FLANGE SPECIFICATIONS TALBE |
| RF |
FF |
 |
 |
| |
| JIS 5 kg/cm2 Flange |
Normal Size |
A |
D |
T |
F |
G |
C |
H |
Bolt |
Inch |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
Number of holes |
Dia. Bolt |
3/8 |
10 |
18 |
75 |
9 |
1 |
42 |
55 |
12 |
4 |
3/8 |
1/2 |
15 |
22.5 |
80 |
9 |
1 |
48 |
60 |
12 |
4 |
3/8 |
3/4 |
20 |
28 |
85 |
10 |
1 |
52 |
65 |
12 |
4 |
3/8 |
1 |
25 |
34.5 |
95 |
10 |
1 |
62 |
75 |
12 |
4 |
3/8 |
1-1/4 |
32 |
43.5 |
115 |
12 |
2 |
72 |
90 |
15 |
4 |
1/2 |
1-1/2 |
40 |
50 |
120 |
12 |
2 |
78 |
95 |
15 |
4 |
1/2 |
2 |
50 |
61.5 |
130 |
14 |
2 |
88 |
105 |
15 |
4 |
1/2 |
2-1/2 |
65 |
77.5 |
155 |
14 |
2 |
112 |
130 |
15 |
4 |
1/2 |
|
| |
| JIS 10 kg/cm2 Flange |
Normal Size |
A |
D |
T |
F |
G |
C |
H |
Bolt |
Inch |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
Number of holes |
Dia. Bolt |
3/8 |
10 |
18 |
90 |
12 |
1 |
48 |
65 |
15 |
4 |
1/2 |
1/2 |
15 |
22.5 |
95 |
12 |
1 |
52 |
70 |
15 |
4 |
1/2 |
3/4 |
20 |
28 |
100 |
14 |
1 |
58 |
75 |
15 |
4 |
1/2 |
1 |
25 |
34.5 |
125 |
14 |
1 |
70 |
90 |
19 |
4 |
5/8 |
1-1/4 |
32 |
43.5 |
135 |
16 |
2 |
80 |
100 |
19 |
4 |
5/8 |
1-1/2 |
40 |
50 |
140 |
16 |
2 |
85 |
105 |
19 |
4 |
5/8 |
2 |
50 |
61.5 |
155 |
16 |
2 |
100 |
120 |
19 |
4 |
5/8 |
2-1/2 |
65 |
77.5 |
175 |
18 |
2 |
120 |
140 |
19 |
4 |
5/8 |
|
| |
JIS 16 kg/cm2 Flange |
Normal Size |
A |
D |
T |
F |
G |
C |
H |
Bolt |
Inch |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
Number of holes |
Dia. Bolt |
3/8 |
10 |
18 |
90 |
12 |
1 |
48 |
65 |
15 |
4 |
1/2 |
1/2 |
15 |
22.5 |
95 |
12 |
1 |
52 |
70 |
15 |
4 |
1/2 |
3/4 |
20 |
28 |
100 |
14 |
1 |
58 |
75 |
15 |
4 |
1/2 |
1 |
25 |
34.5 |
125 |
14 |
1 |
70 |
90 |
19 |
4 |
5/8 |
1-1/4 |
32 |
43.5 |
135 |
16 |
2 |
80 |
100 |
19 |
4 |
5/8 |
1-1/2 |
40 |
50 |
140 |
16 |
2 |
85 |
105 |
19 |
4 |
5/8 |
2 |
50 |
61.5 |
155 |
16 |
2 |
100 |
120 |
19 |
8 |
5/8 |
2-1/2 |
65 |
77.5 |
175 |
18 |
2 |
120 |
140 |
19 |
8 |
5/8 |
|
| |
JIS 20 kg/cm2 Flange |
Normal Size |
A |
D |
T |
F |
G |
C |
H |
Bolt |
Inch |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
Number of holes |
Dia. Bolt |
3/8 |
10 |
18 |
90 |
14 |
1 |
48 |
65 |
15 |
4 |
1/2 |
1/2 |
15 |
22.5 |
95 |
14 |
1 |
52 |
70 |
15 |
4 |
1/2 |
3/4 |
20 |
28 |
100 |
16 |
1 |
58 |
75 |
15 |
4 |
1/2 |
1 |
25 |
34.5 |
125 |
16 |
1 |
70 |
90 |
19 |
4 |
5/8 |
1-1/4 |
32 |
43.5 |
135 |
18 |
2 |
80 |
100 |
19 |
4 |
5/8 |
1-1/2 |
40 |
50 |
140 |
18 |
2 |
85 |
105 |
19 |
4 |
5/8 |
2 |
50 |
61.5 |
155 |
18 |
2 |
100 |
120 |
19 |
8 |
5/8 |
2-1/2 |
65 |
77.5 |
175 |
20 |
2 |
