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  3. China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for
China China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for
China China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for

  1. China China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for
  2. China China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for
  3. China China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for
  4. China China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for

China OEM Factory Supply Customized Titanium Weld Neck Flange Forged for

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Material TA1,TA2,TA9,TA10,GR1,GR2,GR7,GR12,GR16,N5,N6,N7 etc
Size NPS 1/2-NPS 24
OEM/ODM Available
Pressure Class150，Class300，Class600，Class900，Class1500，Class2500
Technics Technics
Sealing Surface RF,MFM,TG,FF,RJ
Payment Terms L/C,D/A,D/P,T/T,etc.
Supply Ability 100ton/Month
Delivery Time 7-15 Days
Packaging Details Export Standard Wooden Case, or Can Be Customized
Brand Name VOTECH
Model Number NPS 1/2-NPS 24
Certification ASME,ANSI
Place of Origin Shaanxi,China

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  1. Product Details
  2. Company Details

Product Specification

Material TA1,TA2,TA9,TA10,GR1,GR2,GR7,GR12,GR16,N5,N6,N7 etc Size NPS 1/2-NPS 24
OEM/ODM Available Pressure Class150，Class300，Class600，Class900，Class1500，Class2500
Technics Technics Sealing Surface RF,MFM,TG,FF,RJ
Payment Terms L/C,D/A,D/P,T/T,etc. Supply Ability 100ton/Month
Delivery Time 7-15 Days Packaging Details Export Standard Wooden Case, or Can Be Customized
Brand Name VOTECH Model Number NPS 1/2-NPS 24
Certification ASME,ANSI Place of Origin Shaanxi,China
High Light OEM Factory Supply Flange ，Forged Oilfield Titanium Flange ，Oilfield Weld Neck Flange
Custom Titanium Weld Neck Flange for Oilfield and Natural Gas Applications
Our precision-forged titanium weld neck flanges excel in demanding applications including chemical processing, offshore operations, aerospace, and high-purity media transport systems. Engineered from high-grade titanium alloys, these flanges offer exceptional corrosion resistance, ensuring long-term structural integrity and reliable sealing performance in harsh environments.
The weld neck design features a gradual transition from flange to pipe, distancing the weld from the sealing surface to minimize distortion and enhance sealing capability. This construction makes them ideal for high-pressure, high-temperature, and cyclic loading conditions, delivering superior system stability and longevity.
Product Specifications
Standard ASME, ANSI
Material Designation TA1, TA2, TA9, TA10, GR1, GR2, GR7, GR12, GR16, N5, N6, N7 etc
Size NPS 1/2 - NPS 24
OEM&ODM Available
Pressure Class150, Class300, Class600, Class900, Class1500, Class2500
Technics Forged
Sealing surface RF, MFM, TG, FF, RJ
Type Weld Neck Flange
Packaging Export standard wooden case, or can be customized
Application Petroleum, chemical, shipbuilding, pharmaceutical, metallurgy, machinery, food processing
Class150 (mm) Dimensional Specifications

Nominal Dimension

Outside diameter
A

Connection size

Flange thickness
C

Flange neck big end
N

Flange inner diameter
B

Flange height
H

DN

NPS

Steel pipe outer diameter
D

Diameter of center circle of bolt hole
K

Bolt hole
diameter
L

Bolt
Th

Number of bolt holes
n(pc)

15

1/2

21.3

90

60.3

16

M14

4

9.6

30

15.5

46

20

3/4

26.9

100

69.9

16

M14

4

11.2

38

21

51

25

1

33.7

110

79.4

16

M14

4

12.7

49

27

54

32

1-1/4

42.4

115

88.9

16

M14

4

14.3

59

35

56

40

1-1/2

48.3

125

98.4

16

M14

4

15.9

65

41

60

50

2

60.3

150

120.7

18

M16

4

17.5

78

52

62

65

2-1/2

76.1

180

139.7

18

M16

4

20.7

90

66

68

80

3

88.9

190

152.4

18

M16

4

22.3

108

77.5

68

100

4

114.3

230

190.5

18

M16

8

22.3

135

101.5

75

125

5

139.7

255

215.9

22

M20

8

22.3

164

127

87

150

6

168.3

280

241.3

22

M20

8

23.9

192

154

87

200

8

219.1

345

298.5

22

M20

8

27.0

246

203

100

250

10

273

405

362.0

26

M24

12

28.6

305

255

100

300

12

323.9

485

431.8

26

M24

12

30.2

365

303.5

113

350

14

355.6

535

476.3

30

M27

12

33.4

400

—

125

400

16

406.4

595

539.8

30

M27

16

35.0

457

—

125

450

18

457

635

577.9

33

M30

16

38.1

505

—

138

500

20

508

700

635.0

33

M30

20

41.3

559

—

143

600

24

610

815

749.3

36

M33

20

46.1

663

—

151

Technical Advantages of Titanium Weld Neck Flanges
1. What are the outstanding performances of titanium weld neck flange in terms of corrosion resistance?
Titanium weld neck flanges demonstrate exceptional resistance to corrosive media including seawater and chloride ions, far surpassing the performance of stainless steel and carbon steel. This makes them particularly suitable for marine and chemical industry applications.
2. Do titanium weld neck flanges need additional anti-rust measures?
No additional protection is required. Titanium flanges can be used long-term without coatings or cathodic protection, eliminating rust risk and significantly reducing maintenance needs.
Our Manufacturing Advantages
Strict Quality Control
Rigorous quality measures with ASME, JIS, DIN, GB, GOST certifications ensure all products meet industry standards.
Advanced Production Facilities
State-of-the-art factory with multiple titanium production lines for bulk orders and custom projects.
Secure Packaging
Careful packing in wood cabins or trays prevents transit damage, ensuring maximum protection.
Expert Team
Decades of titanium manufacturing expertise enables us to produce high-quality products for diverse industries.
Comprehensive Services
Custom solutions, fast lead times, and dedicated support throughout your purchasing process.
Customer-Centric Approach
Flexible payment options, technical support, and dedicated service for a seamless experience.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Trading Company

  • Year Established:

    2010

  • Total Annual:

    3000000-5000000

  • Employee Number:

    100~200

  • Ecer Certification：

    Verified Supplier

As one strategic partner of the China aviation industry, Deko Corporation mainly dedicate to the development, manufacture and marketing of KM brand small precision CNC lathes, precision measuring instruments, petroleum oil pipe thread measuring instrument... As one strategic partner of the China aviation industry, Deko Corporation mainly dedicate to the development, manufacture and marketing of KM brand small precision CNC lathes, precision measuring instruments, petroleum oil pipe thread measuring instrument...

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Get in touch with us

  • Reach Us
  • Deko Corporation
  • No.25,GaoXin 6th Road,Hi-Tech Zone,Xi'an 710065,China 710065
  • https://www.precisionmeasuring-tools.com/

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