|
Dimension of Butt welding ring in accordance with series A/B,HG20599-97
|
ND |
D |
PN0.6MPa(6bar) |
PN1.0MPa(10bar) |
PN1.6MPa(16bar) |
PN2.5MPa(25bar) |
|
DN |
in |
A SERIE |
B SERIE |
L |
d |
R |
L |
d |
R |
L |
d |
R |
L |
d |
R |
|
15 |
1/2 |
21.3 |
18 |
30 |
38 |
2 |
38 |
46 |
2 |
38 |
46 |
2 |
38 |
46 |
2 |
|
20 |
3/4 |
26.7 |
25 |
32 |
48 |
2 |
40 |
56 |
2 |
40 |
56 |
2 |
40 |
56 |
2 |
|
25 |
1 |
33.4 |
32 |
35 |
58 |
3 |
40 |
65 |
3 |
40 |
65 |
3 |
40 |
65 |
3 |
|
32 |
11/4 |
42.2 |
38 |
35 |
69 |
3 |
42 |
76 |
3 |
42 |
76 |
3 |
42 |
76 |
3 |
|
40 |
11/2 |
48.3 |
45 |
38 |
78 |
3 |
45 |
84 |
3 |
45 |
84 |
3 |
45 |
84 |
3 |
|
50 |
2 |
60.3 |
57 |
38 |
88 |
3 |
48 |
99 |
3 |
48 |
99 |
3 |
48 |
99 |
3 |
|
65 |
21/2 |
76.1 |
76 |
38 |
108 |
3 |
48 |
118 |
3 |
48 |
118 |
3 |
52 |
118 |
3 |
|
80 |
3 |
88.9 |
89 |
42 |
124 |
4 |
50 |
132 |
4 |
50 |
132 |
4 |
58 |
132 |
4 |
|
100 |
4 |
114.3 |
108 |
45 |
144 |
4 |
52 |
156 |
4 |
52 |
156 |
4 |
65 |
156 |
4 |
|
125 |
5 |
141.3 |
133 |
48 |
174 |
4 |
55 |
184 |
4 |
55 |
184 |
4 |
68 |
184 |
4 |
|
15 |
6 |
168.3 |
159 |
48 |
199 |
4 |
55 |
211 |
4 |
55 |
211 |
4 |
75 |
211 |
4 |
|
200 |
8 |
219.1 |
219 |
55 |
254 |
5 |
62 |
266 |
5 |
62 |
266 |
5 |
80 |
274 |
5 |
|
250 |
10 |
273.0 |
273 |
60 |
309 |
5 |
68 |
319 |
5 |
70 |
319 |
5 |
88 |
330 |
5 |
|
300 |
12 |
323.9 |
325 |
62 |
363 |
5 |
68 |
370 |
5 |
78 |
370 |
5 |
92 |
389 |
5 |
|
350 |
14 |
355.6 |
377 |
62 |
413 |
5 |
68 |
429 |
5 |
82 |
429 |
5 |
100 |
448 |
5 |
|
400 |
16 |
406.4 |
426 |
65 |
463 |
5 |
72 |
480 |
5 |
85 |
480 |
5 |
110 |
503 |
5 |
|
450 |
18 |
457.2 |
480 |
65 |
518 |
5 |
72 |
530 |
5 |
87 |
548 |
5 |
110 |
548 |
5 |
|
500 |
20 |
508.0 |
529 |
68 |
568 |
6 |
75 |
582 |
6 |
90 |
609 |
6 |
125 |
609 |
6 |
|
600 |
24 |
609.6 |
630 |
70 |
667 |
6 |
80 |
682 |
6 |
95 |
720 |
6 |
125 |
720 |
6 |
|
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