ansib16.5 flanges manufacturers

ANSI B16.5 flanges

Manufacturer of ANSI B16.5 Blind Flanges, Ansi b16.5 Socket weld Flanges

Ansi b16.5 Lapped joint Flanges, Ansi b16.5 Threaded Flange supplier in India

Ansi b16.5 Flanges At Our Factory

Ansi b16.5 Flanges At Our Factory

Ansi b16.5 Flanges

Specifications :-

ANSI flange(American National Standards Institute) include ANSI B 16.5, ANSI B 16.47 series A SP44, Series B, ANSI 16.36 etc., this standard system include slip on flange, blind flange, welded neck flange, threaded flange, lapped joint flange (loose flange), socket welded flange, Orifice Flanges, long weld neck flange and special flange,, sizes from 1/2 inch to 60 inch, class 150, class 300, class 600, class 900, class 1500, class 2500.

  • Type: slip on flange, blind flange, welded neck flange, threaded flange, lapped joint flange(loose flange), socket welded flange, Orifice Flanges, long welded neck flange
  • Material: Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH,C22.8, Stainless Steel: F304 F304L F316 F316L 316Ti, Copper Nickel etc.
  • Standard: ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129,GOST-12820
  • Size: 1/2-60 inch (DN15-DN2000)
  • Pressure: ANSI class 150, 300, 600, 900, 1500, 2500
  • Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
  • Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
  • E-catalogue: Available , please visit catalogue of flange
  • Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.
Types Of Ansi b16.5 Flanges
Leading manufacturer of Ansi b16.5 Flanges

We also having stock of Ansi b16.5 Flanges & other Stainless Steel Flanges, Carbon Steel Flanges, Alloy Steel Flanges manufactured by :

manufacturer of Ansi b16.5  Flanges

  • Ansi b16.5 Flanges| Erne Fittings, Austria
  • Ansi b16.5 Flanges | Metalfar, Italy
  • Ansi b16.5 Flanges | Lame S.r.l., Italy
  • Ansi b16.5 Flanges | BKL- Thai Benkan, Thailand
  • Ansi b16.5 Flanges | BENKAN Corporation, Japan
  • Ansi b16.5 Flanges | TecnoForge, Italy
  • Ansi b16.5 Flanges | Ulma, Spain
  • Ansi b16.5 Flanges | Mega, Italy
  • Ansi b16.5 Flanges | Melesi, Italy
  • Ansi b16.5 Flanges| Interfit, France
  • Ansi b16.5 Flanges | Raccortubi S.p.A., Italy

we are the distributor of the of these Brands. we also have the sales representative who can provide the proper information of these Brands & about Grades, material and sizes of Ansi b16.5 Flanges.

ANSI B16.5 Flange Dimensional Sizes 1/2 to 2 1/2 inches Table Chart

The following is chart data for ANSI B16.5 Flange Dimensional Data Size table for 1/2 to 2 1/2 inches. :

DN

(inch)

Dimension

ANSI B16.5 Flange Dimensional Sizes 1/2 to 2 1/2 inches Table Chart

125 lbs

150 lbs

300 lbs

400 lbs

600 lbs

900 lbs

1500 lbs

2500 lbs

inch
mm
inch
mm
inch
mm
inch
mm
inch
mm
inch
mm
inch
mm

1/2

A
3 1/2
88.9
3 3/4
95.2
3 3/4
95.2
3 3/4
95.2
4 3/4
121
4 3/4
121
5 1/4
133.4
b
7/16
11.1
9/16
14.3
9/16
14.3
9/16
14.3
7/8
22.2
7/8
22.2
1 3/16
30.2
D2
1 3/8
34.9
1 3/8
34.9
1 3/8
34.9
1 3/8
34.9
1 3/8
34.9
1 3/8
34.9
1 3/8
34.9
D1
2 3/8
60.3
2 5/8
66.7
2 5/8
66.7
2 5/8
66.7
3 1/4
82.6
3 1/4
82.6
3 1/2
88.9
n
4
4
4
4
4
4
4
4
4
4
4
4
44
d
5/8
15.9
5/8
15.9
5/8
15.9
5/8
15.9
7/8
22.2
7/8
22.2
7/8
22.2

