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Xi'an Brightway International Trading Inc.

Add: No.1, Room 715 Of 1st Building Of Qujiang Liu Hao Qujiang Yan Nan Yi Road, Xi'an, China

Contact:Doris.Li

Tel:+86-029-85497713

Fax:+86-575-88135203

Mobile:+8618681836350

Skype:Doris Li

Email:briway@screenpipes.com

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Welding Neck Flange

Welding Neck Flange

Size: From 75mm to 2190mm
Type:Butt welding Sealing type: RF、MFM、TG、RJ、FF
Connection type: Weld type welding type flange or thread type welding type flange
Standards: ANSI B16.5、ASME B16.47 Series A、ASME 16.47 Series B、BS 4504、BS3293
Material: Carbon Steel:ASTM A105、20#、Q235、Q235B
Stainless Steel: ASTM A182 F304、304L、 F316、316L
Surface treatment: Black paint, Galvanized, Electric galvanized, anti corrosion coating or vanished

Function

Welding neck flange


It is a type of tube fittings and it is refers to a flange with a neck that has a transition of a round pipe, welding neck flange connect with pipe for butt welded . meanwhile, Butt welding flange is not easy to be deformed, sealed, it is widely used for construction,it has rigidity and elasticity requirements and reasonable butt welding thinning transition, the welding joint be away from  the joint surface, in addition, the joint surface be free from welding temperature deformation.

welding neck flange Drawing.png

Specification:

Size: From 75mm to 2190mm

Pressure:

For PN remark:PN2.5;PN6;PN10;PN16;PN25;PN40;PN63;PN100;PN160;PN250;PN320;PN400

For class remark:Class 150;Class 300;Class 600;Class 900;Class 1500;Class 2500

Type:Butt welding           Sealing type:  RF、MFM、TG、RJ、FF

Connection type: Weld type welding type flange or thread type welding type flange

Standards: ANSI B16.5、ASME B16.47 Series A、ASME 16.47 Series B、BS 4504、BS3293

Material:

Carbon Steel:ASTM A105、20#Q235、Q235B

Stainless Steel: ASTM A182 F304、304L、 F316、316L

Surface treatment: Black paint, Galvanized, Electric galvanized, anti corrosion coating or vanished

Package:

Flange packed with individual package then packed with wooden carton or paper carton, and put in one pallet.

The advantage of welding neck flange

The sealing performance is better than that of the Slip on welding flange.,and it can applied in high temperature and pressure work situation,so it Suitable for applied in where pressure, temperature is high or where sealing is required. it widely used in Boiler pressure vessel, petroleum, chemical, shipbuilding, pharmaceutical, metallurgy, machinery, stamping elbow food and other industries

Disadvantage

It needs to be manufactured with forgings, which consumes a lot of materials and has a large manufacturing cost. 

 

If you have any inquiry ,please Email to:briway@screenpipes.com

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Contact Us
Xi'an Brightway International Trading Inc.

Address: No.1, Room 715 Of 1st Building Of Qujiang Liu Hao Qujiang Yan Nan Yi Road, Xi'an, China

Tel: +86 029-85497713

Fax: +86 029-85497185

E-mail: briway@screenpipes.com

Copyright ©Xian Brightway International Trading INC. All rights reserved.
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