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Home » Products » Flanges » Weld Neck Flanges A / B

 

Stainless Steel astm A182 A240 A403 304 / 316, 310, SS 317, Carbon Steel A234 A105 / A350 LF2, Alloy Steel, Hastelloy C276 C22 , Inconel 600 / 625 Pipe Fittings / Flanges

AN ISO 9001:2008 Certified Company 3rd Largest Exporter, Suppliers, Buyers, Dealers & Manufacturers of Blind Flange and high nickel alloys.

Weld Neck Flanges A / B Manufacturer in India


Excel Metal & Engg. Industries Is Manufacturer, Supplier And Exporter Of Best Quality Weld Neck Flanges A / B. Also, We Can Manufacture And Mould As Per Your Drawings And Specifications. And Provide Our Products At The Most Obtainable Rate,

Weld Neck Flanges A / B Price in India

 

ASME B16.47 Weld Neck Flanges B, DIN Weld Neck Flanges A/B Manufacturer & Supplier in india, ANSI B16.5 Weld Neck Flanges A,, Alloy Steel & Carbon Steel Weld Neck A Flanges, DIN Weld Neck B Flanges, SS Weld Neck A/B Flanges in India.

 

SPECIFICATION OF LOOSE FLANGES:

Standard - ANSI/ASME :ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48

DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673

B.S:  BS4504, BS4504, BS1560, BS10

Size :  1/2" (15 NB) to 48" (1200NB)

Class :150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.

Specialize :As per drawing


 

AVAILABLE Weld Neck A/B Flanges MATERIAL & GRADES :

Stainless Steel Weld Neck A/B Flanges Flanges: ASTM A182 F304/304L, F316/316L, F321, F347

Carbon Steel Weld Neck A/B Flanges: ASTM A105, ASTM A350 LF1/ LF2/LF3, ASTM A694 F42/ F46/ F52/ F56/ F60/ F65 /F70

Alloy Steel Weld Neck A/B Flanges Flanges: ASTM A182 F1, F5, F7, F9, F11, F12, F22, F91

Duplex Steel Weld Neck A/B Flanges: ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61

Super Duplex Weld Neck A/B Flanges ASTM / ASME A/SA 182, A240 F 44, F 45, F51, F 53, F 55, F 60, F 61

Nickel Alloy Weld Neck A/B Flanges: Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020), Titanium (Grade I & II)

Copper Alloy Weld Neck A/B Flanges: UNS No. C10100, 10200, 10300, 10800, 12000, 12200, 70600, 71500, UNS No. C 70600 (Cu -Ni- 90/10), C 71500 (Cu-Ni-70/30)

Low Temperature Carbon Steel Weld Neck A/B Flanges:  ASTM A350, LF2, LF3


 

DIMENSIONS OF WELD NECK FLANGES A/B

Welding Neck Flange Bores
Nominal Pipe Size
(inches)
Outside Diameter
(inches)
Inside Diameter (inches)
Light Wall 1)
Schedule 20
Schedule 30
Standard Wall
Schedule 40
Schedule 60
1/2
0.840
0.674
-
-
0.622
0.622
-
3/4
1.050
0.884
-
-
0.824
0.824
-
1
1.315
1.097
-
-
1.049
1.049
-
1 1/4
1.660
1.442
-
-
1.380
1.380
-
1 1/2
1.900
1.682
-
-
1.610
1.610
-
2
2.375
2.157
-
-
2.067
2.067
-
2 1/2
2.875
2.635
-
-
2.469
2.469
-
3
3.500
3.260
-
-
3.068
3.068
-
3 1/2
4.000
3.760
-
-
3.548
3.548
-
4
4.500
4.260
-
-
4.026
4.026
-
5
5.563
5.295
-
-
5.047
5.047
-
6
6.625
6.357
-
-
6.065
6.065
-
8
8.625
8.329
8.125
8.071
7.981
7.981
7.813
10
10.750
10.420
10.250
10.136
10.020
10.020
9.750
12
12.750
12.390
12.250
12.090
12.000
11.938
11.626
14
14.000
13.500
13.376
13.250
13.250
13.124
12.812
16
16.000
15.500
15.376
15.250
15.250
15.000
14.688
18
18.000
17.500
17.376
17.124
17.250
16.876
16.500
20
20.000
19.500
19.250
19.000
19.250
18.812
18.376
24
24.000
23.500
23.250
22.876
23.250
22.624
22.062
30
30.000
29.376
29.000
28.750
29.250
-
-
36
36.000
35.376
35.000
34.750
35.250
34.500
-
42
42.000
-
-
-
41.250
-
-
48
48.000
-
-
-
47.250
-
-

