標準號：IS 10208-1982
發布日期：1986/1/1 12:00:00
實施日期：1999/12/31 12:00:00
適用范圍：1.1 Lays down the requirements for the following components of the diamond core drilling equipment:a) Drill rods and rod couplings;b) Casings, casing couplings, casing bits, casing shoebits, drive shoes and casing reaming shells; andc) Core barrels, core bits, core lifters, core lifter case and reaming shells.1.2 It also covers the nomenclature, basic dimensions for drill rods, casings, core barrels and their related diamond set items for the various designs of the core drilling equipment.1.3 The equipment covered by this standard are suitable for drilling holes from 30-200 mn> diameter yielding cores of 18·5-165 mm diameter.