Screwed Flanges
ASME SA182 Duplex 2205 Screwed Flanges, UNS S30400 Screwed Flanges, 2507 Super Duplex Screwed Flanges, DIN 1.4301 Screwed Flanges, UNS N08904 Screwed Flanges.
About Screwed Flanges
NISSAN STEEL Manufacturer supplier of SS, High nickel and Duplex / Super duplex Flanges, for enquiry contact on email: sales@nissansteel.com, export@nissansteel.com, nissansteels@gmail.com
UNS N06625 Screwed Flanges Exporter, Inconel 625 Screwed Flanges Exporter, Duplex 31803 Screwed Flanges Stockist.
Specification of Screwed Flanges
| Size Chart | 1/2" (15 NB) to 48" (1200NB) |
| Pressure Calculation in DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 Spade Flange |
| JIS | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K Spade Flange |
| UNI | 6Bar 10Bar 16Bar 25Bar 40Bar Spade Flange |
| Standards | ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48 |
| Pressure Rating ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS Spade Flange |
| EN ANSI B16.48 Ring Spacers | 6Bar 10Bar 16Bar 25Bar 40Bar Spade Flange |
| Coating Of SS Ring Spacers | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized Spade Flange |
| Most common types of Spade Flange | Forged / Threaded / Screwed / Plate |
| Connect Type/ Flange Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove |
Dimensions Standard Of Screwed Flanges
Class 150 Screwed Flange Dimensions
| Nominal Bore Threaded Flanges | Dia.(D) | Thick.(E) | Dia.(F) | Dia.(B) | Height1(H) | Nbr | Holes | Dia.(C) |
| 1/2″ | 90 | 9.6 | 35.05 | 30 | 14 | 4 | 15.87 | 60.3 |
| 3/4″ | 100 | 11.2 | 42.92 | 38 | 14 | 4 | 15.87 | 69.9 |
| 1″ | 110 | 12.7 | 50.80 | 49 | 16 | 4 | 15.87 | 79.4 |
| 1 1/4″ | 115 | 14.3 | 63.50 | 59 | 19 | 4 | 15.87 | 88.9 |
| 1 1/2″ | 125 | 15.9 | 73.15 | 65 | 21 | 4 | 15.87 | 98.4 |
| 2″ | 150 | 17.5 | 91.94 | 78 | 24 | 4 | 19.05 | 120.7 |
| 2 1/2″ | 180 | 20.7 | 104.65 | 90 | 27 | 4 | 19.05 | 139.7 |
| 3″ | 190 | 22.3 | 127.00 | 108 | 29 | 4 | 19.05 | 152.4 |
| 3 1/2″ | 215 | 22.3 | 139.70 | 122 | 30 | 8 | 19.05 | 177.8 |
| 4″ | 230 | 22.3 | 157.22 | 135 | 32 | 8 | 19.05 | 190.5 |
| 5″ | 255 | 22.3 | 185.67 | 164 | 35 | 8 | 22.22 | 215.9 |
| 6″ | 280 | 23.9 | 215.90 | 192 | 38 | 8 | 22.22 | 241.3 |
| 8″ | 345 | 27.0 | 269.75 | 246 | 43 | 8 | 22.22 | 298.5 |
| 10″ | 405 | 28.6 | 323.85 | 305 | 48 | 12 | 25.40 | 362.0 |
| 12″ | 485 | 30.2 | 381.00 | 365 | 54 | 12 | 25.40 | 431.8 |
| 14″ | 535 | 33.4 | 412.75 | 400 | 56 | 12 | 28.57 | 476.3 |
| 16″ | 595 | 35.0 | 469.90 | 457 | 62 | 16 | 28.57 | 539.8 |
| 18″ | 635 | 38.1 | 533.40 | 505 | 67 | 16 | 31.75 | 577.9 |
| 20″ | 700 | 41.3 | 584.20 | 559 | 71 | 20 | 31.75 | 635.0 |
| 24″ | 815 | 46.1 | 692.15 | 663 | 81 | 20 | 34.92 | 749.3 |
