Objavljen
Establishes the nomenclature and lays down the leading dimensions to ensure interchangeability within the limits of system A of the following equipment: drill rods and couplings; casings, casing couplings, casing bits, casing shoes, drive shoes and casing ream shells; core barrels, core bits, core lifters and reaming shells. Specifies the characteristics of a range of equipment for drilling holes having diameters from 30 mm to 200 mm and yielding cores having diameters from 18,5 mm to 165 mm.
OBJAVLJEN
ISO 3551-1:1992
90.93
Odluka o potvrđivanju standarda
4. 9. 2023.
Pribor za istražno rotaciono bušenje dijamantskom krunom - Sistem A - Deo 1: Metričke jedinice (identičan sa ISO 3551-1:1992)
90.93 Odluka o potvrđivanju standarda