules, marks, packaging and storage of single-stage, single-suction marine axial fans (hereinafter referred to as "fans"). This standard applies to the design, production, test and acceptance of ventilators.
GB/T 11864-2008 Referenced Document
GB/T 1236 Industrial fan—Performance testing using standardized airways*, 2017-11-01 Update