Key Specifications / Features
Model No.: LF 14 WNF 06 Hits: 811
China ASTM A694 Forged Steel Weld Neck Flange Manufacturer: JIS B2311, MSS SP-44 Weld Neck Flanges, ASTM A694 F310, F321, 150LB-2500LB, 26-56 Inch.
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Detail Information
Product: Forged Steel Weld Neck Flange.
Type: Weld Neck Flange.
Material: ASTM A694, Forged Steel.
Grade: F310, F321.
Standards: JIS B2311, MSS SP-44.
Pressure: 150LB-2500LB (PN20-PN420).
Sizes: 26-56 Inch.
| Pipe Normal Diam. | O.D. OF Flange |
Thickness | Length Through Hub |
Diam. of Hub at Base |
Hub Diam. Top |
Raised Face Diam. |
Diam. of Bolt Circle |
No. of Bolt Holes |
Diam. of Bolt Holes |
Diam. of Bolt |
Fillet Radius Min. |
| inch | O | C | Y | X | A | R | BD | BN | BH | DB | r1 |
| 26" | 762 | 33.3 | 58.7 | 676.1 | 661.9 | 704.9 | 723.9 | 36 | 19.1 | 5/8" | 7.9 |
| 28" | 812.8 | 33.3 | 62 | 726.9 | 712.7 | 755.7 | 774.7 | 40 | 19.1 | 5/8" | 7.9 |
| 30" | 863.6 | 33.3 | 65 | 777.7 | 763.5 | 806.5 | 825.5 | 44 | 19.1 | 5/8" | 7.9 |
| 32" | 914.4 | 35.1 | 69.9 | 828.5 | 814.3 | 857.3 | 876.3 | 48 | 19.1 | 5/8" | 7.9 |
| 34" | 965.2 | 35.1 | 73.2 | 879.3 | 865.1 | 908.1 | 927.1 | 52 | 19.1 | 5/8" | 7.9 |
| 36" | 1033.5 | 36.6 | 85.8 | 935 | 915.9 | 965.2 | 992.1 | 40 | 22.4 | 3/4" | 9.7 |
| 38" | 1084.3 | 38.1 | 88.9 | 985.8 | 966.7 | 1016 | 1042.9 | 40 | 22.4 | 3/4" | 9.7 |
| 40" | 1135.1 | 38.1 | 91.9 | 1036.6 | 1017.5 | 1066.8 | 1093.7 | 44 | 22.4 | 3/4" | 9.7 |
| 42" | 1185.9 | 39.6 | 95.3 | 1087.4 | 1068.3 | 1117.6 | 1144.5 | 48 | 22.4 | 3/4" | 9.7 |
| 44" | 1251 | 42.9 | 104.6 | 1140 | 1119.1 | 1174.8 | 1203.5 | 36 | 25.4 | 7/8" | 9.7 |
| 46" | 1301.8 | 44.5 | 108 | 1190.8 | 1169.9 | 1225.6 | 1254.3 | 40 | 25.4 | 7/8" | 9.7 |
| 48" | 1352.6 | 46 | 111.3 | 1241.6 | 1220.7 | 1276.4 | 1305.1 | 44 | 25.4 | 7/8" | 9.7 |
| 50" | 1403.4 | 47.8 | 115.8 | 1293.9 | 1271.5 | 1327.2 | 1355.9 | 44 | 25.4 | 7/8" | 9.7 |
| 52" | 1457.5 | 47.8 | 120.7 | 1344.7 | 1322.3 | 1378 | 1409.7 | 48 | 25.4 | 7/8" | 9.7 |
| 54" | 1508.3 | 49.3 | 125.5 | 1397 | 1373.1 | 1428.8 | 1460.5 | 48 | 25.4 | 7/8" | 9.7 |
| 56" | 1574.8 | 50.8 | 134.9 | 1450.8 | 1423.9 | 1485.9 | 1521 | 40 | 28.4 | 1" | 11.2 |
