Avoid bending excessive by application of rigid pipe bend.
说明：即使在普通场合，也安装刚性弯头以避免过度弯曲。
The distribution of the wear inside the pipe bend is presented.
介绍了弯管内磨损分布情况。
The utility model provides a baiting unit for a steel pipe bend, comprising an Angle meter, a ruler bar and fasteners.
本实用新型提供了一种钢管弯头下料器，它是由量角器、尺条和紧固件组成。
Based on the corrosion depth and pipe working life, the functional relationship between the pipe bend wear speed and conveying speed is proposed.
依据侵蚀深度和弯管工作寿命结果，推出了弯管磨损速度与输送速度之间函数关系。
Through the research of the simulation method of pipe bend forming in pipe-bender, it have important purpose for design and development of new products of pipe forming.
通过对管材弯曲成形过程的数值模拟方法的研究，对管材成型产品的设计和新产品的开发具有重要的意义。
A dynamic explicit finite element method is used to pipe bend forming processes on bender in this paper. The degenerated shell element and co-rotational coordinate system are employed.
采用拖带坐标系下的退化壳单元，以及动态显式有限元方法求解管材在弯管机上的弯曲成型问题。
Mark the pipe where you want to bend it.
在管子上要弄弯的地方做个记号。
Measure, cut, thread and bend pipe to required shape using hand and power tools.
使用手动和电动工具测量，切割，螺纹和弯管使其成为所需的形状。
Outer frame is used advanced digital controled creased bend pipe reduction board machine impacting processing industry galvanized board strong causticity resistance.
外框采用先进的数控折弯机、数控减板机以及数控冲床加工工业，特厚镀锌板，抗腐蚀性极强。
Progress, principle and flow-formula, main error, application situation and prospect of bend pipe flowmeter are described.
主要叙述弯管流量计的进展、原理及流量公式、主要误差、应用情况以及前景等。
A bend in a pipe, bar, or other straight continuous piece made to allow it to pass around an obstruction.
弯管，接头管管子、杆或其他直而长的东西的一个弯，使得它能避开一障碍物。
During the Spiral welded pipe production, the main reasons of manual bend caused in strip steel are unusual aline of strip steel in strip steel connection weld process.
在螺旋焊管生产过程中，钢带产生人为硬弯的主要原因是对头焊工序中钢带不能对齐所致。
In accordance with the needs of the production, we developed large pipe welder into a straight, bend dual-use welder.
根据产品生产的需要，我们将大型直管焊机改造为直、弯两用焊机。
We usually use elbow (bend, flange, tee, reducer) as a kind of pipe fitting.
另供应各种管道配件，如弯头、法兰等。
The results show that by using spray and strong breeze quenching, heavy-calibre wear-resisting bend pipe made of low alloy steel may easily arrive a good quenching effect.
结果表明，大口径低合金钢耐磨弯管采用雾风冷却可以方便地得到满意的淬火冷却效果。
Cold bend welding pipe equipment is indispensable to welding pipe production and cold bend type steel with open or close entrance.
冷弯焊管设备是生产焊管、开口及闭口冷弯型钢必不可少的设备之一。
According to analysis on the destruction process, treatment advice was put forward on bend buttress pier foundation for laying pipe in soft soil subgrade.
对破坏的过程进行分析后，提出了软土地基敷管弯管支墩基础的处理建议。
By taking common bend pipe in the project as an example, and using computational fluid dynamics (CFD) technology, the fluid state parameter was studied.
以工程中常见的弯管为例，应用计算流体力学(CFD)技术，研究管中的流体状态参数。
According to double radius method and edge bend method, this paper introduces the design theory of roll pass with opposite direction bend in middle part for cold forming of round pipe.
本文在双半径法和边缘弯曲法的基础上，介绍了一种冷弯圆管的中部反向弯曲孔型设计理论。
Lab 3 apparatus: computer for instrumentation and data capture, air storage tank, pipe with bend that collects water.
实验三装置：连接仪器与资料撷取用的计算机、贮气筒、集水用的弯管。
Nomatter transporting gas or oil, there are pipelines, there are pipe fittings such as bend pipe, reducing joint, T-pipe, pipe cap and so on.
无论是用管道输气、输油，凡有管道的地方，都少不了弯头、异径接头、三通、管帽等管件。
The steel axle of this kind of pig can bend under greater thrust force, it is helpful to pass through elbow or the section of converting pipe, so it can avoid efficiently block accident.
该清管器的钢轴能在较大推力作用下发生弯曲变形，有利于通过弯头或变形管段，可有效避免堵卡事故的发生。
The invention relates to a method to make a rectangular steel pipe, specially a rectangular steel pipe with a sharp Angle by cold bend molding.
本发明涉及冷弯成型制造矩形钢管的方法，特别是具有一个尖角的矩形钢管的制造方法。
From the numerical results it is observed that as the curvature of the bend changes, different detonation phenomena occurred along the wall of the bended pipe.
计算结果表明，在弯管小曲率半径壁面附近，由于膨胀稀疏作用，爆轰波强度减弱，在局部出现前导激波与放热反应区的解藕以及二次起爆现象；
We usually use elbow( bend, flange, tee, reducer) as a kind of pipe fitting.
我们常用弯头（弯管、法兰、三通、大小关）作为一种管件。
We usually use elbow (bend, flange, tee, reducer) as a kind of pipe fitting.
我们常用弯头(管、兰、通、小关)为一种管件。
There are many kinds of Automatic pipe-bend machines. And each industry has their different equipments.
自动弯管机的种类非常多，每个行业的弯管设备都大不相同。
The invention discloses a polishing head for the inner surface of an elongated bend pipe, which belongs to the technical field of ultra-precision machining.
细长弯管内表面抛光头属于超精密机械加工技术领域。
To horizontal bend, the displacement of axial and horizontal direction is larger than vertical direction. The displacement of pipe is mainly caused by the impact of two-phase flow.
对于水平弯管，轴向和水平方向上的变形要比垂直方向上的大，管道变形主要是由流体对管道的冲击作用引起；
For vertical upward pipe, usually need to bend down;
②如有垂直向上的管道，通常必须拆弯管；
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