Alloy Steel Forged Welded Neck Flange/Plate Flange/Lap Joint Flange/Slip on Flange/Blind Flange

Alloy Steel Forged Welded Neck Flange/Plate Flange/Lap Joint Flange/Slip on Flange/Blind Flange

Material: Carbon steel,alloy steel,stainless steel
Standard:ASTM,GB,JIS,EN,ANSI
Production Standard:GB9112,ANSIB16.5,ANS11.47,JIS,DIN2527,UNI2276,BS4504 and so on
Class:CL150,CL300,CL600,CL900,CL1500
Series:A and B
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Product Details

We intention at becoming one among your most trusted partners and earning your fulfillment for 90°Bends Pipe Fittings, ASTM A135 ERW Welded Steel Pipe, S355 ERW Steel Pipe. On today, we've got customers from all over the world. We never stop improving our technique and high quality to help keep up using the enhancement trend of this industry and meet your gratification effectively.

Lap Joint Pipe Flanges is actually a combination of two things, loose flange ring and flanging nipple.Loosen the sleeve outside the flanging nipple, the flanging nipple and the pipe are butt welded. The flange is no contact with the medium, so the flanging nipple is required to be the same as the pipe material. The material of the flange body can be completely different from the pipe material.

Material: Carbon steel,alloy steel,stainless steel

Standard:ASTM,GB,JIS,EN,ANSI

Production Standard:GB9112,ANSIB16.5,ANS11.47,JIS,DIN2527,UNI2276,BS4504 and so on

Class:CL150,CL300,CL600,CL900,CL1500

Series:A and B

The flange connection process :

First, the connection between a flange and a pipe shall meet the following requirements:

1. The centers of the pipe and flange should be at the same level.

2. The sealing surface of the pipe center and flange is 90 degrees in vertical.

3. The position of flange bolt on the pipe should be consistent.

Second,requirements of gaskets are as follows:

1. For a same pipe, flanges with the same pressure should choose the same gasket so that they can be exchanged.

2. For ducts with rubber sheets, gaskets should also be rubber.

Lap joint pipe flanges is suitable for the connection of steel, aluminum and other non-ferrous metals and stainless acid-resistant steel containers and corrosion-resistant pipelines.Therefore, it is especially used on corrosive medium pipelines.Generally used when the temperature and pressure are not high and the medium is corrosive.

JDSTEELPIPE is a professional supplier of high quality lap joint pipe flanges. If you have some planning or inquiries, email info@jiade-group.com.


Since the establishment, our company has always focused on the development, production, sales and service of various Alloy Steel Forged Welded Neck Flange/Plate Flange/Lap Joint Flange/Slip on Flange/Blind Flange. We believe that science and technology can enrich and strengthen a country, while humanities can build and revitalize a country. We firmly believe the competition among modern enterprises is the competition of talents, so we absorb outstanding management talents and introduces good production equipment.
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