Weld Neck Flange Carbon Steel

Weld Neck Flange Carbon Steel

Shop for Carbon Steel Weld Flanges at Metleader. Metleader is the China plumbing supply company Carbon and Stainless Steel Welding Neck Flange Bores Flange bores of welding neck flanges according ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings
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weld neck flange carbon steel

Shop for Carbon Steel Weld Flanges at Metleader. Metleader is the  China plumbing supply company
Carbon and Stainless Steel Welding Neck Flange Bores Flange bores of welding neck flanges according ASME/ANSI B16.5-1996 Pipe Flanges and Flanged Fittings
China's Most Experienced Manufacturers,Suppliers and Exporter of Weld Neck Flanges, WNRF Flanges, Carbon Steel Weld Neck Flanges, SS Weld Neck Flanges,ANSI/ASME B16.5, B16.47, B16.47, B16.36, B16.48 Weld Neck Flanges, Alloy Steel Weld Neck Flanges in China
Weld neck flange (WN flange) has a neck that can relocated stress of the pipe, so to reduce the pressure that gathered in the flange bottom. It is compatible to the pipelines that works in high or low temperature and bear high pressure. Specially for the pipe or the valves when PN is larger than 

PN16 Carbon Steel WN FlangeFeatures of welding neck flangesPN16 Carbon Steel WN Flange

Weld Neck Flange
Weld neck flange (WN flange) has a neck that can relocated stress of the pipe, so to reduce the pressure that gathered in the flange bottom. It is compatible to the pipelines that works in high or low temperature and bear high pressure. Specially for the pipe or the valves when PN is larger than 2.5 Mpa.

flg_wn_detPN16 Carbon Steel WN Flange02PN16 Carbon Steel WN Flange02

Our Supply Range
Material: Carbon, Alloy and Stainless Steel
Standards: ASTM A105, ASTM A182
Sizes: 1/2'' to 24'', Customized up to 48''
Thickness: Schedule 10(S) to SCH 160
Pressure Ratings: Class 150 to 2500
Face Type: RF, RTJ


Two Shapes of Welding Neck Flange

Welding neck flange have two forms (shapes), one with reducing neck as we called reducing weld neck flange; One with a even diameter of typical long neck named as long neck weld flange.

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Weld neck flanges is composed of a flange with an inner hole in the center of the flange and a plurality of screw holes on the flange. One side of the flange is provided with a neck-shaped protrusion. The inner diameter of the neck-shaped protrusion is equal to and connected with the inner diameter of the inner hole. On the other side of the flange is provided with a circular depression, the center of the circular depression coincides with the central axis of the inner hole, and the radius ratio of the circular depression to the inner hole. Large radius, there is also a circular depression in the circular depression. The center of the circular depression coincides with the central axis of the inner hole, and the outer surface of the circular depression coincides with the outer surface of the circular depression.

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Material: carbon steel

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