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crystalhert金蟲 (正式寫手)
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[求助]
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Nozzles vent & drains shall be supplied with blind flanges, bolting and gaskets at high/low pointsof shells and channels. For stacked units, provide a vent nozzle in each shell. 本句翻譯:For stacked units, 作何解釋 排氣和排水接管應(yīng)在筒體和管箱的高處/低處提供盲板法蘭、螺栓和墊圈。每個(gè)殼體的層疊單位提供了一個(gè)排氣接管。 The bolt holes of the nozzle and girth flanges shall always straddle the principal centrelines of theexchanger or their parallel lines. Vents and drains on vertical exchangers shall be ND20 if possible, drilled and tapped in the tubesheet (and fitted with a threaded plug). Unless otherwise specified, for hydrogen and clad items ND25 flanges nozzles shall be provided instead. 以下是否翻譯正確 Length of bolts and studs shall be such that they extend beyond nuts by at least four threads. Stud bolts shall be provided with two heavy series hexagonal nuts. Bolt diameter > 2” exchangers shall be tightened using hydraulic bolt tensioning equipments. In this case, required tension for each bolt shall be marked and drawing and Vendor data book as required for tightening torque. 螺栓和雙頭螺栓的長度為.超出螺目至少四個(gè)螺紋。柱螺栓應(yīng)提供兩組中的六角螺母。螺栓直徑> 2的換熱器應(yīng)使用液壓螺栓張拉設(shè)備擰緊。如果這樣的話,每個(gè)螺栓需要的拉張力應(yīng)當(dāng)標(biāo)明、畫出,供貨商數(shù)據(jù)手冊對擰緊力矩作相應(yīng)規(guī)定。 |
木蟲 (正式寫手)
小二黑

鐵桿木蟲 (著名寫手)
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Nozzles vent & drains shall be supplied with blind flanges, bolting and gaskets at high/low pointsof shells and channels. For stacked units, provide a vent nozzle in each shell. 本句翻譯:排氣管和排水管常用作筒體和管箱的高處/低處的盲板法蘭、螺栓和墊圈。在一些復(fù)雜多彎的情況下,則為每個(gè)鏈接部位提供一排氣口。 回頭再看。 |

木蟲 (正式寫手)
小二黑

鐵桿木蟲 (著名寫手)

木蟲 (正式寫手)
小二黑

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