JIS 16K
LTB
DRILLING DATA
JIS 16K
NOMINAL PIPE SIZE
OUTSIDE DIAMETER
THICKNESS OF FLANGE MIN
THINKNESS BLIND MIN
BOSSES LENGTH SOH,SWLJ
WELD NECK LENGTH
PITCH CIRCLE DIAMETER
NUMBER OF BOLT HOLES
BOLT HOLE DIAMETER
NOMINAL PIPE SIZE
MM
INCH
C
T
T1
L
L1
PCD
#
H
MM
INCH
10
3/8
90
12
12
16
31
65
4
15
10
3/8
15
1/2
95
12
12
16
32
70
4
15
15
1/2
20
3/4
100
14
14
20
34
75
4
15
20
3/4
25
1
125
14
14
20
36
90
4
19
25
1
32
1 1/4
135
16
16
22
39
100
4
19
32
1 1/4
40
1 1/2
140
16
16
24
39
105
4
19
40
1 1/2
50
2
155
16
16
24
40
120
8
19
50
2
65
2 1/2
175
18
18
26
46
140
8
19
65
2 1/2
80
3
200
20
20
28
49
160
8
23
80
3
90
3 1/2
210
20
20
30
50
170
8
23
90
3 1/2
100
4
225
22
22
34
56
185
8
23
100
4
125
5
270
22
22
34
60
225
8
25
125
5
150
6
305
24
24
38
69
260
12
25
150
6
200
8
350
26
26
40
73
305
12
25
200
8
250
10
430
28
28
44
81
380
12
27
250
10
300
12
480
30
30
48
88
430
16
27
300
12
350
14
540
34
34
52
104
480
16
33
350
14
400
16
605
38
38
60
115
540
16
33
400
16
450
18
675
40
40
64
126
605
20
33
450
18
500
20
730
42
42
68
128
660
20
33
500
20
550
22
795
44
44
70
135
720
20
39
550
22
600
24
845
46
46
74
141
770
24
39
600
24
650
26
895
48
N/A
77
N/A
820
24
39
650
26
700
28
960
50
N/A
80
N/A
875
24
42
700
28
750
30
1020
52
N/A
83
N/A
935
24
42
750
30
800
32
1085
54
N/A
86
N/A
990
24
48
800
32
850
34
1135
56
N/A
89
N/A
1040
24
48
850
34
900
36
1185
58
N/A
93
N/A
1090
28
48
900
36
1000
40
1320
62
N/A
99
N/A
1210
28
56
1000
40
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