实际算例表明，该方法用于含缺陷焊接管道可靠性安全评定简单、有效、准确。
The examples show that this method is simple, efficient and accurate for reliability safety assessment of the welded pipes with cracks.
压缩空气的分配管道系统无例外地都是用焊接管件的铜管。
Air distribution piping systems almost invariably use soft copper tubing with soldered fittings.
在役管道不停输焊接是在一定的输量、流速、压力的状态下焊接管件，对管道进行维修、改造的一种方法。
In service pipeline non-stop transmission welding is a method to maintenance and rebuild pipeline under welding pipe of certain transmission amount, flow speed, pressure status.
品牌：进口外螺纹针型阀可配带不锈钢焊接管，能与管道直接对焊连接，也可通过外螺母拆卸阀门。
Germany RBT import external thread needle valve can be equipped with stainless steel welded pipe, and pipeline butt welding connection, but also through the outer nut removing the valve.
一种连接管道（3）以制造水下管路（2）的方法，其中两个相邻管道（3） 相互面对、沿着轴（A）对准的自由端（15）被焊接在一起，以限定一段修剪 区域（18）；
A method of joining pipes (3) to produce underwater pipelines (2), wherein the facing free ends (15) of two adjacent pipes (3), aligned along an axis (A), are welded to define a cutback (18);
一种连接管道（3）以制造水下管路（2）的方法，其中两个相邻管道（3） 相互面对、沿着轴（A）对准的自由端（15）被焊接在一起，以限定一段修剪 区域（18）；
A method of joining pipes (3) to produce underwater pipelines (2), wherein the facing free ends (15) of two adjacent pipes (3), aligned along an axis (A), are welded to define a cutback (18);
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