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Threaded flange
ANSI B 16.5 FORGED FLANGES 300LBS UNIT:MM
 
Normal
Pipe
Size
Depth
of
Socket
DRILLNG
BOLTING
APPROXIMATE WEIGHT
Bolt
Circle
Diam
Number
of
Holes
Diam of
Holes
Diam of
Bolts
(inch)
Machine Bolt
Length
Stud Bolt Length
Welding
Neck
Slip-on
and
Threaded
Lap Joint
Blind
Socket Welding
Y
Raised
Face
Raised
Face
Ring Joint
kg
kg
kg
kg
kg
1/2
3/4
1
9.7
11.2
12.7
66.5
82.6
88.9
4
4
4
15.7
19.1
19.1
1/2
5/8
5/8
57.2
63.5
63.5
63.5
76.2
76.2
76.2
88.9
88.9
0.80
1.40
1.64
0.62
1.30
1.50
0.61
1.30
1.50
0.65
1.40
1.50
0.62
1.34
1.55
11/4
11/2
2
14.2
15.7
17.5
98.6
114.3
127.0
4
4
8
19.1
22.4
19.1
5/8
3/4
5/8
69.9
76.2
76.2
82.6
88.9
88.9
95.3
101.6
101.6
2.10
3.06
3.50
1.70
2.60
3.00
1.70
2.60
3.00
2.80
2.80
3.30
1.76
2.69
3.14
21/2
3
31/2
19.1
50.6
22.4
149.4
168.1
184.2
8
8
8
22.4
22.4
22.4
3/4
3/4
3/4
82.6
88.9
95.3
101.6
108.0
108.0
114.3
120.7
127.0
5.31
7.32
8.2
4.50
5.90
7.72
4.50
5.80
7.72
5.40
7.00
9.53
4.74
6.29
4
5
6
23.9
23.9
26.9
200.2
235.0
269.7
8
8
12
22.4
22.4
22.4
3/4
3/4
3/4
95.3
108.0
108.0
114.3
120.7
120.7
127.0
133.4
139.7
11.30
15.12
20.00
10.13
13.00
17.00
10.07
13.00
16.00
12.00
16.00
22.00
 
8
10
12
31.8
33.3
39.6
330.2
387.4
450.9
12
16
16
25.4
28.4
31.8
7/8
1
11/8
120.7
139.7
146.1
139.7
158.8
171.5
152.4
171.5
184.2
30.48
43.74
64.41
26.00
34.16
51.26
25.00
39.92
60.00
36.00
55.34
80.00
 
14
16
18
41.4
44.5
49.3
514.4
571.5
628.7
20
20
24
31.8
35.1
35.1
11/8
11/4
11/4
158.8
165.1
171.5
177.8
190.5
196.9
190.5
203.2
209.6
88.30
115.00
143.00
75.00
94.00
109.00
85.00
112.00
135.00
110.00
139.25
178.00
 
20
24
54.1
63.5
685.8
812.8
24
24
35.1
41.1
11/4
11/2
184.2
203.2
203.2
228.6
222.3
254.0
175.00
260.00
136.00
245.00
165.00
250.00
223.17
355.00

Note: Customer’s demands about products are considered.
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