YOKOGAWA VY Series - Page 19

Table 3.1
Size
mm
(inch)
Flange pressure rating
Stud bolt
O.D (d)
(mm)
Stud bolt
length (l)
(mm)
15 mm
(1/2
inch)
JIS 10K, 20K/EN PN 10, 16,
25, 40
JIS 40K
ASME/JPI Class 150, 300, 600
12
16
12.7
160
160
155
25 mm
(1 inch)
JIS 10K, 20K, 40K
ASME/JPI Class 150
ASME/JPI Class 300, 600
EN PN 10, 16, 25, 40
16
12.7
15.9
12
160
155
160
160
40 mm
(1-1/2
inch)
JIS 10K, 20K/EN PN 10, 16,
25, 40
JIS 40K
ASME/JPI Class 150
ASME/JPI Class 300, 600
16
20
12.7
19.1
160
170
155
170
50 mm
(2 inch)
JIS 10K, 20K, 40K/EN PN 10,
16, 25, 40
ASME/JPI Class 150, 300, 600
16
15.9
200
200
80 mm
(3 inch)
JIS 10K/EN PN 10, 16, 25, 40
JIS 20K, 40K
ASME/JPI Class 150
ASME/JPI Class 300, 600
16
20
15.9
19.1
220
240
240
240
100 mm
(4 inch )
JIS 10K/EN PN 10, 16
JIS 20K/EN PN 25, 40
JIS 40K
ASME/JPI Class 150
ASME/JPI Class 300
ASME/JPI Class 600
16
20
22
15.9
19.1
22.2
220
240
270
240
240
270
Stud Bolt
Collar
d
Length
F0311.ai
<3. Installation>
18
IM 01F07A01-01EN