Class 300 Screwed Flange Dimensions
| Nominal Bore Threaded Flanges | Dia.(D) | Thick.(E) | Dia.(F) | Dia.(B) | Dia.(A) | Height1(H) | Nbr | Holes | Dia.(C) |
| 1/2″ | 95 | 12.7 | 35.05 | 38 | 23.6 | 21 | 4 | 15.87 | 66.7 |
| 3/4″ | 115 | 14.3 | 42.92 | 48 | 29.0 | 24 | 4 | 19.05 | 82.6 |
| 1″ | 125 | 15.9 | 50.80 | 54 | 35.8 | 25 | 4 | 19.05 | 88.9 |
| 1 1/4″ | 135 | 17.5 | 63.50 | 64 | 44.4 | 25 | 4 | 19.05 | 98.4 |
| 1 1/2″ | 155 | 19.1 | 73.15 | 70 | 50.3 | 29 | 8 | 22.22 | 114.3 |
| 2″ | 165 | 20.7 | 91.94 | 84 | 63.5 | 32 | 8 | 19.05 | 127.0 |
| 2 1/2″ | 190 | 23.9 | 104.65 | 100 | 76.2 | 37 | 8 | 22.22 | 149.2 |
| 3″ | 210 | 27.0 | 127.00 | 117 | 92.2 | 41 | 8 | 22.22 | 168.3 |
| 3 1/2″ | 230 | 28.6 | 139.70 | 133 | 104.9 | 43 | 8 | 22.22 | 184.2 |
| 4″ | 255 | 30.2 | 157.22 | 146 | 117.6 | 46 | 8 | 22.22 | 200.0 |
| 5″ | 280 | 33.4 | 185.67 | 178 | 144.4 | 49 | 8 | 22.22 | 235.0 |
| 6″ | 320 | 35.0 | 215.90 | 206 | 171.4 | 51 | 12 | 22.22 | 269.9 |
| 8″ | 380 | 39.7 | 269.75 | 260 | 222.2 | 60 | 12 | 25.40 | 330.2 |
| 10″ | 445 | 46.1 | 323.85 | 321 | 276.2 | 65 | 16 | 28.57 | 387.4 |
| 12″ | 520 | 49.3 | 381.00 | 375 | 328.6 | 71 | 16 | 31.75 | 450.8 |
| 14″ | 585 | 52.4 | 412.75 | 425 | 360.4 | 75 | 20 | 31.75 | 514.4 |
| 16″ | 650 | 55.6 | 469.90 | 483 | 411.2 | 81 | 20 | 34.92 | 571.5 |
| 18″ | 710 | 58.8 | 533.40 | 533 | 462.0 | 87 | 24 | 34.92 | 628.6 |
| 20″ | 775 | 62.0 | 584.20 | 587 | 512.8 | 94 | 24 | 34.92 | 685.8 |
| 24″ | 915 | 68.3 | 692.15 | 702 | 614.4 | 105 | 24 | 41.27 | 812.8 |
Class 600 Screwed Flange Dimensions
| Nominal Bore Threaded Flanges | Dia.(D) | Thick.(E) | Dia.(F) | Dia.(B) | Dia.(A) | Height1(H) | Nbr | Holes | Dia.(C) |
| 1/2″ | 95 | 12.7 | 35.05 | 38 | 23.6 | 21 | 4 | 15.87 | 66.7 |
| 3/4″ | 115 | 14.3 | 42.92 | 48 | 29.0 | 24 | 4 | 19.05 | 82.6 |
| 1″ | 125 | 15.9 | 50.80 | 54 | 35.8 | 25 | 4 | 19.05 | 88.9 |
| 1 1/4″ | 135 | 17.5 | 63.50 | 64 | 44.4 | 25 | 4 | 19.05 | 98.4 |
| 1 1/2″ | 155 | 19.1 | 73.15 | 70 | 50.3 | 29 | 8 | 22.22 | 114.3 |
| 2″ | 165 | 20.7 | 91.94 | 84 | 63.5 | 32 | 8 | 19.05 | 127.0 |
| 2 1/2″ | 190 | 23.9 | 104.65 | 100 | 76.2 | 37 | 8 | 22.22 | 149.2 |
| 3″ | 210 | 27.0 | 127.00 | 117 | 92.2 | 41 | 8 | 22.22 | 168.3 |
| 3 1/2″ | 230 | 28.6 | 139.70 | 133 | 104.9 | 43 | 8 | 22.22 | 184.2 |
| 4″ | 255 | 30.2 | 157.22 | 146 | 117.6 | 46 | 8 | 22.22 | 200.0 |
| 5″ | 280 | 33.4 | 185.67 | 178 | 144.4 | 49 | 8 | 22.22 | 235.0 |
| 6″ | 320 | 35.0 | 215.90 | 206 | 171.4 | 51 | 12 | 22.22 | 269.9 |
| 8″ | 380 | 39.7 | 269.75 | 260 | 222.2 | 60 | 12 | 25.40 | 330.2 |
| 10″ | 445 | 46.1 | 323.85 | 321 | 276.2 | 65 | 16 | 28.57 | 387.4 |
