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Amco Metals WeldNeck Flanges

ANSI B 16.5 Class 600 lb
ANSI B 16.5
Stainless Steel : ASTM A 182, A 240.

Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L, Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel UNS S32750.

Carbon Steel : ASTM A 105, ASTM A 181.

Alloy Steel : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276.

Copper Alloys : Copper, Brass & Gunmetal.

Size : 1/8" NB TO 48"NB..

Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

Standard
ANSI : 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

Pipe Flange Data Hub Data Raised Face Drilling Data Weight
A B C D E F G H I J
Outside Diameter In mm Overall Diameter In mm Inside Diameter In mm Flange Thickness min In mm Overall Length In mm Diameter at Weld Bevel In mm Hub Diameter In mm Face Diameter In mm Number of Holes Bolt Hole Diameter In mm Diameter of Circle of Holes In mm Kg/ Piece
½ 0.840 3.750 0.560 2.060 0.840 1.500 1.380 4 0.620 2.620 0.87
21.30 95.30 14.20 52.30 21.30 38.10 35.00 15.70 66.55
¾ 1.050 4.620 0.620 2.250 1.050 1.880 1.690 4 0.750 3.250 1.45
26.70 117.3 15.70 57.15 26.70 47.80 42.90 19.10 82.60
1 1.315 4.880 0.690 2.440 1.320 2.120 2.000 4 0.750 3.500 1.76
33.40 124.0 17.50 62.00 33.50 53.80 50.80 19.10 88.90
1 ¼ 1.660 5.250 0.810 2.620 1.660 2.500 2.500 4 0.750 3.880 2.49
42.20 133.4 20.60 66.55 42.20 63.50 63.50 19.10 98.60
1 ½ 1.900 6.120 0.880 2.750 1.900 2.750 2.880 4 0.880 4.500 3.49
48.30 155.4 22.40 69.85 48.30 69.85 73.15 22.40 114.3
2 2.375 6.500 1.000 2.880 2.380 3.310 3.620 8 0.750 5.000 4.36
60.30 165.1 25.40 73.15 60.45 84.10 91.90 19.10 127.0
2 ½ 2.875 7.500 1.120 3.120 2.880 3.940 4.120 8 0.880 5.880 6.43
73.00 190.5 28.40 79.25 73.15 100.1 104.6 22.40 149.4
3 3.500 8.250 1.250 3.250 3.500 4.620 5.000 8 0.880 6.620 8.53
88.90 209.6 31.75 82.60 88.90 117.3 127.0 22.40 168.1
3 ½ 4.000 9.000 1.380 3.380 4.000 5.250 5.500 8 1.000 7.250 10.7
101.6 228.6 35.10 85.90 101.6 133.4 139.7 25.40 184.2
4 4.500 10.75 1.500 4.000 4.500 6.000 6.190 8 1.000 8.500 17.4
114.3 273.1 38.10 101.6 114.3 152.4 157.2 25.40 215.9
5 5.563 13.00 1.750 4.500 5.560 7.440 7.310 8 1.120 10.50 29.2
141.3 330.2 44.50 114.3 141.2 189.0 185.7 28.40 266.7
6 6.625 14.00 1.880 4.620 6.630 8.750 8.500 12 1.120 11.50 34.9
168.3 355.6 47.80 117.3 168.4 222.3 215.9 28.40 292.1
8 8.625 16.50 2.190 5.250 8.630 10.75 10.62 12 1.250 13.75 53.9
219.1 419.1 55.60 133.4 219.2 273.1 269.7 31.75 349.3
10 10.75 20.00 2.500 6.000 10.75 13.50 12.75 16 1.380 17.00 86.5
273.0 508.0 63.50 152.4 273.0 342.9 323.8 35.10 431.8
12 12.75 22.00 2.620 6.120 12.75 15.75 15.00 20 1.380 19.25 103
323.8 558.8 66.55 155.4 323.8 400.1 381.0 35.10 489.0
14 14.00 23.75 2.750 6.500 14.00 17.00 16.25 20 1.500 20.75 122
355.6 603.3 69.85 165.1 355.6 431.8 412.7 38.10 527.1
16 16.00 27.00 3.000 7.000 16.00 19.50 18.50 20 1.620 23.75 170
406.4 685.8 76.20 177.8 406.4 495.3 469.9 41.10 603.3
18 18.00 29.25 3.250 7.250 18.00 21.50 21.00 20 1.750 25.75 204
457.2 743.0 82.60 184.2 457.2 546.1 533.4 44.50 654.1
20 20.00 32.00 3.500 7.500 20.00 24.00 23.00 24 1.750 28.50 254
508.0 812.8 88.90 190.5 508.0 609.6 584.2 44.50 723.9
24 24.00 37.00 4.000 8.000 24.00 28.25 27.25 24 2.000 33.00 358
609.6 939.8 101.6 203.2 609.6 717.6 692.1 50.80 838.2

Notes
  • Dimensions B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness
  • Weights are based on manufacturer's data and are approximate.



