標 號 | 螺紋代號 | 基面上的直徑 | 螺紋長度 | 端面大徑 | |||
大 徑 | 中 徑 | 小 徑 | 有效長度 | 管端至基面長 | |||
-02 | Z1/8”X27 | 10.272 | 9.519 | 8.766 | 7 | 4.102 | 9.986 |
-04 | Z1/4”X18 | 13.572 | 12.443 | 11.314 | 9.5 | 5.786 | 13.255 |
-06 | Z3/8”X18 | 17.055 | 15.926 | 14.797 | 10.5 | 6.096 | 16.674 |
-08 | Z1/2”X14 | 21.223 | 19.772 | 18.321 | 13.5 | 8.128 | 20.715 |
-12 | Z3/4”X14 | 26.568 | 25.117 | 23.666 | 14 | 8.611 | 26.030 |
-16 | Z1”X11.5 | 33.228 | 31.461 | 29.694 | 17.5 | 10.160 | 32.593 |
-20 | Z1.1/4”X11.5 | 41.985 | 40.218 | 38.451 | 18 | 10.668 | 41.318 |
-24 | Z1.1/2”X11.5 | 48.054 | 46.287 | 44.520 | 18.5 | 10.668 | 47.387 |
-32 | Z2”X11.5 | 60.092 | 58.325 | 56.558 | 19 | 11.074 | 59.400 |
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