High, medium, low pipe, flange sealing.
高，中，低管道，法兰密封。
Bolted flange sealing is widely used in process industry nowadays.
法兰密封在流程工业中应用广泛。
The flange sealing surface should be smooth and clean, to seriously clean up oil and rust during installation.
法兰密封面应平整清洁，安装时要认真清理油污和锈斑。
ANSI flange sealing principle is very simple: bolt two seal face mutual extruding flange gaskets and formed the seal.
ANSI法兰的密封原理极其简单：螺栓的两个密封面相互挤压法兰垫片并形成密封。
ANSI flange sealing principle is extremely simple: the two bolts each other extrusion flange sealing surface and form a seal gasket.
ANSI法兰的密封原理极其简单：螺栓的两个密封面相互挤压法兰垫片并形成密封。
All accessory interfaces should have protection covers with good sealing, there is no damage on the connecting screws and flange sealing surface.
组件所有外露接口均设有防护堵、盖，且封闭良好，接口螺纹和法兰密封面无损伤；
Factors affecting flange sealing have been analyzed. Basic performance of common gasket is expounded and Suggestions for gasket selection have been proposed.
分析了法兰密封的影响因素，介绍了常用垫片的基本性能。对垫片的选用提出了一些看法。
Using this device, the mechanical processing and fixing of flange sealing surface on the pressure vessels were simply and conveniently implemented on the spot.
该装置实现了压力容器法兰接口在现场进行简单、方便的机械加工及维修。
One of the basic failures of reactor pressure vessel is the failure of flange sealing system, so it is very important to study the performance of its sealing system.
法兰密封失效是核压力容器的最基本失效形式之一，研究其密封性能具有十分重要的意义。
Under certain pre - tension from flange joint bolt, leakage of flange sealing had an obvious decrease, thus resolving sealing failure in cover flange of heat exchange.
在一定法兰连接螺栓预紧力作用下，法兰密封泄漏明显减少，从而解决了热交换器封头法兰密封失效的问题。
Flange surface roughness of the influence, especially sealing effect when using the soft cushion, seal surface coarse degree value big are caused by the leak is one of the main reasons why.
法兰表面粗糙度对密封效果影响很大，特别是当采用非软质垫片时，密封表面粗糙的度值大是造成泄露的主要原因之一。
For decades, American national standards institute ANSI flange design has been for the oil and gas industry is provided one of the sealing technology, and effectiveness.
几十年来，美国国家标准学会设计的ANSI法兰已经为石油和天然气工业提供了壹种适用的密封技术，而且卓有成效。
Flat welding flange not only saves space, reduces weight, more importantly, to ensure that joints do not leak, has good sealing performance.
平焊法兰不仅节省了空间、减轻了重量，更重要的是确保接头部位不会发生泄漏，具有良好的密封性能。
Caution: the sealing surface for the diaphragm on the top flange of the valve body receives special factory preparation to enhance sealing with PTFE diaphragms.
警告：用于阀体法兰上的隔膜的密封面在工厂受到特殊的处理，以强化聚四氟乙烯隔膜的密封性能。
The effect of large flange connection is also so, not only can enhance the efficiency of sealing, but also can be removed, the use of two times and clean up.
大型法兰连接效果也是如此，不但可以加强高效的密封作用，而且还可以进行拆卸，进行二次使用与清理。
The transient sealing design method of the flange based on the tightness was put forward and programmed.
提出基于紧密度的法兰瞬态密封设计方法并编程实现。
Through adjusting gasket structure, its mechanical performance is changed to consist with request of bolt, so that flange joints can meet the standard of sealing request.
通过垫片工艺结构的调整，使其力学性能与紧固件的要求一致，使法兰接头符合操作时的密封性。
Secondly, the flange gasket sealing ring has been replaced to ensure that the sealing face of sealing surface of the match.
其次，法兰垫片已被密封环所代替，以确保密封面对密封面的匹配。
This paper is based on the sealing reliability of flange for the DSHE and submits a predicting calculation' s method of the bolt for seating gasket used in circular-shaped cover of the DSHE.
本文以确保螺旋体法兰密封面的密封性能为前提，讨论了一种用以确定可拆螺旋板式换热器大平盖螺栓预紧力的估算方法。
When connecting flange, add sealing mat and lock connected bolt.
法兰连接时加密封垫后均匀锁紧联接螺栓。
It can be used without sealing layers to provide an excellent sealing but there is a risk of flange surface damage especially at high seating pressure.
也可不带密封层直接使用，且能直到良好的密封效果，但在高压场合中容易对法兰的表面造成损失。
Is suitable for through flange valve sealing pressure and valve body intensity pressure performance test.
适用于直通法兰式阀门的密封压力和阀体强度压力性能试验。
The sealing design criteria to measure the factors of spiral wound gasket were adopted, based on this bolt loads of flange can be determined by using the new PVRC method.
采用密封设计准则，通过试验确定了金属缠绕式垫片的垫片系数，在此基础上，按照PVRC新方法对法兰螺栓载荷进行了计算。
A sealing arrangement, which is particularly suitable for flat flange connections, has an annular, metallic base body (1).
一种密封装置，其特别适用于扁平的法兰连接，具有环形的金属主体(1)。
Flange structure, double sealing rubber ring, so anti-corrosion, waterproof performance.
法兰式结构，双层密封胶圈，故防腐、防水性能好。
V type packing structure has been employed to effectively transform the pushing force of the gland flange and the medium pressure into the sealing force against the stem.
阀杆采用V型填料密封结构，V型填料能将填料压盖的压紧力及介质力有效地转化成阀杆的密封力。
For the cover of rolled stainless steel plate welded shape, cover and vacuum sealing flange at the end of the trough of large vertical lathe machining fine car molding.
内罩为不锈钢板卷制密焊成型，罩底法兰和真空密封槽由大型立车精车加工成型。
The real meaning of using the flange connection is to have a good sealing effect, it can be very effective to protect the smooth flow of the entire pipeline and sealing.
使用法兰连接真正的意义就是有一个很好的密封连接作用，它可以非常有效的保护好整个管线的流畅与密封。
Second, the flange should be supporting the sealing gasket should have good oil resistance and aging resistance, as well as good flexibility and mechanical strength.
其次是法法兰想配套的密封垫应有良好的耐油和抗老化性能，以及比较好的弹性和机械强度。
The reason why reducing the size of a compact flange, as a result of reduced diameter seals, which will reduce the sealing surface of the section.
紧凑法兰尺寸之所以减小，是由于减小了密封件的直径，这将会减小密封面的截面。
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