| 12″ | 520 | 49.3 | 381.00 | 375 | 328.6 | 71 | 16 | 31.75 | 450.8 |
| 14″ | 585 | 52.4 | 412.75 | 425 | 360.4 | 75 | 20 | 31.75 | 514.4 |
| 16″ | 650 | 55.6 | 469.90 | 483 | 411.2 | 81 | 20 | 34.92 | 571.5 |
| 18″ | 710 | 58.8 | 533.40 | 533 | 462.0 | 87 | 24 | 34.92 | 628.6 |
| 20″ | 775 | 62.0 | 584.20 | 587 | 512.8 | 94 | 24 | 34.92 | 685.8 |
| 24″ | 915 | 68.3 | 692.15 | 702 | 614.4 | 105 | 24 | 41.27 | 812.8 |
Size Of Screwed Flanges
| Pipe Size (NPS) | Outside Diameter of Flange A | Diameter of Raised Face B | Thickness of Flange C | Diameter of Hub at Base J | Lengtd of Hub L | Minimum Thread Lengtd N | Number of Bolt Holes | Approx. Weight (Lbs.) |
| 1/2 | 3 1/2 | 1 3/8 | 7/16 | 1 3/16 | 5/8 | 5/8 | 4 | 2 |
| 3/4 | 3 7/8 | 1 11/16 | 1/2 | 1 1/2 | 5/8 | 5/8 | 4 | 2 |
| 1 | 4 1/4 | 2 | 9/16 | 1 15/16 | 11/16 | 11/16 | 4 | 2 |
| 1 1/4 | 4 5/8 | 2 1/2 | 5/8 | 2 5/16 | 13/16 | 13/16 | 4 | 3 |
| 1 1/2 | 5 | 2 7/8 | 11/16 | 2 9/16 | 7/8 | 7/8 | 4 | 3 |
| 2 | 6 | 3 5/8 | 3/4 | 3 7/16 | 1 | 1 | 4 | 5 |
| 2 1/2 | 7 | 4 1/8 | 7/8 | 3 9/16 | 1 1/8 | 1 1/8 | 4 | 7 |
| 3 | 7 1/2 | 5 | 15/16 | 4 1/4 | 1 3/16 | 1 3/16 | 4 | 8 |
| 3 1/2 | 8 1/2 | 5 1/2 | 15/16 | 4 13/16 | 1 1/4 | 1 1/4 | 8 | 11 |
| 4 | 9 | 6 3/16 | 15/16 | 5 5/16 | 1 5/16 | 1 5/16 | 8 | 13 |
| 5 | 10 | 7 5/16 | 15/16 | 6 7/16 | 1 7/16 | 1 7/16 | 8 | 15 |
| 6 | 11 | 8 1/2 | 1 | 7 9/16 | 1 9/16 | 1 9/16 | 8 | 19 |
| 8 | 13 1/2 | 10 5/8 | 1 1/8 | 9 11/16 | 1 3/4 | 1 3/4 | 8 | 30 |
| 10 | 16 | 12 3/4 | 1 3/16 | 12 | 1 15/16 | 1 15/16 | 12 | 43 |
| 12 | 19 | 15 | 1 1/4 | 14 3/8 | 2 3/16 | 2 3/16 | 12 | 64 |
| 14 | 21 | 16 1/4 | 1 3/8 | 15 3/4 | 2 1/4 | 2 1/4 | 12 | 85 |
| 16 | 23 1/2 | 18 1/2 | 1 7/16 | 18 | 2 1/2 | 2 1/2 | 16 | 93 |
| 18 | 25 | 21 | 1 9/16 | 19 7/8 | 2 11/16 | 2 11/16 | 16 | 120 |
| 20 | 27 1/2 | 23 | 1 11/16 | 22 | 2 7/8 | 2 7/8 | 20 | 155 |
| 22 | 29 1/2 | 25 1/4 | 1 13/16 | 24 | 3 1/8 | 3 1/8 | 20 | 159 |
| 24 | 32 | 27 1/4 | 1 7/8 | 26 1/8 | 3 1/4 | 3 1/4 | 20 | 210 |
Weight Chart Of Screwed Flanges
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Lengtd Hub.Y | Thread Lengtd | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | - | ||
| inch | dn | O | C | X | G | Y | T | BC | BH | BN | BD | KG | LB |
| 1/2″ | 15 | 89.00 | 11.20 | 30.20 | 35.10 | 15.70 | 15.70 | 60.50 | 15.80 | 4 | 1/2″ | 0.4 | 0.9 |
| 3/4″ | 20 | 98.50 | 12.70 | 38.10 | 42.90 | 15.70 | 15.70 | 69.90 | 15.80 | 4 | 1/2″ | 0.7 | 1.5 |
| 1″ | 25 | 108.00 | 14.20 | 49.30 | 50.80 | 17.50 | 17.50 | 79.30 | 15.80 | 4 | 1/2″ | 0.8 | 1.8 |
| 1-1/4″ | 32 | 117.50 | 15.70 | 58.70 | 63.50 | 20.60 | 20.60 | 88.90 | 15.80 | 4 | 1/2″ | 1.2 | 2.6 |
| 1-1/2″ | 40 | 127.00 | 17.50 | 65.00 | 73.20 | 22.40 | 22.40 | 98.60 | 15.80 | 4 | 1/2″ | 1.5 | 3.3 |
