High pressure welding neck titanium flange WN flange for chemical
industry
1. Our Company
As a leading manufacturer of titanium products for over 16 years,
we have exported titanium flange to many countries, including
Italy, Russia, Turkey and Chile etc. The quality of our products is
widely recognized. So you should have confidence in our company.
2. Product Information of Titanium Weld Neck Flange
Material: Gr1, Gr2, Gr5, Gr7, Gr12
Standard: ANSI B16.5, ASME B16.5, EN1092-1, JIS B2220, DIN2627-2628
Size: 1/2"~ 30"NB, NPS 1/2 - NPS 24 (DN 10 - 2000) .
Pressure Clase: PN0.25~32Mpa/ (DIN) PN6,PN10,PN16,PN25 though PN250/ 150LB, 250LB
,300LB, 400 LB,500LB, 600 LB,900LB, 1500LB,2500LB.
Sealing Surface: RF, FF, TG, RJ etc.
Technique: Froged and CNC Machined
Advantages:
- Long service life
- corrosion-resistant
- High yeiled strength and tensile strength
- Full set of tests
- Our moulds for flange are very complete, so we can produce flanges
in all standards, including EN1092-1, ASME B16.5, DIN and BS etc.
3. Specification of Titanium Weld Neck Flange
Specification for Class 150 Titanium Weld Neck Flange
| Class 150 Titanium Weld Neck Flange |
Nom. Pipe
Size | Flange Dia. | Flange Thick | Hub Dia. At Base | Raised Face Dia. | Hub Dia. at Weld Point | No.
of
Holes | Dia.
of
Bolts | Dia. Of
Bolt Circle | Bore
Dia. | Length
Thru Hub |
| 1/2 | 3-1/2 | 7/16 | 1-3/16 | 1-3/8 | 0.84 | 4 | 1/2 | 2-3/8 | 0.62 | 1-7/8 |
| 3/4 | 3-7/8 | 1/2 | 1-1/2 | 1-11/16 | 1.05 | 4 | 1/2 | 2-3/4 | 0.82 | 2-1/16 |
| 1 | 4-1/4 | 9/16 | 1-15/16 | 2 | 1.32 | 4 | 1/2 | 3-1/8 | 1.05 | 2-3/16 |
| 1-1/4 | 4-5/8 | 5/8 | 2-5/16 | 2-1/2 | 1.66 | 4 | 1/2 | 3-1/2 | 1.38 | 2-1/4 |
| 1-1/2 | 5 | 11/16 | 2-9/16 | 2-7/8 | 1.90 | 4 | 1/2 | 3-7/8 | 1.61 | 2-7/16 |
| 2 | 6 | 3/4 | 3-1/16 | 3-5/8 | 2.38 | 4 | 5/8 | 4-3/4 | 2.07 | 2-1/2 |
| 2-1/2 | 7 | 7/8 | 3-9/16 | 4-1/8 | 2.88 | 4 | 5/8 | 5-1/2 | 2.47 | 2-3/4 |
| 3 | 7-1/2 | 15/16 | 4-1/4 | 5 | 3.50 | 4 | 5/8 | 6 | 3.07 | 2-3/4 |
| 3-1/2 | 8-1/2 | 15/16 | 4-13/16 | 5-1/2 | 4.00 | 8 | 5/8 | 7 | 3.55 | 2-13/16 |
| 4 | 9 | 15/16 | 5-5/16 | 6-3/16 | 4.50 | 8 | 5/8 | 7-1/2 | 4.03 | 3 |
| 5 | 10 | 15/16 | 6-7/16 | 7-5/16 | 5.56 | 8 | 3/4 | 8-1/2 | 5.05 | 3-1/2 |
| 6 | 11 | 1 | 7-9/16 | 8-1/2 | 6.63 | 8 | 3/4 | 9-1/2 | 6.07 | 3-1/2 |
| 8 | 13-1/2 | 1-1/8 | 9-11/16 | 10-5/8 | 8.63 | 8 | 3/4 | 11-3/4 | 7.98 | 4 |