Welding Neck Flange Bores
Nominal Pipe Size
(inches)
Outside Diameter
(inches)
Inside Diameter (inches)
Extra Strong
Schedule 80
Schedule 100
Schedule 120
Schedule 140
Schedule 160
Double Extra Strong
1/2
0.840
0.546
0.546
-
-
-
0.464
0.252
3/4
1.050
0.742
0.742
-
-
-
0.612
0.434
1
1.315
0.957
0.957
-
-
-
0.815
0.599
1 1/4
1.660
1.278
1.278
-
-
-
1.160
0.896
1 1/2
1.900
1.500
1.500
-
-
-
1.338
1.100
2
2.375
1.939
1.939
-
-
-
1.687
1.503
2 1/2
2.875
2.323
2.323
-
-
-
2.125
1.771
3
3.500
2.900
2.900
-
-
-
2.624
2.300
3 1/2
4.000
3.364
3.364
-
-
-
-
2.728
4
4.500
3.826
3.826
-
3.624
-
3.438
3.152
5
5.563
4.813
4.813
-
4.563
-
4.313
4.063
6
6.625
5.761
5.761
-
5.501
-
5.187
4.897
8
8.625
7.625
7.625
7.437
7.187
7.001
6.813
6.875
10
10.750
9.750
9.562
9.312
9.062
8.750
8.500
8.750
12
12.750
11.750
11.374
11.062
10.750
10.500
10.126
10.750
14
14.000
13.000
12.500
12.124
11.814
11.500
11.188
-
16
16.000
15.000
14.312
13.938
13.564
13.124
12.812
-
18
18.000
17.000
16.124
15.688
15.250
14.876
14.438
-
20
20.000
19.000
17.938
17.438
17.000
16.500
16.062
-
24
24.000
23.000
21.562
20.938
20.376
19.876
19.312
-
30
30.000
29.000
-
-
-
-
-
-
36
36.000
35.000
-
-
-
-
-
-
42
42.000
41.000
-
-
-
-
-
-
48
48.000
47.000
-
-
-
-
-
-

 

LOOSE FLANGES 600 LBS DIMENSIONS :

Nominal Bore
Dia.
(D)
Thick.
(E)
Dia.
(B)
Dia.
(A)
Height
(H)
Nbr
Holes
Dia.
(C)
1/2"
95
14.3
38
23.6
22
4
15.87
66.7
3/4"
115
15.9
48
29.0
25
4
19.05
82.6
1"
125
17.5
54
35.8
27
4
19.05
88.9
1 1/4"
135
20.7
64
44.4
29
4
19.05
98.4
1 1/2"
155
22.3
70
50.6
32
4
22.22
114.3
2"
165
25.4
84
63.5
37
8
19.05
127.0
2 1/2"
190
28.6
100
76.2
41
8
22.22
149.2
3"
210
31.8
117
92.2
46
8
22.22
168.3
3 1/2"
230
35.0
133
104.9
49
8
25.40
184.2
4"
275
38.1
152
117.6
54
8
25.40
215.9
5"
330
44.5
189
144.4
60
8
28.57
266.7
6"
355
47.7
222
171.4
67
12
28.57
292.1
8"
420
55.6
273
222.2
76
12
31.75
349.2
10"
510
63.5
343
276.2
111
16
34.92
431.8
12"
560
66.7
400
328.6
117
20
34.92
489.0
14"
605
69.9
432
360.4
127
20
38.10
527.0
16"
685
76.2
495
411.2
140
20
41.27
603.2
18"
745
82.6
546
462.0
152
20
44.45
6654.0
20"
815
88.9
610
512.8
165
24
44.45
723.9
24"
940
101.6
718
614.4
184
24
50.80
838.2
1) Stainless steel Schedule 10S diameters are equal to Light Wall in sizes up to 12" and to Schedule 10 above.

 

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