How to determine the flange size

How to determine the flange size? 1.First, judge the flange type. Common flange types include flat welding flange,Butt Welded Fitting, SOCKET WELD/SW FLANGE, plate welding flange and ring loose flange. 2.Second, judge the flange end form, mainly RF, concave, convex, RJ torus. Tenon groove face 3.After judging the flange type, the main measured data are
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Characteristics Of LAP JOINT/LJ FLANGE

LAP JOINT/LJ FLANGE is also called flange. It’s a part of the tube that connects with the tube. Connect to pipe end. There are holes on the flange, and bolts can be worn to make the two flanges tightly connected. The flange is sealed with gasket. Flange pipe fittings refers to the fittings with flange
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Precautions for using ASTM A182 F316l Stainless Steel Flange

1. In order to prevent eye to eye corrosion due to heating of flange cover, the welding current should not be too large, about 20% less than that of carbon steel electrode, the arc should not be too long, the interlayer should be cooled quickly, and the narrow weld bead is preferred. 2. The welding
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My First Middle-East Client —A client decreed by fate

I had been promoted to be Department Manager when 2010 Spring Canton Fair is coming. Before I followed my leader of our team, but then I was the leader, so I had a lot of pressure because it was my first time to lead the whole team to prepare for Canton Fair. Before the Canton
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Valve Device For Sanitary Fitting And Sanitary Fitting

A valve device for a Sanitary Fitting having at least two control elements which are movable relative to one another and on which at least two inlet channels and at least one control channel are formed is described. The control channel is configured for a communicating connection between at least one of the inlet channels
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The Introduction Of PLATE/PL FLANGE

Flange connection is to fix two pipes, fittings or equipment on a flange separately, between the two flanges, plus flange pad, and fasten them together with bolts to complete the connection. Some pipe fittings and equipment have their own flange, also belong to the flange connection. Flange connection is an important connection mode in pipeline
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The Langfang Dingyang Flange & Pipe Fitting Co.,Ltd Company Wishes You A Happy National Day.

National Day is approaching. This year marks the 70th anniversary of the founding of New China. Many friends have already planned where to travel. They are very excited, but safety comes first. Therefore, we must pay attention to travel safety. Next, I will share some precautions for traveling safety during the eleventh long vacation. 1.Before
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Introduction of the Working Principle of Carbon Steel Flanges in the Process of Use

Carbon steel flanges are generally adaptable and can be used in different fields, and the carbon steel flange produced by this method is pn≥2 to the pressure of oil and gas field. 5MPa long distance transmission pipeline, station yard and other insulating carbon steel flanges are used. Simply change the carbon steel flange to the
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My First South American Client –Thanks to a theft

In year of 2005, my business was much better than the first 2 years, but still unsteady. Under this pressure, I was always ready to show my enthusiasm once there were inquiries either from e-mails or international fairs. In 2005 Canton Fair, I met a Chilean client whose name is Carlos. He sent to me
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My first European client–who was blamed because of my e-mail

Good day everyone. I will share some stories between me and my foreign clients in next days. Today my first story is about Leo(not his real name) who is from Europe. I was graduated from university in year of 2003, although my major was Foreign English, we actually learned only a little bit knowledge about
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