Prezentul Standard Interna?ional stabile?te dimensiunile coturilor utilizate ?n transportul pneumatic al produselor in vrac. ?n trei sern: u?oar?, medie ?i grea.
STAS SR ISO 3284:1994 history
1994STAS SR ISO 3284:1994 Continuous mechanical handling equipment for loose bulk materials - Dimensions of bends for use in pneumatic handling