3/4

A
3 7/8
98.4
4 5/8
117.5
4 5/8
117.5
4 5/8
117.5
5 1/8
130
5 1/8
130
5 1/2
139.7
b
1/2
12.7
5/8
15.9
5/8
15.9
5/8
15.9
1
25.4
1
25.4
1 1/4
31.8
D2
1 11/16
42.9
1 11/16
42.9
1 11/16
42.9
1 11/16
42.9
1 11/16
42.9
1 11/16
42.9
1 11/16
42.9
D1
2 3/4
69.8
3 1/4
82.5
3 1/4
82.5
3 1/4
82.5
3 1/2
88.9
3 1/2
88.9
3 3/4
95.2
n
4
4
4
4
4
4
4
4
4
4
4
4
44
d

5/8

15.9

3/4

19

3/4

19

3/4

19

7/8

22.2

7/8

22.2

7/8

22.2

1

A
4 1/4
108
4 7/8
123.8
4 7/8
123.8
4 7/8
123.8
5 7/8
149.2
5 7/8
149.2
6 1/4
159
b
9/16
14.3
11/16
17.5
11/16
17.5
11/16
17.5
1 1/8
28.6
1 1/8
28.6
1 3/8
34.9
D2
2
50.8
2
50.8
2
50.8
2
50.8
2
50.8
2
50.8
2
50.8
D1
3 1/8
79.4
3 1/2
88.9
3 1/2
88.9
3 1/2
88.9
4
102
4
102
4 1/4
108
n
4
4
4
4
4
4
4
4
4
4
4
4
4
4
d

5/8

15.9

3/4

19

3/4

19

3/4

19

1

25.4

1

25.4

1

25.4

1 1/4

A
4 5/8
117.5
5 1/4
133.4
5 1/4
133.4
5 1/4
133.4
6 1/4
159
6 1/4
159
7 1/4
184.2
b
5/8
15.9
3/4
19
13/16
20.6
13/16
20.6
1 1/8
28.6
1 1/8
28.6
1 1/2
38.1
D2
2 1/2
63.5
2 1/2
63.5
2 1/2
63.5
2 1/2
63.5
2 1/2
63.5
2 1/2
63.5
2 1/2
63.5
D1
3 1/2
88.9
3 7/8
98.4
3 7/8
98.4
3 7/8
98.4
4 3/8
111
4 3/8
111
5 1/8
130
n
4
4
4
4
4
4
4
4
4
4
4
4
4
4
d

5/8

15.9

3/4

19

3/4

19

3/4

19

1

25.4

1

25.4

1 1/8

28.6

1 1/2

A
5
127
6 1/8
155.6
6 1/8
155.6
6 1/8
155.6
7
177.8
7
177.8
8
203
b
11/16
17.5
13/16
20.6
7/8
22.2
7/8
22.2
1 1/4
31.8
1 1/4
31.8
1 3/4
44.5
D2
2 7/8
73 98
2 7/8
73
2 7/8
73
2 7/8
73
2 7/8
73
2 7/8
73
2 7/8
73
D1
3 7/8
4
4 1/2
114
4 1/2
114
4 1/2
114
4 7/8
124
4 7/8
124
5 3/4
146
n
4
4
4
4
4
4
4
4
4
4
4
4
4
4
d

5/8

. 15.9

7/8

22.2

7/8

22.2

7/8

22.2

1 1/8

28.6

1 1/8

28.6

1 1/4

31.8

2

A
6
152.4
6 1/2
165.1
6 1/2
165.1
6 1/2
165.1
8 1/2
215.9
8 1/2
215.9
9 1/4
234.9
b
3/4
19
7/8
22.2
1
25.4
1
25.4
1 1/2
38.1
1 1/2
38.1
2
50.8
D2
3 5/8
92.1
3 5/8
92.1
3 5/8
92.1
3 5/8
92.1
3 5/8
92.1
3 5/8
92.1
3 5/8
92.1
D1
4 3/4
121
5
127
5
127
5
127
6 1/2
165.1
6 1/2
165.1
6 3/4
171
n
4
4
8
8
8
8
8
8
8
8
8
8
8
8
d

