RJ-环连接面 Ring Joint Face环连接面密封的法兰，也属于窄面法兰，并在法兰的突面上开出一环状梯形槽作为 法兰密封面 ，和榫槽面法兰相似，在安装和拆卸时需要在轴向将法兰分开。

An RTJ flange may have a raised face with a ring groove machined into it. This raised face does not serve as any part of the sealing means. For RTJ flanges that seal with ring gaskets, the raised faces of the connected and tightened flanges may contact each other.

Robert J. Haddy II is a special effects artist and airbrush dealer. He is best known as a contestant on season 2 of Syfy 's reality television game show, Face Off in which he was a finalist and fan favorite for the season. He returned as a veteran contestant on season 5 of Face Off, but was eliminated in episode 5.

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法兰密封面基本有：全平面FF、突面RF、凹面FM、凸面M、榫面T、槽面G、环连接面RTJ (RJ)等七种类型，根据工况、介质、压力、规格、温度等情况的不同所以选用的类型也不尽相同。 下面我们来一起认识这些常用法兰密封面的类型！ Flat Face Full Face类型密封面表面为全平，适用于压力不高、介质无毒的场合。 Raised Face类型密封面应用在几种类型当中最为广泛，最为常用的一种，国际标准与欧洲体系和国内的标准均为固定高度，但美标法兰中应注意高压力的高度会增 …

Explore the exact meaning of RF and RTJ flanges and also their point of differentiation on the basis of various factors. It mainly includes temperature and pressure variation, surface design, installation, commissioning, gaskets, price, surface elevation and lots more. What are RF flanges?

A Ring Joint Flange Face (RTJ) is a type of flange face design utilized in high-pressure and high-temperature piping systems. It is characterized by a grooved face that accommodates a metal ring gasket, ensuring a tight and leak-proof seal.

What is a flange face? There are three common types of flange face, the plain/flat, raised, and ring-type joint (RTJ). Other types of flange face exist, primarily the Tongue-and-Groove (T&G), Lap Joint, and Male-and-Female (M&F) designs, but these are less popular.

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2020年9月8日 · RF-突面 Raised Face类型密封面应用在几种类型当中最为广泛，最为常用的一种，国际标准与欧洲体系和国内的标准均为固定高度，但美标法兰中应注意高压力的高度会增高密封面的高度，垫片的使用也有多种类型。 适用于突面密封面法兰的垫片有各种非金属平垫片、包覆垫片；金属包垫；缠绕式垫片（含带外环或带内外环）等。 M-凸面FM-凹面 Male Face与Female Face这两种密封面类型是一对，一雌一雄，必须配套使用，按装时便于对中，还能防止垫片 …