规定了主要由磁性氧化物（铁氧体）或铁粉制成的轴向引线磁芯的尺寸、机械特性、可焊性和耐焊接热性，以及适当的试验方法，用于主要用于电信和相关电子设备的小型绕线电感器。交叉引用:英国标准2011:第2.1部分英国标准2011:第2.1部分英国标准5692IEC 424

Specifies dimensions, mechanical characteristics, solderability and resistance to soldering heat, and the appropriate test methods for axial lead cores made primarily of magnetic oxides (ferrites) or iron powder, for use in small wound inductors intended primarily for use in telecommunication and allied electronic equipment.Cross References:BS 2011:Part 2.1TBS 2011:Part 2.1UBS 5692IEC 424