nominal diameter

基本解釋

The value of tightening torque is relative not only to the nominal diameter and quality class of the bolt, but also to the security of the threaded fastener.
指出螺栓聯(lián)接的扭緊力矩值不僅與螺栓的公稱(chēng)直徑及性能等級(jí)有關(guān)，還與能否保證聯(lián)接可靠工作有關(guān)。
Nominal diameter and flow valves, basically the same breath for full-bore type, Circulation than nominal diameter valve is given. it small called non-reducing type.
流道孔徑與閥門(mén)公稱(chēng)通經(jīng)，基本相同的為全通徑式；流通孔徑比閥門(mén)公稱(chēng)通經(jīng)小的稱(chēng)為縮徑式。
The reference standard, of convenient length, shall be prepared from a length of bar or tube of the same nominal outside diameter, material and heat-treatment as the material examined.
對(duì)比試塊應(yīng)從與待檢材料有相同的公稱(chēng)外徑、材質(zhì)和熱處理狀態(tài)的棒或管上制取。
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