3/4

19

3/4

19

3/4

19

3/4

19

1

25.4

1

25.4

1 1/8

28.6

2 1/2

A
7
177.8
7 1/2
190.5
7 1/2
190.5
7 1/2
190.5
9 5/8
244
9 5/8
244
10 1/2
266.7
b
7/8
22.2
1
25.4
1 1/8
28.6
1 1/8
28.6
1 5/8
41.3
1 5/8
41.3
2 1/4
57.2
D2
4 1/8
104.8
4 1/8
104.8
4 1/8
104.8
4 1/8
104.8
4 1/8
105
4 1/8
105
4 1/8
105
D1
5 1/2
139.7
5 7/8
149.2
5 7/8
149.2
5 7/8
149.2
7 1/2
190.5
7 1/2
190.5
7 3/4
197
n
4
4
8
8
8
8
8
8
8
8
8
8
8
8
d

3/4

19

7/8

22.2

7/8

22.2

7/8

22.2

1 1/8

28.6

1 1/8

28.6

1 1/4

31.8

flange dimensions for pipes ranging 1/2″ to 24″ – in classes ranging 150 to 2500.
ASME/ANSI B16.5 class 150
Nominal Pipe SizeNPS

(inches)

Class 150
Diameter ofFlange

(inches)

No.of

Bolts

Diameter ofBolts

(inches)

Diameter ofBolt Holes

(inches)

BoltCircle

(inches)

1/4 3-3/8 4 1/2 0.62 2-1/4
1/2 3-1/2 4 1/2 0.62 2-3/8
3/4 3-7/8 4 1/2 0.62 2-3/4
1 4-1/4 4 1/2 0.62 3-1/8
1-1/4 4-5/8 4 1/2 0.62 3-1/2
1-1/2 5 4 1/2 0.62 3-7/8
2 6 4 5/8 0.75 4-3/4
2-1/2 7 4 5/8 0.75 5-1/2
3 7-1/2 4 5/8 0.75 6
3-1/2 8-1/2 8 5/8 0.75 7
4 9 8 5/8 0.75 7-1/2
5 10 8 3/4 0.88 8-1/2
6 11 8 3/4 0.88 9-1/2
8 13-1/2 8 3/4 0.88 11-3/4
10 16 12 7/8 1 14-1/4
12 19 12 7/8 1 17
14 21 12 1 1.12 18-3/4
16 23-1/2 16 1 1.12 21-1/4
18 25 16 1-1/8 1.25 22-3/4
20 27-1/2 20 1-1/8 1.25 25
24 32 20 1-1/4 1.38 29-1/2
ASME/ANSI B16.5 class 300
Nominal Pipe SizeNPS

(inches)

Class 300
Diameter ofFlange

(inches)

No.of

Bolts

Diameter ofBolts

(inches)

Diameter ofBolt Holes

(inches)

BoltCircle

(inches)

1/4 3-3/8 4 1/2 0.62 2-1/4
1/2 3-3/4 4 1/2 0.62 2-5/8
3/4 4-5/8 4 5/8 0.75 3-1/4
1 4-7/8 4 5/8 0.75 3-1/2
1-1/4 5-1/4 4 5/8 0.75 3-7/8
1-1/2 6-1/8 4 3/4 0.88 4-1/2
2 6-1/2 8 5/8 0.75 5
2-1/2 7-1/2 8 3/4 0.88 5-7/8
3 8-1/4 8 3/4 0.88 6-5/8
3-1/2 9 8 3/4 0.88 7-1/4
4 10 8 3/4 0.88 7-7/8
5 11 8 3/4 0.88 9-1/4
6 12-1/2 12 3/4 0.88 10-5/8
8 15 12 7/8 1 13
10 17-1/2 16 1 1.12 15-1/4
12 20-1/2 16 1-1/8 1.25 17-3/4
14 23 20 1-1/8 1.25 20-1/4
16 25-1/2 20 1-1/4 1.38 22-1/2
18 28 24 1-1/4 1.38 24-3/4
20 30-1/2 24 1-1/4 1.38 27
24 36 24 1-1/2 1.62 32
ASME/ANSI B16.5 class 400
Nominal Pipe SizeNPS

