ISO 9975-1990 封闭缠绕矿用非合金钢丝绳 规范

标准号：ISO 9975-1990
中文标准名称：封闭缠绕矿用非合金钢丝绳 规范
英文标准名称：Round non-alloy steel wires for locked coil mine winding ropes; specifications
标准类型：H49
发布日期：1999/12/31 12:00:00
实施日期：1990/12/15 12:00:00
中国标准分类号：H49
国际标准分类号：77.140.65
适用范围：Specifies: a) the dimensional tolerances; b) the mechanical characteristics; c) the conditions with which coatings, if any, shall comply; d) the conditions of sampling and control. Applies to round, bright or zinc-coated wires of nominal diameters between 1 mm and 3,5 mm.