英式螺纹3/4的6个牙长度是多少厘米
1\u52062\u52063\u52064\u5206\u82f1\u5f0f\u7ba1\u87ba\u7eb9\u7684\u5c3a\u5bf8\u662f\u591a\u5c111\u5206\u7684\u82f1\u5236\u7ba1\u87ba\u7eb9\u53731/8\u82f1\u5bf8\u7ba1\u87ba\u7eb9\uff0c\u5916\u5f84\u662f9.729mm\uff0c\u5185\u5f84\u662f8.567mm\uff0c\u6bcf\u82f1\u5bf828\u7259\uff0c\u87ba\u8ddd0.907mm\uff1b
2\u5206\u7684\u82f1\u5236\u7ba1\u87ba\u7eb9\u53731/4\u82f1\u5bf8\u7ba1\u87ba\u7eb9\uff0c\u5916\u5f84\u662f13.458mm\uff0c\u5185\u5f84\u662f11.446mm\uff0c\u6bcf\u82f1\u5bf819\u7259\uff0c\u87ba\u8ddd1.337mm\uff1b
3\u5206\u7684\u82f1\u5236\u7ba1\u87ba\u7eb9\u53733/8\u82f1\u5236\u7ba1\u87ba\u7eb9\uff0c\u5916\u5f84\u662f16.663mm\uff0c\u5185\u5f84\u662f14.951mm\uff0c\u6bcf\u82f1\u5bf819\u7259\uff0c\u87ba\u8ddd1.337mm\uff1b
4\u5206\u7684\u82f1\u5236\u7ba1\u87ba\u7eb9\u53731/2\u82f1\u5bf8\u7ba1\u87ba\u7eb9\uff0c\u5916\u5f84\u662f20.956mm\uff0c\u5185\u5f84\u662f18.632mm\uff0c\u6bcf\u82f1\u5bf814\u7259\uff0c\u87ba\u8ddd1.814mm\u3002
ZG3/4\u7684\u7259\u578b\u4e3a\u4e09\u89d2\u578b\u3001\u7259\u578b\u89d2\u4e3a55\u00b0\u3002\u4ee3\u53f7ZG\u201c\u662f\u9525\u7ba1\u201d\uff0c3/4\u662f\u6307\u7ba1\u5b50\u7684\u901a\u5f84\u3002
\u5177\u4f53\u5c3a\u5bf8\uff1a\u6bcf\u82f1\u5bf8\u7259\u6570\u4e3a14\u7259\uff0c\u87ba\u8ddd\u4e3a1.814mm\u3002
\u57fa\u9762\u4e0a\u7684\u87ba\u7eb9\u76f4\u5f84\uff1a\u5927\u5f84=26.442mm ,\u4e2d\u5f84=25.281mm\uff0c\u5c0f\u5f84=23.524mm\u3002
\u87ba\u7eb9\u957f\u5ea6\uff1a\u6709\u6548\u957f\u5ea6=17mm,\u81ea\u7ba1\u7aef\u81f3\u57fa\u9762=9.5mm.\u87ba\u7eb9\u7259\u6709\u6548\u9ad8\u5ea6=1.162mm\u3002\u9525\u89d2\u4e3a2*1\u00b047\u201924\u201d\u3002
\u6269\u5c55\u8d44\u6599\uff1a
1\u3001\u7f8e\u89c4\u87ba\u4e1d\u4e00\u822c\u4ee5\u756a\u53f7\u6807\u793a
\u5982#2-56, #4-40, #6-32, #8-32, #10-24\u2026etc.
Ex: #2-56 (0.086-56): 2 \u756a56 \u7259
Ex: #4-40 (0.112-40) : 4 \u756a40 \u7259
Ex: #6-32 (0.138-32) : 6 \u756a32 \u7259
Ex: #8-32 (0.164-32) : 8 \u756a32 \u7259
Ex: #10-24 (0.190-24): 10 \u756a24 \u7259
***\u7259\u6570\u4e3a\u6bcf\u82f1\u5bf8\u7259\u7684\u6570\u91cf,\u957f\u5ea6\u987b\u7ecf\u8fc7\u6362\u7b97\u624d\u662f\u516c\u5236mm \u5c3a\u5bf8,1"(\u82f1\u5bf8)=25.4mm(\u6beb\u7c73).***
2\u3001\u82f1\u5236\u87ba\u4e1d:
\u6807\u793a\u7686\u5c06\u5206\u6bcd\u4e3a8, \u518d\u76f4\u63a5\u79f0\u5206\u5b50\u4e4b\u756a\u53f7.
Ex: 1/8 x 0.50 - PPB : 1 \u5206\u7259\u87ba\u4e1d\u9489x 0.50\u201d \u957f, PPB
Ex: 5/16 x 0.50- PPB = 2.5/8 x 0.50 - PPB : 2 \u5206\u534a\u7259\u87ba\u4e1d\u9489x 0.50\u201d \u957f, PPB
Ex: 5/32 x 0.50- PPB =1.25/8 x 0.50 - PPB : 1 \u52062 \u5398\u534a\u87ba\u4e1d\u9489x 0.50\u201d \u957f, PPB
Ex: 1/4 x 0.50- PPB= 2/8 x 0.50 - PPB : 2\u5206\u7259\u87ba\u4e1d\u9489x 0.50\u201d \u957f, PPB
\u6ce8: \u6709\u65f6\u4f1a\u6807\u793a\u7c97\u7259\u6216\u7ec6\u7259
UNF: \u7ec6\u7259:\u7535\u5b50\u4e1a\u8f83\u5e38\u7528
UNC:\u7c97\u7259: \u91cd\u673a\u68b0\u7ed3\u6784\u8f83\u5e38\u7528
Ex: 3/8 x 0.50 UNF -PPB : 3\u5206\u7ec6\u7259\u87ba\u4e1d\u9489x 0.50\u201d \u957f, PPB.
\u6216\u4ee5\u82f1\u5236\u5916\u5f84\u8868\u793a,
\u59820.086-56, 0.112-40 , 0.138-32 , 0.164-32 , 0.190-24\u2026etc.
Ex: 632 - 8 - PPB.
\u53c2\u8003\u8d44\u6599\u6765\u6e90\uff1a \u767e\u5ea6\u767e\u79d1-\u82f1\u5236\u87ba\u7eb9
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