ANSI/ASME B16.5 Long Weld Neck Flange/Integral Flanges

ANSI/ASME B16.5 Long Weld Neck Flange/Integral Flanges

Followings are the definition, information and application of  various types of flanges:

Weld Neck Flange Slip On Flange Blind Flange Threaded Flange
Plate/Plain Flange Socket Weld Flange Orifice Flange Spectacle Blind Flange
Lap Joint/Loose Flange Long Weld Neck Flange Reducing Flange Rolled-Forging Ring Flange
Flange-Olet Tube Sheet/Tubesheet Anchor Flange Non-Standard/Custom Flange

SPECIFICATION:

Long weld neck flange(LWN flange) is also call integral flange, it means a welding neck flange has a very long neck . Commonly, the welding neck flange has a tapered neck and a bevel end which is going to butt welding with the matching pipe. But the long weld neck flange, has a straight short pipe as the neck of a long weld neck flange.

ANSI/ASME B16.5 Long Weld Neck Flange Integral Flanges

ANSI/ASME B16.5 Long Weld Neck Flange Integral Flanges

Type 

Weld Neck,Slip On,Socket Weld,Threaded,Lap Joint etc 

Size 

1/2”-160” DN15-DN4000mm 

Face 

America Series:Flat face(FF),Raised face(RF),Tongue(T),Groove(G),Female(F),Male(M),Ring type joints face(RJ/RTJ)

Europe Series:Type A(Flat Face),Type B(Raised Face),Type C(Tongue),Type D(Groove),Type E(Spigot),Type F(Recess),Type G(O-Ring Spigot),Type H(O-Ring Groove)

Pressure 

America Series: 

Class 150 ,Class 300, Class 600, Class 900A ,Class 1500,Class 2500.

Europe Series: 

PN2.5,PN6,PN10,PN16,PN25,PN40,PN63,PN100,PN160,PN250,PN320,PN400. 

Standard 

ASME/ANSI B16.5,ASME B16.47,ASME B16.36,AWWA C207.DIN 2527,2573,2576,2631,2632,2633,2634,2635,2566,2642.EN 1092,BS 4504,JIS B2220,GOST 10820,10821 etc. 

Material 

Carbon Steel:

ASTM A105, A181, ASTM A516 GR.60, GR.70, ASTM A694 F42, F46, F52, F56, F60, F65, F70, ST37, ST45.8, C22.8, S235, S235JRG2, P235GH, P245GH, P250GH, P265GH, P355GH, S355J2, 16MN, 20MN, Q235, 20#, CT20, SS400.  

Stainless Steel:

ASTM A182 F304, F304L, F316, F316L, F321, F321H, F304H, F316H, F347H, 1.4301, 1.4306, 1.4401, 1.4404, 1.4541, 1.4571, SUS304, SUS316.

Alloy Steel:

ASTM A350 LF2, CL1/CL2, ASTM A182 F5, F9, F11, F12, F22, F91.

WHY CHOOSE HAIHAO GROUP:

More Than 30 Years Experiences.

Advanced Facility,Adequate Capacity.

High Quality Piping Products.

On Time Delivery For Shipments.

Excellent & Satisfactory Services.

API,CE,ABS,ISO,PED Certificate Approved.

Hebei Haihao Group

Hebei Haihao Group

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