There is an indent on the flange of pipe body for arranging a sealing ring in it during the assemblage of pipeline in order to increase its tightness.
为解决现有凸缘式预制溜管密封性差的问题，本发明在管体的凸缘上带有凹槽，以便在装配中安装密封圈，提高其密封性。
The flange pipe of the high diameter groove is a new type of steel pipe connection, also known as the clip connection, there are many advantages.
高径槽法兰管是一种新型的钢管连接，也称为夹连接，有许多优点。
Current quotation process for hydrogenation reactor has been analyzed and the main affecting factor is the weight of pipe flange and the internals of the reactor.
对目前加氢反应器的报价过程进行了分析，发现其主要影响因素是反应器的接管法兰和内构件的重量。
According to the data and corresponding information, we can design the arrangement of the pipe, and determine the model of the components, flange and complementary plate in the piping system.
根据提出的数据及相关的信息，进行管子的设计布置，零部件型号和管子穿越构件的补板、管子之间的连接法兰等的确定。
Different-diameter pipe size head, also called tube diameter at different, used to connect different diameter of pipe or flange diameter changes on.
异径管也叫大小头，两端管口直径不同，用于连接不同直径的管子或法兰进行变径。
Technology: flange type of heating is heating pipe and welding flanges from fixed.
工艺：法兰式加热管是由加热管与法兰焊接固定而成。
Technology: flange type of heating is heating pipe welding flanges from fixed.
工艺：法兰式加热管是由加热管与法兰焊接固定而成。
This paper introduces the method of partition the normal gas transmission to stop the aged pipe transmission by using the special flange and reducing pipe.
介绍了一种使用专用法兰和变径短管封堵煤气管道停止老化管道运行的新方法。
Before loading and unloading the molecular sieve, the blind plate must be installed on the flange of the central pipe.
在装、卸分子筛之前，都必须在中心管上法兰处加装盲板。
A method to calculate the weight of pipe flange and the internals of hydrogenation reactor has been obtained on the basis of a large number of analyzed data.
通过对大量数据的归纳分析，找到了一套接管法兰和内构件重量的计算方法。
The process design of seamless pipe hot upsetting-extruding method for making flange was introduced.
介绍了采用无缝钢管热镦挤法兰突缘的工艺设计。
Asbestos rubber sheet in which the structure of dense, good pressure, good heat resistance, and valves in the valve itself and the pipe flange connection, the use of a wide range.
其中石棉橡胶板结构致密，耐压性能好，耐温性能也很好，在阀门本身和阀门与管子的法兰连接中，使用极为广泛。
GW-type pipe-type non-clogging sewage pump flange on the same level of import and export lines, to pipe the form of installation, with pump installed base, very convenient to use.
GW型管道式无堵塞排污泵的进出口法兰在同一条水平线上，以管道形式安装，泵体配有安装底座，使用极为方便。
Technology: flange type of heating is heating pipe and welding flanges from fixed.
工艺：螺牙蒸汽锅炉式电热管是由加热管与螺牙法兰焊接，蒸汽锅炉绝缘电木固定而成。
Throttle flange is used for throttle installation; it's welded on the main air intake pipe of engine to connect with throttle.
节气门安装法兰主要用于节气门的安装，节气门安装法兰焊接在发动机的进气总管上方以方便节气门和发动机的进气总管的连接。
The present invention is the production process of steel flange blank, especially of flat flange, butt welded flange and prestressed pipe pile end plate flange.
一种钢法兰毛坯加工工艺，尤其是一种平法兰、对焊法兰、预应力管桩端板法兰毛坯加工工艺。
The at least one web extends vertically from at least one of the top and bottom of the header pipe and is connected to the flange.
至少一个腹板从集管管道的顶部和底部中至少一个竖直延伸并连接到凸缘上。
Cangzhou Yongwang Pipeline Manufacturing Co., Ltd. is a manufacturer of Elbow, Tee, Reducer, Flange, Tube Top Cap Closure Products all kinds of Pipe f.
弯头，三通，大小头，法兰，管帽，无缝沧州永旺管道制造有限公司。
Cangzhou Yongwang Pipeline Manufacturing Co., Ltd. is a manufacturer of Elbow, Tee, Reducer, Flange, Tube Top Cap Closure Products all kinds of Pipe f.
弯头，三通，大小头，法兰，管帽，无缝沧州永旺管道制造有限公司。
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