120 |
140 |
19 |
8 |
5/8 |
|
| |
| ANSI 150 LB Flange |
Normal Size |
A |
D |
T |
F |
G |
C |
H |
Bolt |
Inch |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
Number of holes |
Dia. Bolt |
1/2 |
15 |
21 |
89 |
11.2 |
1.6 |
35 |
60 |
16 |
4 |
1/2 |
3/4 |
20 |
27 |
98 |
12.7 |
1.6 |
43 |
70 |
16 |
4 |
1/2 |
1 |
25 |
34 |
108 |
14.3 |
1.6 |
51 |
79 |
16 |
4 |
1/2 |
1-1/4 |
32 |
42 |
118 |
15.9 |
1.6 |
64 |
89 |
16 |
4 |
1/2 |
1-1/2 |
40 |
50 |
127 |
17.5 |
1.6 |
73 |
98 |
16 |
4 |
1/2 |
2 |
50 |
61.5 |
152 |
19.1 |
1.6 |
92 |
121 |
19 |
4 |
5/8 |
2-1/2 |
65 |
77.5 |
178 |
22.2 |
1.6 |
105 |
140 |
19 |
4 |
5/8 |
|
| |
ANSI 300 LB Flange |
Normal Size |
A |
D |
T |
F |
G |
C |
H |
Bolt |
Inch |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
Number of holes |
Dia. Bolt |
1/2 |
15 |
21 |
95 |
14.3 |
1.6 |
35 |
67 |
16 |
4 |
1/2 |
3/4 |
20 |
27 |
118 |
15.9 |
1.6 |
43 |
83 |
19 |
4 |
5/8 |
1 |
25 |
34 |
124 |
17.5 |
1.6 |
51 |
89 |
19 |
4 |
5/8 |
1-1/4 |
32 |
42 |
133 |
19.1 |
1.6 |
64 |
98 |
19 |
4 |
5/8 |
1-1/2 |
40 |
50 |
156 |
20.6 |
1.6 |
73 |
114 |
22 |
4 |
3/4 |
2 |
50 |
61.5 |
165 |
22.2 |
1.6 |
92 |
127 |
19 |
8 |
5/8 |
2-1/2 |
65 |
77.5 |
191 |
25.4 |
1.6 |
105 |
149 |
22 |
8 |
3/4 |
|
| |
| Flange EN 1092-1, form B1 / DIN 2501, form D |
 |
DN
in
mm |
PN
in
bar |
Mb |
D |
b |
d2 |
k |
f |
d4 |
Number of bolts’ holes |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
25 |
10 / 40 |
32 |
115 |
22 |
14 |
85 |
2 |
68 |
4 |
63 / 100 |
25 |
140 |
24 |
18 |
100 |
2 |
68 |
4 |
40 |
10 / 40 |
45 |
150 |
18 |
18 |
110 |
2 |
88 |
4 |
63 / 100 |
45 |
170 |
26 |
22 |
125 |
2 |
88 |
4 |
160 |
45 |
170 |
28 |
22 |
125 |
2 |
88 |
4 |
250 |
45 |
185 |
34 |
26 |
135 |
2 |
88 |
4 |
50 |
10 / 40 |
59 |
165 |
20 |
18 |
125 |
2 |
102 |
4 |
63 |
59 |
180 |
26 |
22 |
135 |
2 |
102 |
4 |
100 |
59 |
195 |
28 |
26 |
145 |
2 |
102 |
4 |
160 |
59 |
195 |
30 |
26 |
145 |
2 |
102 |
4 |
250 |
59 |
200 |
38 |
26 |
150 |
2 |
102 |
8 |
80 |
10 / 16 |
89 |
200 |
20 |
18 |
160 |
2 |
138 |
8 |
25 / 40 |
89 |
200 |
24 |
18 |
160 |
2 |
138 |
8 |
63 |
89 |
215 |
28 |
22 |
170 |
2 |
138 |
8 |
100 |
89 |
230 |
32 |
26 |
180 |
2 |
138 |
8 |
160 |
89 |
230 |
36 |
26 |
180 |
2 |
138 |
8 |
250 |
89 |
255 |
46 |
30 |
200 |
2 |
138 |
8 |
100 |
10 / 16 |
89 |
220 |
20 |
18 |
180 |
2 |
158 |
8 |
25 / 40 |
89 |
235 |
24 |
22 |
190 |
2 |
162 |
8 |
63 |
89 |
250 |
30 |
26 |
200 |
2 |
162 |
8 |
100 |
89 |
265 |
36 |
30 |
210 |
2 |
162 |
8 |
160 |
89 |
265 |
40 |
30 |
210 |
2 |
162 |
8 |
250 |
89 |
300 |
54 |
33 |
235 |
2 |
162 |
8 |
|
| |