pressure weld

The temperature regulator tube plate and steel tube beam work in the frequent change of temperature for a long time, their high alternating pressure make the tube plate's weld crack and tube beam leak.

减温器管板和钢管束长期工作在频繁变化的温度中，交变压力很大，造成管板焊缝处经常开裂，管束泄漏。

It is infrequence in China that the weld high-temperature high-pressure hydrogenation pipe is cracked short time.

高温高压 临氢管道焊缝迅速发生裂纹,国内罕见.

This paper presented design of a magnetic wheel driven automatic scan device utilizing magnetic belt navigating, fiber sensor examining in order to the weld seams of high pressure container which often exist boundary unblended, unweld, crack etc.

针对高压容器焊缝常存在边界未融合、未焊透、裂纹等危害性缺陷，设计了一种利用磁带导航、光纤传感器检测、磁轮驱动的自动扫查装置。

Pressure-carrying analysis of pressure pipe with circumferential weld having unfitness defect

环焊缝含错边缺陷压力管道承压能力分析

Construction Operation Method Characteristic of Perpendicular Electric Shock Pressure Weld

竖向电渣压力焊施工操作方法特点

Ultrasonic tandem method is usually adopted to detect the weld seam of a high pressure container in which dangerous flaws exist, such as boundary unblended and crack.

高压容器的焊缝常存在边界未熔合、未焊透、裂纹等问题，一般利用超声波串列扫查方法对焊缝进行无损检测。