ANSI B 16.5 Class 900 lb

ANSI B 16.5
Stainless Steel : ASTM A 182, A 240.

Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L, Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel UNS S32750.

Carbon Steel : ASTM A 105, ASTM A 181.

Alloy Steel : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276.

Copper Alloys : Copper, Brass & Gunmetal.

Size : 1/8" NB TO 48"NB..

Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

Standard
ANSI : 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

Pipe Flange Data Hub Data Raised Face Drilling Data Weight
A B C D E F G H I J
Outside Dia In Mm Overall Dia In Mm Inside Dia In Mm Flange Thickness min In Mm Overall Length In Mm Dia at Weld Bevel In Mm Hub Dia In Mm Face Dia In Mm Number of Holes Bolt Hole Dia In Mm Dia of Circle of Holes In Mm Kg/ Piece
½ 0.840 4.750 0.880 2.380 0.840 1.500 1.380 4 0.880 3.250 1.87
21.30 120.6 22.30 60.45 21.30 38.10 35.00 22.30 82.50
¾ 1.050 5.120 1.000 2.750 1.050 1.750 1.690 4 0.880 3.500 2.56
26.70 130.0 25.40 69.85 26.70 44.00 42.90 22.30 88.90
1 1.315 5.880 1.120 2.880 1.320 2.060 2.000 4 1.000 4.000 3.74
33.40 149.3 28.40 73.15 33.50 52.30 50.80 25.40 101.6
1 ¼ 1.660 6.250 1.120 2.880 1.660 2.500 2.500 4 1.000 4.380 4.33
42.20 158.7 28.40 73.15 42.20 63.50 63.50 25.40 111.2
1 ½ 1.900 7.000 1.250 3.250 1.900 2.750 2.880 4 1.120 4.880 5.94
48.30 177.8 31.70 82.50 48.30 69.85 73.15 28.40 123.9
2 2.375 8.500 1.500 4.000 2.380 4.120 3.620 8 1.000 6.500 10.8
60.30 215.9 38.10 101.6 60.45 104.6 91.90 25.40 165.1
2 ½ 2.875 9.620 1.620 4.120 2.880 4.880 4.120 8 1.120 7.500 15.0
73.00 244.3 41.10 104.6 73.15 123.9 104.6 28.40 190.5
3 3.500 9.500 1.500 4.000 3.500 5.000 5.000 8 1.000 7.500 13.7
88.90 241.3 38.10 101.6 88.90 127.0 127.0 25.40 190.5
4 4.500 11.50 1.750 4.500 4.500 6.250 6.190 8 1.250 9.250 22.5
114.3 292.1 44.40 114.3 114.3 158.7 157.2 31.70 234.9
5 5.563 13.75 2.000 5.000 5.560 7.500 7.310 8 1.380 11.00 37.4
141.3 349.2 50.80 127.0 141.2 190.5 185.7 35.00 279.4
6 6.625 15.00 2.190 5.500 6.630 9.250 8.500 12 1.250 12.50 47.7
168.3 381.0 55.60 139.7 168.4 234.9 215.9 31.70 317.5
8 8.625 18.50 2.500 6.380 8.630 11.75 10.62 12 1.500 15.50 81.3
219.1 469.9 63.50 162.0 219.2 298.4 269.7 38.10 393.7
10 10.75 21.50 2.750 7.250 10.75 14.50 12.75 16 1.500 18.50 119
273.0 546.1 69.85 184.1 273.0 368.3 323.8 38.10 469.9
12 12.75 24.00 3.120 7.880 12.75 16.50 15.00 20 1.500 21.00 157
323.8 609.6 79.25 200.1 323.8 419.1 381.0 38.10 533.4
14 14.00 25.25 3.380 8.380 14.00 17.75 16.25 20 1.620 22.00 180
355.6 641.3 85.80 212.8 355.6 450.8 412.7 41.10 558.8
16 16.00 27.75 3.500 8.500 16.00 20.00 18.50 20 1.750 24.25 217
406.4 704.8 88.90 215.9 406.4 508.0 469.9 44.40 615.9
18 18.00 31.00 4.000 9.000 18.00 22.25 21.00 20 2.000 27.00 292
457.2 787.4 101.6 228.6 457.2 565.1 533.4 50.80 685.8
20 20.00 33.75 4.250 9.750 20.00 24.50 23.00 20 2.120 29.50 362
508.0 857.2 107.9 247.6 508.0 622.3 584.2 53.80 749.3
24 24.00 41.00 5.500 11.50 24.00 29.50 27.25 20 2.620 35.50 665
609.6 1041.4 139.7 292.1 609.6 749.3 692.1 66.55 901.7

Notes
  • Dimensions B corresponds to the pipe inside diameter. Values quoted assume 40S/Standard wall thickness
  • Weights are based on manufacturer's data and are approximate.




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