| 2″ | 50 | 152.50 | 19.10 | 77.70 | 91.90 | 25.40 | 25.40 | 120.70 | 19.10 | 4 | 5/8″ | 2.3 | 5.1 |
| 2-1/2″ | 65 | 178.00 | 22.40 | 90.40 | 104.60 | 28.40 | 28.40 | 139.70 | 19.10 | 4 | 5/8″ | 3.7 | 8.1 |
| 3″ | 80 | 190.50 | 23.90 | 108.00 | 127.00 | 30.20 | 30.20 | 152.40 | 19.10 | 4 | 5/8″ | 4.1 | 9 |
| 3-1/2″ | 90 | 216.00 | 23.90 | 122.20 | 139.70 | 31.80 | 31.80 | 177.80 | 19.10 | 8 | 5/8″ | 5.1 | 11.2 |
| 4″ | 100 | 228.50 | 23.90 | 134.90 | 157.20 | 33.30 | 33.30 | 190.50 | 19.10 | 8 | 5/8″ | 5.9 | 13 |
| 5″ | 125 | 254.00 | 23.90 | 163.60 | 185.70 | 36.60 | 36.60 | 215.90 | 22.40 | 8 | 3/4″ | 7 | 15.4 |
| 6″ | 150 | 279.50 | 25.40 | 192.00 | 215.90 | 39.60 | 39.60 | 241.30 | 22.40 | 8 | 3/4″ | 8.4 | 18.5 |
| 8″ | 200 | 343.00 | 28.40 | 246.10 | 269.70 | 44.50 | 44.50 | 298.50 | 22.40 | 8 | 3/4″ | 13 | 28.6 |
| 10″ | 250 | 406.50 | 30.20 | 304.80 | 323.90 | 49.30 | 49.30 | 362.00 | 25.40 | 12 | 7/8″ | 18 | 39.5 |
| 12″ | 300 | 482.50 | 31.80 | 365.30 | 381.00 | 55.60 | 55.60 | 431.80 | 25.40 | 12 | 7/8″ | 29 | 64 |
| 14″ | 350 | 533.50 | 35.10 | 400.10 | 412.80 | 57.20 | 57.20 | 476.30 | 28.50 | 12 | 1″ | 39 | 86 |
| 16″ | 400 | 597.00 | 36.60 | 457.20 | 469.90 | 63.50 | 63.50 | 539.80 | 28.50 | 16 | 1″ | 47 | 103 |
| 18″ | 450 | 635.00 | 39.60 | 505.00 | 533.40 | 68.30 | 68.30 | 577.90 | 31.80 | 16 | 1 1/8″ | 57 | 126 |
| 20″ | 500 | 698.50 | 42.90 | 558.80 | 584.20 | 73.20 | 73.20 | 635.00 | 31.80 | 20 | 1 1/8″ | 76 | 167 |
| 24″ | 600 | 813.00 | 47.80 | 663.40 | 692.20 | 82.60 | 82.60 | 749.30 | 35.10 | 20 | 1 1/4″ | 97 | 214 |
Pressure Rating Of Screwed Flanges
| Maximum Allowable non-shock Pressure (psig) | |||||||
| Temperature (oF) | Pressure Class (lb) | ||||||
| 150 | 300 | 400 | 600 | 900 | 1500 | 2500 | |
| Hydrostatic Test Pressure (psig) | |||||||
| 450 | 1125 | 1500 | 2225 | 3350 | 5575 | 9275 | |
| -20 to 100 | 290 | 750 | 1000 | 1500 | 2250 | 3750 | 6250 |
| 200 | 260 | 750 | 1000 | 1500 | 2250 | 3750 | 6250 |
| 300 | 230 | 730 | 970 | 1455 | 2185 | 3640 | 6070 |
| 400 | 200 | 705 | 940 | 1405 | 2110 | 3520 | 5865 |
| 500 | 170 | 665 | 885 | 1330 | 1995 | 3325 | 5540 |
| 600 | 140 | 605 | 805 | 1210 | 1815 | 3025 | 5040 |
| 650 | 125 | 590 | 785 | 1175 | 1765 | 2940 | 4905 |
| 700 | 110 | 555 | 740 | 1110 | 1665 | 2775 | 4630 |
| 750 | 95 | 505 | 675 | 1015 | 1520 | 2535 | 4230 |
| 800 | 80 | 410 | 550 | 825 | 1235 | 2055 | 3430 |
| 850 | 65 | 320 | 425 | 640 | 955 | 1595 | 2655 |
| 900 | 50 | 225 | 295 | 445 | 670 | 1115 | 1855 |
| 950 | 35 | 135 | 185 | 275 | 410 | 685 | 1145 |
| 1000 | 20 | 85 | 115 | 170 | 255 | 430 | 715 |
Price Of Screwed Flanges
