TSI Flow Products manufactures 6BX Studs for 6BX Studded Flange Connections sizes 1" through 30". TSI supplies studs and nuts per API 6A 21st Edition and API 20E 2nd Edition BSL 1. Contact your local TSI sales rep today.

6BX Studs in various sizes and dimensions
FlangePressureStudTap EndNut End`
SizeRating (PSI)DiameterLengthLengthLength
1-13/16" 10,000 0.750 0.900 1.875 3.750
1-13/16" 15,000 0.875 1.042 2.188 4.125
1-13/16" 20,000 1.000 1.188 2.500 5.125
2-1/16" 10,000 0.750 0.900 1.875 3.875
2-1/16" 15,000 0.875 1.042 2.188 4.375
2-1/16" 20,000 1.125 1.313 2.813 5.750
2-9/16" 10,000 0.875 1.042 2.188 4.375
2-9/16" 15,000 1.000 1.188 2.500 4.875
2-9/16" 20,000 1.250 1.438 3.125 6.250
3-1/16" 10,000 1.000 1.188 2.500 5.000
3-1/16" 15,000 1.125 1.313 2.813 5.500
3-1/16" 20,000 1.375 1.563 3.438 6.750
4-1/16" 10,000 1.125 1.313 2.813 5.750
4-1/16" 15,000 1.375 1.563 3.438 6.500
4-1/16" 20,000 1.750 1.938 4.375 8.375
5-1/8" 10,000 1.125 1.313 2.813 6.000
5-1/8" 15,000 1.500 1.688 3.750 7.625
7-1/16" 10,000 1.500 1.688 3.750 7.750
7-1/16" 15,000 1.500 1.688 3.750 8.375
7-1/16" 20,000 2.000 2.188 5.000 11.125
9" 10,000 1.500 1.688 3.750 8.500
9" 15,000 1.875 2.063 4.688 10.125
9" 20,000 2.500 2.688 6.250 13.750
11" 10,000 1.750 1.938 4.375 9.750
11' 15,000 2.000 2.188 5.000 12.000
11" 20,000 2.750 2.938 6.875 15.000
13-5/8" 5,000 1.625 1.813 4.063 8.375
13-5/8" 10,000 1.875 2.063 4.688 11.000
13-5/8" 15,000 2.250 2.438 5.625 13.250
13-5/8" 20,000 3.000 3.188 7.500 18.125
16-3/4" 5,000 1.875 2.063 4.688 9.500
16-3/4" 10,000 1.875 2.063 4.688 11.000
18-3/4" 5,000 2.000 2.188 5.000 11.250
18-3/4" 10,000 2.250 2.438 5.625 14.000
18-3/4" 15,000 3.000 3.188 7.500 16.750
21-1/4" 5,000 2.000 2.188 5.000 11.750
21-1/4" 10,000 2.500 2.688 6.250 15.125
26-3/4" 2,000 1.750 1.938 4.375 9.125
26-3/4" 3,000 2.000 2.188 5.000 11.000
30" 2,000 1.625 1.813 4.063 9.250
30" 3,000 1.875 2.063 4.688 11.000