Titanium threaded flanges are pipe end fittings made of non-ferrous titanium or titanium alloys. They utilize threaded connections rather than welding, using the internal bore of the flange machined to form pipe threads. Advantages include ease of installation and maintenance, and they are suitable for piping systems where welding is not permitted, particularly in low-pressure environments.
Titanium threaded pipe flanges are widely used in piping systems in industries such as chemical processing, petroleum refining, offshore engineering, power generation, pharmaceuticals, and food processing. They are particularly well-suited for handling highly corrosive media such as hydrochloric acid, sulfuric acid, and seawater. Titanium's high corrosion resistance allows it to maintain structural integrity and sealing reliability in harsh environments, significantly reducing maintenance costs and extending equipment life. Furthermore, compared to traditional stainless steel or carbon steel flanges, titanium flanges offer lower weight, making them valuable for high-end applications requiring weight reduction.
Titanium alloy threaded flanges are available in sizes from NPS 1/2 to NPS 6, and custom designs are also available based on customer specifications or drawings. Our titanium flanges are manufactured in strict accordance with ASME international standards to meet the diverse requirements of our global customers.

|
Standard |
ASME,ANSI |
|
Material Designation |
TA1,TA2,TA9,TA10,GR1,GR2,GR7,GR12,GR16,N5,N6,N7 etc. |
|
Size |
NPS 1/2-NPS 6 |
|
OEM&ODM |
Available |
|
Pressure |
Class 150,Class300 |
|
Technics |
Forged |
|
Sealing Surface |
RF,FF |
|
Type |
Threaded flange |
|
Packaging |
Export Standard Wooden case, or can be customized |
|
Application |
Petroleum, chemical, shipbuilding, pharmaceutical, metallurgy, machinery, stamping elbow, food and other |


Class 150(PN20)
(mm)
|
Nominal Dimension |
Outer diameter of steel pipe |
Connection size |
Flange thickness |
The large end of the flange neck |
Flange height |
Pipe thread specification Rc or NPT |
|||||
|
DN |
NPS |
Flange outer diameter |
The diameter of the central circle of the bolt hole |
Bolt hole diameter |
Bolt |
The number of bolt holes |
|||||
|
15 |
1/2 |
21.3 |
90 |
60.3 |
16 |
M14 |
4 |
9.6 |
30 |
14 |
1/2 |
|
20 |
3/4 |
26.9 |
100 |
69.9 |
16 |
M14 |
4 |
11.2 |
38 |
14 |
3/4 |
|
25 |
1 |
33.7 |
110 |
79.4 |
16 |
M14 |
4 |
12.7 |
49 |
16 |
1 |
|
32 |
1-1/4 |
42.4 |
115 |
88.9 |
16 |
M14 |
4 |
14.3 |
59 |
19 |
1-1/4 |
|
40 |
1-1/2 |
48.3 |
125 |
98.4 |
16 |
M14 |
4 |
15.9 |
65 |
21 |
1-1/2 |
|
50 |
2 |
60.3 |
150 |
120.7 |
18 |
M16 |
4 |
17.5 |
78 |
24 |
2 |
|
65 |
2-1/2 |
76.1 |
180 |
139.7 |
18 |
M16 |
4 |
20.7 |
90 |
27 |
2-1/2 |
|
80 |
3 |
88.9 |
190 |
152.4 |
18 |
M16 |
4 |
22.3 |
108 |
29 |
3 |
|
100 |
4 |
114.3 |
230 |
190.5 |
18 |
M16 |
8 |
22.3 |
135 |
32 |
4 |
|
125 |
5 |
139.7 |
255 |
215.9 |
22 |
M20 |
8 |
2.3 |
164 |
35 |
5 |
|
150 |
6 |
168.3 |
280 |
241.3 |
22 |
M20 |
8 |
23.9 |
192 |
38 |
6 |

Titanium flanges, with their high strength-to-weight ratio, high-temperature resistance, corrosion resistance and
excellent fatigue performance,have become core components in six high-end sectors: Aerospace,Petrochemicals,
Marine Engineering, New Energy, Electronics and Environmental Protection.







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