1型内螺纹圆柱销 Parallel pins with internal thread: 11 [日标] JIS B 1359 - 1990: 2型内螺纹圆柱销 Parallel Pins With Internal Thread Of Class 2: 12 [欧标] EN 28735 - 1992: 淬硬内螺纹圆柱销 Hardened Parallel Pins with Internal Thread: 13 [法国] NF E 25-755 - 1997 (R2005) 不淬硬钢和奥氏体不锈钢内螺纹圆柱销