| 10 | 16 | 1-3/16 | 12 | 12-3/4 | 10.75 | 12 | 7/8 | 14-1/4 | 10.02 | 4 |
| 12 | 19 | 1-1/4 | 14-3/8 | 15 | 12.75 | 12 | 7/8 | 17 | 12.00 | 4-1/2 |
| 14 | 21 | 1-3/8 | 15-3/4 | 16-1/4 | 14.00 | 12 | 1 | 18-3/4 | 13.25 | 5 |
| 16 | 23-1/2 | 1-7/16 | 18 | 18-1/2 | 16.00 | 16 | 1 | 21-1/4 | 15.25 | 5 |
| 18 | 25 | 1-9/16 | 19-7/8 | 21 | 18.00 | 16 | 1-1/8 | 22-3/4 | 17.25 | 5-1/2 |
| 20 | 27-1/2 | 1-11/16 | 22 | 23 | 20.00 | 20 | 1-1/8 | 25 | 19.25 | 5-11/16 |
| 24 | 32 | 1-7/8 | 26-1/8 | 27-1/4 | 24.00 | 20 | 1-1/4 | 29-1/2 | 23.25 | 6 |
Specification for class 300 Titanium Weld Neck Flange
| Class 300 Titanium Weld Neck Flange |
Nom. Pipe
Size | Flange Dia. | Flange Thick. | Hub Dia. At Base | Raised Face Dia. | Hub Dia. At Weld Point | No.
of
Holes | Dia.
Of
Bolts | Dia. Of
Bolt Circle | Bore
Dia. | Length
Thru Hub |
| 1/2 | 3-3/4 | 9/16 | 1-1/2 | 1-3/8 | 0.84 | 4 | 2-5/8 | 1/2 | 0.62 | 2-1/16 |
| 3/4 | 4-5/8 | 5/8 | 1-7/8 | 1-11/16 | 1.05 | 4 | 3-1/4 | 5/8 | 0.82 | 2-1/4 |
| 1 | 4-7/8 | 11/16 | 2-1/8 | 2 | 1.32 | 4 | 3-1/2 | 5/8 | 1.05 | 2-7/16 |
| 1-1/4 | 5-1/4 | 3/4 | 2-1/2 | 2-1/2 | 1.66 | 4 | 3-7/8 | 5/8 | 1.38 | 2-9/16 |
| 1-1/2 | 6-1/8 | 13/16 | 2-3/4 | 2-7/8 | 1.90 | 4 | 4-1/2 | 3/4 | 1.61 | 2-11/16 |
| 2 | 6-1/2 | 7/8 | 3-5/16 | 3-5/8 | 2.38 | 8 | 5 | 5/8 | 2.07 | 2-3/4 |
| 2-1/2 | 7-1/2 | 1 | 3-15/16 | 4-1/8 | 2.88 | 8 | 5-7/8 | 3/4 | 2.47 | 3 |
| 3 | 8-1/4 | 1-1/8 | 4-5/8 | 5 | 3.50 | 8 | 6-5/8 | 3/4 | 3.07 | 3-1/8 |
4. Detailed Images of Titanium Weld Neck Flange
(1) Raw Material of Titanium Weld Neck Flange
(2) Test of Titanium Weld Neck Flange
5. Related Products of Titanium Weld Neck Flange
- Titanium Elbow
- Titanium Tee
- Titanium Reducer
- Titanium Stub End
- Titanium Sockolet
6. All tests of Titanium Weld Neck Flange
Visual testing (VT)
Ultrasonic Testing (UT)
Radiographic Testing (RT)
Magnetic particle testing (MT)
Penetrant Testing/Dye penetrate (PT)
Eddy Current testing (ET)
Acoustic Emission(AE)
7. Tensile Requirements of Titanium Weld Neck Flange
| Grade | Tensile strength(min) | Yield strength(min) | Elongation(%) |
| ksi | M Pa | ksi | M Pa |
| 1 | 35 | 240 | 20 | 138 | 24 |
| 2 | 50 | 345 | 40 | 275 | 20 |
| 5 | 130 | 895 | 120 | 828 | 10 |
| 7 | 50 | 345 | 40 | 275 | 20 |
| 12 | 70 | 438 | 50 | 345 | 18 |
