4.1 Product classification and marking 4.1.1 Classification according to barrier and explosion-proof materials 4.1.2 Classification of barrier and explosion-proof oil barrels 4.1.3 Marking 4.2 Working conditions 4.3 Manufacturing requirements 4.4 Safety warning signs
T/XXRL 04-2018 history
2018T/XXRL 04-2018 Technical standard for barrier explosion-proof special oil barrels