BS 4019-4-1993 旋转芯钻设备规范.A系统规范:第4部分:英制单位

标准号：BS 4019-4-1993
中文标准名称：旋转芯钻设备规范.A系统规范:第4部分:英制单位
英文标准名称：Rotary core drilling equipment - Specification for System A. Inch units
标准类型：D81
发布日期：1993/8/15 12:00:00
实施日期：1993/8/15 12:00:00
中国标准分类号：D81
国际标准分类号：73.100.30
适用范围：This part of ISO 3551 establishes the nomenclature and lays down the leading dimensions to ensure interchangeability within the limits of System A of the following equipment: a) drill rods and couplings; b) casings, casing couplings, casing bits, casing shoes, drive shoes and casing reaming shells; c) core barrels, core bits, core lifters and reaming shells. It specifies the characteristics of a range of equipment for drill-ing holes having diameters from 1.18 in to 7.88 in and yielding cores having diameters from 0.73 in to 6.5 in. NOTE - The title of this part of ISO 3551 specifies diamond core drill-ing, but it is also possible to use other cutting materials.