English | português | русский| Español

Our company

hebeihaihao

Hebei haihao high pressure flange & pipe fitting group was established in 1982, located in Mengcun County the hometown of pipe fittings in China.


Read More About Haihao Group

Long Weld Necks Flange,Intergal Flange


Long weld neck flanges(abbreviated LWN) are similar to a standard welding neck flange,but the “neck” is considerably longer.This type is often used as a nozzle for a barrel or column.In addition,there are the type LWN heavy barrel (HB) and the equal LWN barrel (E);they have a different shape and a thicker “Wall”.

Long Welding Neck flange

Long Welding Neck flange

Specifications
Long welding neck flange,lwn flanges are similar to a standard welding neck flanges,but the “Neck” is considerably longer than other flanges.LWN flange is often used as a nozzle for a barrel or column.In addition,there are the type LWN Heavy Barrel (HB) and the Equal LWN Barrel (E);they have a different shape and a thicker “Wall”.
Type: LWN Forged Flange,Long welding neck flange
Material: Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH,C22.8,Stainless Steel: F304 F304L F316 F316L 316Ti,Copper etc.
Standard: ANSI/DIN/JIS
Size: 1/2-78 inch (DN15-DN2000)
Pressure: ANSI class 150,300,600,1500,2500,DIN PN6,PN10,PN16,PN25,PN40,PN64,PN100,PN160
Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
Surface Treatment: Anti-rust Oil,Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
E-catalogue: Available,please visit catalogue of flange
Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas,Electric Power,Pipe Projects etc.

<< Back to Flanges


Share to: LinkedIn Twitter Facebook Google


Related Tags: flange (48)  Intergal Flange (2)  Long Weld Neck Flange (2)  

Long Weld Neck Flange,Intergal Flange Related Posts :
Reducing Flange
ASTM A105 steel flange
ANSI/ASME B16.5 Class 1500 ASTM A350 LF2 3INCH Socket Weld Flange
ANSI/ASME B16.5 Class 600 A182 F316L DN15 Threaded Flange
UNI 2276 PN6 1inch ASTM A350 LF2 Plate Flange
JIS B2220 5K Stainless Steel 3Inch Yellow Zinc Plating Slip On Plate Flange
Threaded Flange,Screwed Flange,TH flange
Orifice Flange
JIS B2220 10K Socket Weld Flange
JIS B2220 Threaded Flange

Haihao Group Twitter haihao group youtube haihao group facebook haihao group linkedin