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2019年10月5日 · 小口径管路用橡胶圈密封真空法兰，被称为NW (或KF)法兰，广泛用于低、中和高真空系统中。 其特点是可多次重复使用、操作简单、经济实惠。 但是，NW 法兰有两个大的问题点：一个是在设备烘烤时耐热程度有限；另一个是氢气、氦气的透气问题。 使用NW 法兰时，两个 NW 法兰中间安装有外套 O形橡胶圈 的中心支架，外侧通过卡箍可简单实现快速的安装和拆卸 (图1)。 使用 氟橡胶圈 的时候，烘烤温度一般可达150℃。 NW 盲板法兰的主要型号和尺寸见 …

These KF-50 full nipple vacuum fittings follow ISO-KF standards and have a flange size of NW-50. They are commonly used to build foreline vacuum plumbing and process systems. They are often called quick flange fittings because they are quick to assemble.

The 100310306 Short Weld Stub Flange is made with 304 stainless steel and designed to be buttwelded to 2 inch OD vacuum tubing. This weld stub features a size NW50 ISO-KF vacuum flange and has a 0.75 in. overall length.

ISO KF vacuum systems employ components with metric interface dimensions which have been defined by the International Standards Organisation (ISO). Use ISO KF for tube sizes DN16 to DN50. Our standard range of KF flanges and fittings are manufactured from 304 stainless steel.

Shop Long Flange - NW Series from Advantec (NW50-50L). MISUMI USA has all of your NW/KF Standard Piping Components & Flanges needs covered, with over 3.8M high quality products and 80 sextillion configurable parts available with fast shipping and low pricing.

KF法兰又名NW法兰，为真空系统中不可或缺的主要真空零组件之一，适用于真空制程配管与真空腔体接续等多用途。 Htc日扬真空提供多种规格KF法兰 (NW法兰)周边零件。

The 100318306 Weld Socket Flange features a NW50 size ISO-KF vacuum flange and is designed for 2 inch outside diameter vacuum tubing. This 304 stainless steel weld socket is self aligning, features standard tube weld prep., and is also suitable for butt welding.

These KF-50 Weld Socket Flange fittings follow ISO-KF standards and have a flange size of NW-50. They are commonly used to build foreline vacuum plumbing and process systems. They are often called quick flange fittings because they are quick to assemble.

The nw flange sizes manufactured by Highvac are NW10, NW16, NW25, NW40, NW50 which is also known in the industry as KF, QF, NW, regardless of their designated name by different manufacturer highvac stocks a full line if nw flanges and fittings including: nw quick clamps, nw bolted clamps, nw aluminum centering rings, nw stainless centering ...