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Selection of Stud Bolts for ASME B16.47 Series A(MSS SP-44) Flanges
Dimension Chart of Stud Bolts for ASME B16.47 Series A(MSS SP-44) Flanges
|
NPS
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Class 150
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Class 300
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Class 400
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Class 600
|
Class 900
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|||||
|
d
|
L
|
d
|
L
|
d
|
L
|
d
|
L
|
d
|
L
|
|
|
26"
|
1-1/4"
|
8-3/4"
|
1-5/8"
|
10-1/2"
|
1-3/4"
|
12"
|
1-7/8"
|
14"
|
2-3/4"
|
18-1/4"
|
|
28"
|
1-1/4"
|
9"
|
1-5/8"
|
11"
|
1-7/8"
|
13"
|
2"
|
14-1/2"
|
3"
|
19"
|
|
30"
|
1-1/4"
|
9-1/4"
|
1-3/4"
|
11-3/4"
|
2"
|
13-1/2"
|
2"
|
14-1/2"
|
3"
|
19-1/2"
|
|
32"
|
1-1/2"
|
10-1/2"
|
1-7/8"
|
12-3/4"
|
2"
|
14"
|
2-1/4"
|
15-1/2"
|
3-1/4"
|
20-3/4"
|
|
34"
|
1-1/2"
|
10-1/2"
|
1-7/8"
|
13"
|
2"
|
14-1/4"
|
2-1/4"
|
15-3/4"
|
3-1/2"
|
21-3/4"
|
|
36"
|
1-1/2"
|
11-1/4"
|
2"
|
13-1/2"
|
2"
|
14-1/2"
|
2-1/2"
|
16-1/2"
|
3-1/2"
|
22-1/4"
|
|
38"
|
1-1/2"
|
11"
|
1-1/2"
|
12-3/4"
|
1-3/4"
|
15"
|
2-1/4"
|
18-1/4"
|
3-1/2"
|
23-3/4"
|
|
40"
|
1-1/2"
|
11-1/4"
|
1-5/8"
|
13-1/2"
|
1-7/8"
|
15-1/2"
|
2-1/4"
|
18-3/4"
|
3-1/2"
|
24-1/4"
|
|
42"
|
1-1/2"
|
11-3/4"
|
1-5/8"
|
13-3/4"
|
1-7/8"
|
16"
|
2-1/2"
|
20"
|
3-1/2"
|
25"
|
|
44"
|
1-1/2"
|
12"
|
1-3/4"
|
14-1/2"
|
2"
|
16-1/2"
|
2-1/2"
|
20-1/4"
|
3-3/4"
|
26-1/4"
|
|
46"
|
1-1/2"
|
12-1/4"
|
1-7/8"
|
15"
|
2"
|
17"
|
2-1/2"
|
20-3/4"
|
4"
|
27-1/2"
|
|
48"
|
1-1/2"
|
12-3/4"
|
1-7/8"
|
15-1/2"
|
2-1/4"
|
18-1/4"
|
2-3/4"
|
22-1/4"
|
4"
|
28-1/4"
|
|
50"
|
1-3/4"
|
13-1/2"
|
2"
|
16-1/4"
|
2-1/4"
|
18-3/4"
|
3"
|
23-3/4"
|
-
|
-
|
|
52"
|
1-3/4"
|
13-3/4"
|
2"
|
16-1/2"
|
2-1/4"
|
19"
|
3"
|
23-3/4"
|
-
|
-
|
|
54"
|
1-3/4"
|
14-1/4"
|
2-1/4"
|
17-3/4"
|
2-1/2"
|
20-1/4"
|
3"
|
24-1/4"
|
-
|
-
|
|
56"
|
1-3/4"
|
14-1/2"
|
2-1/4"
|
17-3/4"
|
2-1/2"
|
20-1/2"
|
3-1/4"
|
25-1/2"
|
-
|
-
|
|
58"
|
1-3/4"
|
14-3/4"
|
2-1/4"
|
18-1/4"
|
2-1/2"
|
20-3/4"
|
3-1/4"
|
25-3/4"
|
-
|
-
|
|
60"
|
1-3/4"
|
15"
|
2-1/4"
|
18-3/4"
|
2-3/4"
|
22"
|
3-1/2"
|
27-1/4"
|
-
|
-
|
*d stands for "Diameter of Bolts". L stands for "Length of Stud Bolts".
*L is measured from the stud bolt's first thread to its first thread on the other end.
*All dimensions are in inch unit.
*Stud bolts are designed & manufactured to ASME B18.2.1
*View the drilling template dimensions from ASME B16.47 Flanges Dimension Chart.
Views: Author：hbmetals Date:15/04/20