90.20 Standard under periodical review Jul 15, 2024
ISO
ISO/TC 101 Continuous mechanical handling equipment
International Standard
53.040.30 Pneumatic transport and its components
Specifies the dimensions of bends for use in pneumatic handling for loose bulk materials for the three series: light, moderate and heavy duty service.
PUBLISHED
ISO 3284:1974
90.20
Standard under periodical review
Jul 15, 2024