螺纹锁紧环换热器具有密封性能可靠，拆装方便，换热面积的利用率高，结构紧凑，占地面积小等特点。
The breech lock closure type heat exchanger is characterized by reliable sealing performance, easy dismantling and assembling, high utilization ratio of heat exchange area and small grounding.
加氢装置用双壳程换热器分为法兰式和螺纹锁紧环式两种。
The double shell side heat exchanger for use in hydrogenated unit is divided into two kinds of flange type and thread lock ring type.
对螺纹锁紧环式换热器检修过程中常出现故障及原因进行了分析，并提出解决办法及建议。
An analysis was conducted of the common faults and their causes of the high pressure screw lock ring heat exchangers found in inspection and repair, and some solutions were proposed.
传统的加氢裂化装置主要换热器采用的是螺纹锁紧环式换热器，存在许多缺点。
Screw lock ring heat exchangers as main equipments are used in hydrogenation cracking plant which have many shortcomings.
就螺纹锁紧环式换热器设备的制造，从材料复验、加工、筒节成形、焊接、探伤及返修等方面作了简单地介绍，重点讲述了螺纹锁紧环式换热器制造中的难点及要注意的问题。
This article describe manufacture process from material reexamine, layout, welding, NDT to do poorly done work over again about steel, especially describe the difficulty and notice item about it.
就螺纹锁紧环式换热器设备的制造，从材料复验、加工、筒节成形、焊接、探伤及返修等方面作了简单地介绍，重点讲述了螺纹锁紧环式换热器制造中的难点及要注意的问题。
This article describe manufacture process from material reexamine, layout, welding, NDT to do poorly done work over again about steel, especially describe the difficulty and notice item about it.
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