| Stainless Steel Flanges | USD $2.05 - $10.06 / Piece (FOB Price) on request |
| High Nickel Alloys Flanges | USD $8.10 - $20.20 / Piece (FOB Price) on request |
| Duplex & Super Duplex Flange | USD $10.20 - $35.50 / Piece (FOB Price) on request |
| Cupro Nickel Flanges | USD $5.19 - $10.48 / Piece (FOB Price) on request |
| Carbon Steel Flanges | USD $2.08 - $7.10 / Piece (FOB Price) on request |
Application Of Screwed Flanges
We make sure that our every product is made of high quality raw material. We thoroughly test each and every product before dispatching it to our customers.
- Petrochemical Industries
- Power Generation Industries
- Food Processing Industries
- Oil & Gas Industries
- Sugar Industries
Testing Of Screwed Flanges
We known for its accurate and perfect dimensions. We thoroughly test all our products before shipping them to the customers. We carry out destructive as well as non-destructive tests on all our products.
- Eddy Current Examining
- Hydrostatic Analysis
- Pitting Protection Test
- Power Generation Industries
- Positive Material Recognition
Packing Of Screwed Flanges
We uses the most safest and the most effective ways of packaging for all types of deliveries. We pack our goods in various ways such as:
- Wooden Boxes
- Wooden Pallets
- Shrink-Wrapped
- Carton Boxes
- Wooden crates
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Cities We Delivered
UNS S30400 Screwed Flanges Manufacturer in Mumbai, UNS N06625 Screwed Flanges Stockist in Bangalore, WRN 2.4856 Screwed Flanges Manufacturer in Vadodara, DIN 1.4301 Screwed Flanges Stockist in Ahmedabad, Inconel 625 Screwed Flanges Supplier in Hyderabad, ASME SA182 Duplex 2205 Screwed Flanges Stockist in Chennai, 2507 Super Duplex Screwed Flanges Supplier in Pune.
Country We Delivered
UNS N08020 Screwed Flanges Manufacturer in Italy, WRN 2.4856 Screwed Flanges Manufacturer in Vietnam, 304 Stainless Steel Screwed Flanges Stockist in Australia, UNS N06625 Screwed Flanges Exporter in South Africa, Inconel 625 Screwed Flanges Exporter in Indonesia, UNS S31000 Screwed Flanges Stockist in UK, Duplex 31803 Screwed Flanges Stockist in Oman.
Types of Flanges
- Forge Flange
- Blind Flange
- Slip On Flange
- Weldneck Flange
- Lap Joint Flange
- Threaded Flange
- Socketweld Flange
- Long Weld Neck Flange
- Weldo / Nipo Flange
- Orifice Flange
- Reducing Flange
- Flat Flange
- Loose Flange
- RTJ Flanges
- SORF Flanges
- Square Flanges
- SWRF Flanges
- Expander Flanges
- WNRF Flanges
- Ring Type Joint Flanges
- Groove & Tongue Flanges
- Spectacle Blind Flanges
- Weld Neck Flanges A / B Flanges
- Spades Ring Spacers Flanges
- Screwed Flanges
- Forging Facing Flanges
- Flanges Bolts