(inches)

Class 400
Diameter ofFlange

(inches)

No.of

Bolts

Diameter ofBolts

(inches)

Diameter ofBolt Holes

(inches)

BoltCircle

(inches)

1/4 3-3/8 4 1/2 0.62 2-1/4
1/2 3-3/4 4 1/2 0.62 2-5/8
3/4 4-5/8 4 5/8 0.75 3-1/4
1 4-7/8 4 5/8 0.75 3-1/2
1-1/4 5-1/4 4 5/8 0.75 3-7/8
1-1/2 6-1/8 4 3/4 0.88 4-1/2
2 6-1/2 8 5/8 0.75 5
2-1/2 7-1/2 8 3/4 0.88 5-7/8
3 8-1/4 8 3/4 0.88 6-5/8
3-1/2 9 8 7/8 1 7-1/4
4 10 8 7/8 1 7-7/8
5 11 8 7/8 1 9-1/4
6 12-1/2 12 7/8 1 10-5/8
8 15 12 1 1.12 13
10 17-1/2 16 1-1/8 1.25 15-1/4
12 20-1/2 16 1-1/4 1.38 17-3/4
14 23 20 1-1/4 1.38 20-1/4
16 25-1/2 20 1-3/8 1.5 22-1/2
18 28 24 1-3/8 1.5 24-3/4
20 30-1/2 24 1-1/2 1.62 27
24 36 24 1-3/4 1.88 32
ASME/ANSI B16.5 class 600
Nominal Pipe SizeNPS

(inches)

Class 600
Diameter ofFlange

(inches)

No.of

Bolts

Diameter ofBolts

(inches)

Diameter ofBolt Holes

(inches)

BoltCircle

(inches)

1/4 3-3/8 4 1/2 0.62 2-1/4
1/2 3-3/4 4 1/2 0.62 2-5/8
3/4 4-5/8 4 5/8 0.75 3-1/4
1 4-7/8 4 5/8 0.75 3-1/2
1-1/4 5-1/4 4 5/8 0.75 3-7/8
1-1/2 6-1/8 4 3/4 0.88 4-1/2
2 6-1/2 8 5/8 0.75 5
2-1/2 7-1/2 8 3/4 0.88 5-7/8
3 8-1/4 8 3/4 0.88 6-5/8
3-1/2 9 8 7/8 1 7-1/4
4 10-3/4 8 7/8 1 8-1/2
5 13 8 1 1.12 10-1/2
6 14 12 1 1.12 11-1/2
8 16-1/2 12 1-1/8 1.25 13-3/4
10 20 16 1-1/4 1.38 17
12 22 20 1-1/4 1.38 19-1/4
14 23-3/4 20 1-3/8 1.5 20-3/4
16 27 20 1-1/2 1.62 23-3/4
18 29-1/4 20 1-5/8 1.75 25-3/4
20 32 24 1-5/8 1.75 28-1/2
24 37 24 1-7/8 2 33
ASME/ANSI B16.5 class 900
Nominal Pipe SizeNPS

(inches)

Class 900
Diameter ofFlange

(inches)

No.of

Bolts

Diameter ofBolts

(inches)

Diameter ofBolt Holes

(inches)

BoltCircle

(inches)

1/2 4-3/4 4 3/4 0.88 3-1/4
3/4 5-1/8 4 3/4 0.88 3-1/2
1 5-7/8 4 7/8 1 4
1-1/4 6-1/4 4 7/8 1 4-3/8
1-1/2 7 4 1 1.12 4-7/8
2 8-1/2 8 7/8 1 6-1/2
2-1/2 9-5/8 8 1 1.12 7-1/2
3 9-1/2 8 7/8 1 7-1/2
4 11-1/2 8 1-1/8 1.25 9-1/4
5 13-3/4 8 1-1/4 1.38 11
6 15 12 1-1/8 1.25 12-1/2
8 18-1/2 12 1-3/8 1.5 15-1/2
10 21-1/2 16 1-3/8 1.5 18-1/2
12 24 20 1-3/8 1.5 21
14 25-1/4 20 1-1/2 1.62 22
16 27-3/4 20 1-5/8 1.75 24-1/2
18 31 20 1-7/8 2 27
20 33-3/4 20 2 2.12 29-1/2
24 41 20 2-1/2 2.62 35-1/2
ASME/ANSI B16.5 class 1500
Nominal Pipe SizeNPS

