BHGHThreaded Flange

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The most professional flange manufacturer.We offer steel pipes and pipe fittings with high quality and low price.

Product Description

carbon steel pipe flange

1.standard:ANSI, DIN, JIS, GB, GOST

5.Material:Carbon Steel



 Packaging Details: in wooden case or pallet or according to customers requirement.



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Q:How many kinds of flanges do you have? Does anyone know a more specialized classification?
There are many kinds of flange, mainly due to the nominal diameter (A type B type, namely the metric system), nominal pressure, use of structure, material, sealing surface form, connection mode classification (diameter and pressure rating not included) according to the form of: flange welding plate flange (PL), hubbed flange (SO), neck flange (WN), integral flange (IF), socket welding flange, threaded flange (SW) (Th), welding ring flanges (PJ/PE), ring flanges (PJ/JR); according to the sealing surface form: process surface (RF), convex surface (MFM) and the tongue and groove face (TG), the whole plane (FF) and ring junction (RJ); this does not include the flange; according to the material: cast iron, cast steel, forging, flange, stainless steel flange, Q235 plastic flange etc..
Q:When the toilet is fitted with flanges, is the rubber side of the flange facing the floor or the toilet? The installation is more reasonable
One of the rubber sides of the flange faces toward the toilet
Q:What is blind through flange?
For the blind flange end of the pipeline, to shut off the pipeline
Q:60 seamless steel tubes with 50 flanges, right?
Yes! But more accurate description is: the outer diameter is 60mm seamless steel pipe, and nominal size of DN50 flange matching connection.
Q:What does "welding flange" mean, and what does fillet welding mean?
Flanges are connected to steel tubes in two ways: 1, threaded, and 2 welded.The flanges which are joined by welding are called welding flanges".The weld joint of flange and steel pipe is fillet weld. It is called angle welding".Flanges are pipe fittings"
Q:Can the aluminum flange 6061 and the aluminum tube 6063 be welded directly? Will there be such a fracture?
Of course, it can be welded, as long as the welding process is in place, there is no problem.
Q:What is the flange? What are its application areas and principles?
The flange is used for connecting and sealing the head of the container and the cylinder. The container can be disassembled from flange and convenient for maintenance.
Q:Flange SO40-2.
M represents the sealing surface is convex.HG/T20592-97 is invalid. The current standard should be HG20592-2009.
Q:Flange gasket RF600-6. What does this 6 mean?
6 indicates the pressure, 6 kg pressure flange
Q:In the heat exchanger calculation, the actual bolt section area of the cylinder flange is smaller than the required cross-sectional area. What's the matter?
Generally choose JB/T4700-2000 "pressure vessel flange" in the flange, you do not need to calculate

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