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Welding.neck.flanges
Name:Raised face welded flange
No.:Pro2009171466
Price:--
Time:2009-1-7 14:06:28
PN2.5MPa(25bar)HG20594 PN4.0MPa(25bar)HG20594
NorminalPipe SizeDN
Size
Weight(kg)
NorminalPipe Size
Size
B
Weight(kg)
D
K
L
n
Ⅰtype
Ⅱtype
D
K
L
n
Ⅰtype
Ⅱtype
10
90
60
14
4
18
15
0.65
10
90
60
14
4
18
15
0.65
15
95
65
14
4
22
16
0.72
15
95
65
14
4
22
19
0.72
20
105
75
14
4
27.5
26
1.03
20
105
75
14
4
27.5
26
1.03
25
115
85
14
4
34.5
33
1.24
25
115
85
14
4
34.5
33
1.24
32
140
100
18
4
43.5
39
2.02
32
140
100
18
4
43.5
39
2.02
40
150
110
18
4
49.5
46
2.36
40
150
110
18
4
49.5
46
2.36
50
165
125
18
4
61.5
59
3.08
50
165
125
18
4
61.5
59
3.08
65
185
145
18
8
77.5
78
3.93
65
185
145
18
8
77.5
78
3.93
80
200
160
18
8
90.5
91
4.86
80
200
160
18
8
90.5
91
4.86
100
235
190
22
8
116
110
6.91
100
235
190
22
8
116
110
6.91
125
270
220
26
8
141.5
135
9.43
125
270
220
26
8
141.5
135
9.34
150
300
250
26
8
170.5
161
12.2
150
300
250
26
8
170.5
161
12.2
200
360
310
26
12
221.5
222
15.6
200
375
320
30
12
221.5
222
19.4
250
425
370
30
12
276.5
276
21.9
250
450
385
33
12
276.5
276
30.5
300
485
430
30
16
327.5
328
28.8
300
515
450
33
16
327.5
328
42.9
350
555
490
33
16
359.5
381
42.4
350
580
510
36
16
359.5
381
58.6
400
620
550
36
16
411
430
57.4
400
660
585
39
16
411
430
85.6
450
670
600
36
20
462
485
63.7
450
685
610
39
20
462
485
88.3
500
730
660
36
20
513.5
535
81.4
500
755
670
42
20
513.5
535
106.2
600
845
770
36
20
616.5
636
108.4
600
890
795
48
20
616.5
636
117.0
PN1.6MPa(16bar)HG20595 PN2.5MPa(25bar)HG20595
公称通径 Norminal Pipe Size DN
主要尺寸
法兰内径 B
理论重量 (kg)
PN25.0MPa(250bar)HG20595
D
K
L
n
C
系列Ⅰ
系列Ⅱ
10
90
60
14
4
14
17.2
14
0.66
10
125
85
18
4
24
17.2
2.26
15
95
65
14
4
14
21.3
18
0.75
15
130
90
18
4
26
21.3
2.65
20
105
75
14
4
16
26.9
25
1.05
20
135
95
18
4
28
26.9
3.12
25
115
85
14
4
16
33.7
32
1.26
25
150
105
22
4
28
33.7
3.74
32
140
100
18
4
18
42.4
38
2.05
32
165
120
22
4
32
42.4
5.32
40
150
110
18
4
18
48.3
45
2.37
40
185
135
26
4
34
48.3
7.08
50
165
125
18
4
20
60.3
57
3.11
50
200
150
26
8
38
60.3
8.61
65
185
145
18
4
20
76.1
76
3.74
65
230
180
26
8
42
76.1
13.2
80
200
160
18
8
20
88.9
89
4.22
80
255
200
30
8
46
101.6
17.0
100
220
180
18
8
22
114.3
108
5.39
100
300
235
33
8
54
127
28.1
125
250
210
18
8
22
139.7
133
6.88
125
340
275
33
12
60
152.4
39.7
150
285
240
22
8
24
168.3
159
9.13
150
390
320
36
12
68
177.8
60.5
200
340
295
22
12
24
219.1
219
11.5
200
485
400
42
12
82
244.5
111.8
250
405
355
26
12
26
273
273
16.7
250
585
490
48
16
100
298.5
193.3
300
460
410
26
12
28
323.9
325
22.4
350
520
470
26
16
30
355.6
377
30.5
400
580
525
30
16
32
406.4
426
38.5
450
640
585
30
20
34
457
480
50.8
500
715
650
33
20
34
508
530
70.7
600
840
770
36
20
36
610
630
85.3
700
910
840
36
24
38
711
720
94.8
800
1025
950
39
24
38
813
820
109.4
900
1125
1050
39
28
40
914
920
127.3
1000
1255
1170
42
28
42
1016
1020
169.7
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Welding neck flanges
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