標準號：ISO 6696-1989
中文標準名稱：自行車 用于中接頭裝配的螺紋
英文標準名稱：Cycles; screw threads used in bottom bracket assemblies
標準類型：Y14
發布日期：1999/12/31 12:00:00
實施日期：1989/12/1 12:00:00
中國標準分類號：Y14
國際標準分類號：21.040.30;43.150
適用范圍：Specifies the thread profile and limits and tolerances for the screw threads used to assemble bottom bracket cups to bottom brackets on bicycles. It is based on the use of the ISO basic thread profile, satisfactory interchangeability with the corresponding B.S.C. thread, the use of screw thread tolerance grades and tolerance positions and the use of gauges made to ISO 1502.