#1500 Flange Bolt Chart

Nominal Pipe Size
(inches)

(inches)
Number of StudsDiameter of Studs
(inches)
Length of Stud - RF
(inches)
Length of Stud - RTJ
(inches)
1/21-1/443/44-1/44-1/4
3/41-1/443/44-1/24-1/2
11-7/1647/855
1-1/41-7/1647/855
1-1/21-5/8415-1/25-1/2
21-7/1687/85-3/45-3/4
2-1/21-5/8816-1/46-1/4
31-13/1681-1/877
4281-1/47-3/47-3/4
52-3/881-1/29-3/49-3/4
62-3/16121-3/810-1/410-1/2
82-9/16121-5/811-1/212-3/4
102-15/16121-7/813-1/413-1/2
123-1/816214-3/415-1/4
143-1/2162-1/41616-3/4
163-7/8162-1/217-1/218-1/2
184-1/4162-3/419-1/220-3/4
204-5/816321-1/422-1/4
245-3/8163-1/224-1/425-1/2

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