Dimensions 6B Flanges -API 6A- 3000 PSI Working Pressure

Flanges for Wellhead and Christmas Tree Equipment
Weld Neck, Integral, Blinds, Targets and Test Blinds - Pressure Ratings -

Maximum
Working
Pressure
2000
PSI
3000
PSI
5000
PSI
10000
PSI
15000
PSI
20000
PSI
Test Pressure 3000 PSI 4500 PSI 7500 PSI 15000 PSI 22500 PSI 30000 PSI
Product
Specification
Levels
1, 2, 3 & 4 1, 2, 3 & 4 1, 2, 3 & 4 1, 2, 3 & 4 1, 2, 3 & 4 1, 2, 3 & 4
API
Temperature
Rating
K (-60 Deg C)
to
Y(+345 Deg C)
K (-60 Deg C)
to
Y(+345 Deg C)
K (-60 Deg C)
to
Y(+345 Deg C)
K (-60 Deg C)
to
Y(+345 Deg C)
K (-60 Deg C)
to
Y(+345 Deg C)
K (-60 Deg C)
to
Y(+345 Deg C)

Integral, Blind, Target Blind & Test Flanges

Min. Yield 60000 PSI 60000 PSI 60000 PSI 60000 PSI 75000 PSI 75000 PSI
Min. Tensile 85000 PSI 85000 PSI 85000 PSI 85000 PSI 95000 PSI 95000 PSI
Material API 60K API 60K API 60K API 60K API 75K API 75K

Weld Neck Flanges

Min. Yield 45000 PSI 45000 PSI 45000 PSI 60000 PSI 75000 PSI 75000 PSI
Min. Tensile 70000 PSI 70000 PSI 70000 PSI 85000 PSI 95000 PSI 95000 PSI
Material API 45K API 45K API 45K API 60K API 75K API 75K
Type 6B Flanges for 3000 psi Rated Working Pressure
1. Nominal Size and
Bore of Flange
2. Maximum Bore 3. Outside Diameter
Flange
4. Tolerance (3) 5. Maximum Chamfer
6. Diameter
Raised Face
7. Total Thickness
Flange
8. Basic Thickness
Flange
9. Diameter Hub 10. Diameter
Bolt Circle
11. Number of
Bolt Holes
12. Diameter
of Bolts
13. Diameter
Bolt Holes
14. Bolt Hole Tolerance
(Minimum -0.02)
15. Length
Stud Bolts
16. Hub Length
Threaded
Line-Pipe Flange
17. Hub Length
Threaded Casing Flange
18. Hub Length
Welding Neck
Line-Pipe Flange
±0.06
19. Neck Diameter
Welding Neck
Line-Pipe Flange
20. Tolerance (19)
21. Max. Bore
Weld Neck Flange
22. Ring Number
R or RX
Type 6B Flanges for 3000 psi Rated Working Pressure

Note: All dimensions are in inches