What are Long Weldneck Flange ?
The long neck guides the pipe into the flange itself and provides reinforcement that a standard weld neck flange cannot. … Typically, the long weld-neck flange are the anchors for water-mains or sources of gas being pumped into a larger network of pipes, such as those in a factory or in an apartment building
Application of Long Weld Neck Stainless steel Flanges
ANSI B16.5 Class 150 Long Weld Neck Flanges used in Industrial Boilers Industry
ASTM A182 Stainless Steel Long Weld Neck Flanges used in Power Plants Industry
ASME B16.47 Series A and B Long Weld Neck Flanges used in Nuclear Plants Industry
Stainless Steel Long Weld Neck Flanges used in Oil & Gas Industry
Long Weld Neck Flanges are used in Refineries Industry
Industrial Long Weld Neck Flanges used in Ship Building Industry
Long Weld Neck Flange Forged Flanges used in Heat Exchanger Industry
Industrial Long Weld Neck Flanges used in Condensers Industry
Industrial Long Weld Neck Flanges used in Paper & Pulp Industry
Industrial Long Weld Neck Flanges used in Marine Applications
Stainless Steel Industrial Long Weld Neck Flanges used in Nuclear Power Industry
Industrial Long Weld Neck Flange / Fittings System used in Fossil Fuel Power Plants Industry
Standard Specification For Stainless steel long weld neck flange:
Dimensions :ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Size :1/2″ (15 NB) to 48″ (1200NB)
Grades : 300, 301, 301L, 303, 304, 304L, 304H, 310, 310S, 310H, 310, 316L, 316H, 321, 321H, 347, 409, 410, 416, 430, 904L
Class :150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
DIN :DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636,DIN 2637, DIN 2638, DIN 2673
BS : BS 4504 , BS 4504, BS 1560, BS 10
PN :PN6, PN10, PN16, PN25, PN40
Long Weld neck : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)