FLA300WN
FLANGE ANSI 300LB RF STD WELDNECK CARBON STEEL
A105 B16.5
| Code | Size | NB | O | H | Q | R | YY | X | PCD | BOLT HOLES | HOLE DIA |
| FLA300015WN | 1/2″ | 15 | 95.3 | 21.4 | 14.3 | 35 | 52.4 | 38.2 | 66.6 | 4 | 15.8 |
| FLA300020WN | 3/4″ | 20 | 117.5 | 26.7 | 15.9 | 42.9 | 57.2 | 47.7 | 82.5 | 4 | 19 |
| FLA300025WN | 1″ | 25 | 123.9 | 33.6 | 17.5 | 50.9 | 61.9 | 54.0 | 88.9 | 4 | 19 |
| FLA300032WN | 1 1/4″ | 32 | 133.4 | 42.2 | 19.1 | 63.6 | 65.1 | 63.6 | 98.4 | 4 | 19 |
| FLA300040WN | 1 1/2″ | 40 | 155.6 | 48.3 | 20.7 | 73.1 | 68.3 | 69.9 | 114.3 | 4 | 22.2 |
| FLA300050WN | 2″ | 50 | 165.2 | 60.5 | 22.3 | 92.1 | 69.9 | 84.2 | 127.0 | 8 | 19 |
| FLA300065WN | 2 1/2″ | 65 | 190.6 | 73.2 | 25.5 | 104.8 | 76.3 | 100.0 | 149.2 | 8 | 22.2 |
| FLA300080WN | 3″ | 80 | 209.6 | 89 | 28.6 | 127.1 | 79.4 | 117.5 | 168.2 | 8 | 22.2 |
| FLA300100WN | 4″ | 100 | 254.1 | 114.4 | 31.8 | 157.2 | 85.8 | 146.1 | 200.0 | 8 | 22.2 |
| FLA300125WN | 5″ | 125 | 279.5 | 141.3 | 35.0 | 185.8 | 98.5 | 177.9 | 234.9 | 8 | 22.2 |
| FLA300150WN | 6″ | 150 | 317.6 | 168.5 | 36.5 | 216 | 98.5 | 206.4 | 269.8 | 12 | 22.2 |
| FLA300200WN | 8″ | 200 | 381.1 | 219.3 | 41.3 | 269.9 | 111.2 | 260.4 | 330.2 | 12 | 25.4 |
| FLA300250WN | 10″ | 250 | 444.6 | 273.1 | 47.7 | 323.9 | 117.5 | 320.7 | 387.3 | 16 | 28.5 |
| FLA300300WN | 12″ | 300 | 520.8 | 323.9 | 50.9 | 381.1 | 130.2 | 374.7 | 450.8 | 16 | 31.7 |
| FLA300350WN | 14″ | 350 | 584.3 | 355.7 | 54.0 | 412.8 | 142.9 | 425.5 | 514.3 | 20 | 31.7 |
| FLA300400WN | 16″ | 400 | 647.8 | 406.5 | 57.2 | 470 | 146.1 | 482.7 | 571.5 | 20 | 34.9 |
| FLA300450WN | 18″ | 450 | 711.3 | 457.3 | 60.4 | 533.5 | 158.8 | 533.5 | 628.6 | 24 | 34.9 |
| FLA300500WN | 20″ | 500 | 774.8 | 508.1 | 63.6 | 584.3 | 162 | 587.4 | 685.8 | 24 | 34.9 |
This range of flanges are forged steel A105 material and comply to B16.5 spec.
- Size Range: 15NB to 500NB
Value-added Services
Custom machining available on request.
- + Details
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ANSI 300LB RF STD WELDNECK A105N B16.5
Code Size NB O H Q R YY X PCD BOLT HOLES HOLE DIA FLA300015WN 1/2″ 15 95.3 21.4 14.3 35 52.4 38.2 66.6 4 15.8 FLA300020WN 3/4″ 20 117.5 26.7 15.9 42.9 57.2 47.7 82.5 4 19 FLA300025WN 1″ 25 123.9 33.6 17.5 50.9 61.9 54.0 88.9 4 19 FLA300032WN 1 1/4″ 32 133.4 42.2 19.1 63.6 65.1 63.6 98.4 4 19 FLA300040WN 1 1/2″ 40 155.6 48.3 20.7 73.1 68.3 69.9 114.3 4 22.2 FLA300050WN 2″ 50 165.2 60.5 22.3 92.1 69.9 84.2 127.0 8 19 FLA300065WN 2 1/2″ 65 190.6 73.2 25.5 104.8 76.3 100.0 149.2 8 22.2 FLA300080WN 3″ 80 209.6 89 28.6 127.1 79.4 117.5 168.2 8 22.2 FLA300100WN 4″ 100 254.1 114.4 31.8 157.2 85.8 146.1 200.0 8 22.2 FLA300125WN 5″ 125 279.5 141.3 35.0 185.8 98.5 177.9 234.9 8 22.2 FLA300150WN 6″ 150 317.6 168.5 36.5 216 98.5 206.4 269.8 12 22.2 FLA300200WN 8″ 200 381.1 219.3 41.3 269.9 111.2 260.4 330.2 12 25.4 FLA300250WN 10″ 250 444.6 273.1 47.7 323.9 117.5 320.7 387.3 16 28.5 FLA300300WN 12″ 300 520.8 323.9 50.9 381.1 130.2 374.7 450.8 16 31.7 FLA300350WN 14″ 350 584.3 355.7 54.0 412.8 142.9 425.5 514.3 20 31.7 FLA300400WN 16″ 400 647.8 406.5 57.2 470 146.1 482.7 571.5 20 34.9 FLA300450WN 18″ 450 711.3 457.3 60.4 533.5 158.8 533.5 628.6 24 34.9 FLA300500WN 20″ 500 774.8 508.1 63.6 584.3 162 587.4 685.8 24 34.9 - + Features
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This range of flanges are forged steel A105 material and comply to B16.5 spec.
- Size Range: 15NB to 500NB
Value-added Services
Custom machining available on request.