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Welding Neck Flange, High-hub Flange Manufacturer

Model ASME/ ANSI B16.5
Certificate ISO
Material Carbon: ASTM A105/ Stainless: ASTM A182 304L/316L
Size 1/2″ to 60″
Sealing type Flat Face(FF)/Raised Face(RF)/Ring Type Joint(RTJ)
Pressure Class 150LB/ 300LB/ 600LB/ 900LB/ 1500LB/ 2500LB
Surface Oil/ Black Paint/ Hot Dipped Galvanized

Welding Neck Flange

Welding Neck Flange is generally referred to as a “high hub” flange. It is designed to transfer pressure to the pipe and reduce high pressure at the base of the flange.

Welding Neck Flange is a butt-welding flange with the best design among currently available flanges because of its unique structure.

Class150 ANSI B16.5 Forged Flange Size

Note: Some of the main specifications are shown below, please contact us for more details.
7792349
NPS
Outside Diam.
Diam. at Base of Hub
OD of Raised Face
Thickness
Bore of Welding Neck Socket Welding
Length Thru Hub
D
X
G
t
B1
T1
1/2″
89
30.2
35.1
11.2
15.7
47.8
2″
152
77.7
91.9
19.1
52.6
63.5
6″
279
192.0
215.9
25.4
154.2
88.9
12″
483
365.3
381.0
31.8
304.8
114.3
24″
813
663.4
692.2
47.8
590.6
152.8

unit: mm

One-stop service to facilitate your purchase

The Baolai Group continues to provide service and support after your purchase. To save you time, we offer you numerous value-added services such as processing, logistics management and testing.

Processing Services:

For more information, please contact our service team.

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