(inches)

Class 1500
Diameter ofFlange

(inches)

No.of

Bolts

Diameter ofBolts

(inches)

Diameter ofBolt Holes

(inches)

BoltCircle

(inches)

1/2 4-3/4 4 3/4 0.88 3-1/4
3/4 5-1/8 4 3/4 0.88 3-1/2
1 5-7/8 4 7/8 1 4
1-1/4 6-1/4 4 7/8 1 4-3/8
1-1/2 7 4 1 1.12 4-7/8
2 8-1/2 8 7/8 1 6-1/2
2-1/2 9-5/8 8 1 1.12 7-1/2
3 10-1/2 8 1-1/8 1.25 8
4 12-1/4 8 1-1/4 1.38 9-1/2
5 14-3/4 8 1-1/2 1.62 11-1/2
6 15-1/2 12 1-3/8 1.5 12-1/2
8 19 12 1-5/8 1.75 15-1/2
10 23 12 1-7/8 2 19
12 26-1/2 16 2 2.12 22-1/2
14 29-1/2 16 2-1/4 2.38 25
16 32-1/2 16 2-1/2 2.62 27-3/4
18 36 16 2-3/4 2.88 30-1/2
20 38-3/4 16 3 3.12 32-3/4
24 46 16 3-1/2 3.62 39
ASME/ANSI B16.5 class 2500
Nominal Pipe SizeNPS

(inches)

Class 2500
Diameter ofFlange

(inches)

No.of

Bolts

Diameter ofBolts

(inches)

Diameter ofBolt Holes

(inches)

BoltCircle

(inches)

1/2 5-1/4 4 3/4 0.88 3-1/2
3/4 5-1/2 4 3/4 0.88 3-3/4
1 6-1/4 4 7/8 1 4-1/4
1-1/4 7-1/4 4 1 1.12 5-1/8
1-1/2 8 4 1-1/8 1.25 5-3/4
2 9-1/4 8 1 1.12 6-3/4
2-1/2 10-1/2 8 1-1/8 1.25 7-3/4
3 12 8 1-1/4 1.38 9
4 14 8 1-1/2 1.62 10-3/4
5 16-1/2 8 1-3/4 1.88 12-3/4
6 19 8 2 2.12 14-1/2
8 21-3/4 12 2 2.12 17-1/4
10 26-1/2 12 2-1/2 2.62 21-1/4
12 30 12 2-3/4 2.88 24-3/8
Ansi b16.5 Flanges Application
  • Ansi b16.5 Flanges uses in Oil and Gas Pipeline
  • Ansi b16.5 Flanges uses in Chemical Industry
  • Ansi b16.5 Flanges uses in Plumbing
  • Ansi b16.5 Flanges uses in Oil & Gas Industry
  • Ansi b16.5 Flanges uses in Water Supply Systems
  • Ansi b16.5 Flanges uses in Paper & Pulp Industry
  • Ansi b16.5 Flanges uses in Power Plant
  • Ansi b16.5 Flanges uses in Fabrication Industry
  • Ansi b16.5 Flanges uses in General purpose applications
  • Ansi b16.5 Flanges uses in Food Processing Industry
  • Ansi b16.5 Flanges uses in Structural Pipe
  • Ansi b16.5 Flanges uses in Heat Exchangers

Exporter of Ansi b16.5 SWRF Flanges, Ansi b16.5 Expander Flanges in Iran, Iraq

Ready stock of Ansi b16.5 RTJ Flanges, Ansi b16.5 SORF Flanges in any shape and size
Distributor of Ansi b16.5 Screwed Flanges, Ansi b16.5 Loose Flanges in Mumbai, Maharashtra

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