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* PIPE SCHEDULES AS PER CUSTOMER REQUIREMENTS
Flange
Size
NB
O
X
A
B
R
T
t
H
H
1
G
HOLES
APPROX WEIGHT IN KGS
Flange
Size
NB
Nº
d
WN
SW
SO
LJ
THR
BL
CLASS 2500 LBS
½
133.35
42.9
21.3
22.35
34.9
30.2
9.7
39.7
73.0
88.9
4
22.2
3.6
3
3
3
3
½
¾
139.7
50.8
26.7
27.7
42.9
31.7
11.2
42.9
79.4
95.2
4
22.2
4.0
4
4
4
4
¾
1
158.75
57.1
33.5
34.5
50.8
34.9
12.7
47.6
88.9
107.9
4
25.4
6.0
5
5
5
5
1
1¼
184.15
73.0
42.2
43.2
63.5
38.1
14.2
52.4
95.2
130.2
4
28.6
9
8
8
8
8
1¼
1½
203.2
79.4
48.3
49.5
73.0
44.4
15.8
60.3
111.1
146.05
4
31.7
13
11
11
11
11
1½
2
234.95
95.2
60.45
62.0
92.1
50.8
17.5
69.8
127.0
171.45
8
28.6
19
17
17
17
17
2
2½
266.7
114.3
73.15
74.7
104.8
57.1
19.1
79.4
142.9
196.85
8
31.7
24
25
25
25
25
2½
3
304.8
133.35
88.9
90.7
127.0
66.7
20.6
92.1
168.3
228.6
8
34.9
43
38
38
38
39
3
4
355.6
165.1
114.3
116.1
157.2
76.2
107.9
190.5
273.05
8
41.3
66
58
58
58
60
4
5
419.1
203.2
141.2
143.8
185.7
92.1
130.2
228.6
323.8
8
47.6
111
95
95
95
101
5
6
482.6
234.95
168.4
170.7
215.9
107.9
152.4
273.05
368.3
8
54.0
172
146
146
146
156
6
8
552.4
304.8
219.2
221.5
269.9
127.0
177.8
317.5
438.1
12
54.0
261
220
220
220
242
8
10
673.1
374.6
273.05
276.35
323.8
165.1
228.6
419.1
539.7
12
66.7
485
420
420
420
465
10
12
762.0
441.3
323.85
327.15
381.0
184.15
254.0
463.5
619.7
12
73.0
730
500
500
590
665
12