+91 77009 58575
sales@nishraoverseas.com
+91 77009 58575
sales@nishraoverseas.com
Nishra Overseas LLP is a manufacturer & whole-seller for high quality Super Duplex Steel Flanges, which are recommended in order to obtain a weld metal with optimum corrosion resistance and mechanical properties. Super Duplex Steel Pipe Flanges are the perfect material for desalination plants because of the high temperatures and corrosive water present, which makes it simpler and less expensive to build them to the necessary size. These Super Duplex Steel Slip On Raised Face Flanges demand a little higher initial force for bending than regular austenitic stainless steels, which can be expanded using standard techniques but require a higher initial effort and should be expanded in a single operation. Super Duplex Steel Blind Raised Face Flanges are effective for storing and treating acetic acid, particularly in solutions containing formic acid and without aeration.
Super Duplex Steel Socket Weld Raised Face Flanges are the perfect material to create essential components because of the challenging and harmful conditions that are commonly experienced when drilling for oil or gas. The life expectancy of these Super Duplex Steel Lap Joint Flanges is significantly longer than that of conventional steels due to its strength, resistance to corrosion, and capacity to tolerate the detrimental effects of pitting and crevice corrosion.
The chemical composition of the Din 1.4410 Pipe Flange increases its resistance to pitting, crevices, and general corrosion. The Asme Sa182 F53 Threaded Flanges find extensive application in a variety of maritime settings. A lot of different piping systems use ASTM A182 UNS S32760 Blind Flanges to stop the flow within. Numerous bleaching procedures and other food processing applications can make use of the ASTM A182 F51 Pipe Flange. It is evident that shipbuilding businesses make extensive use of the 2507 Super Duplex Welding Neck Flange for various applications, including propellers, shafts, pumps, valves, and more. The Uns S32750 Socket Weld Flange is specifically developed for applications that require high corrosion resistance and strength.
The Alloy 2507 Blrf Flanges also exhibit improved resistance to inorganic acids, particularly in chloride-containing environments. The Super Duplex Steel 2507 Orifice Flanges should not be subjected to concentrated hydrochloric acid, even though they can be exposed to situations that contain diluted HCl.
There is very little chance of carbide precipitation at the grain boundaries during the heat treatment process since the Din 1.4410 Lap Joint Flange has an extremely low carbon content. The Saf 2507 Ring Type Joint Flange is a lightweight product whose shape, size, and dimensions can be adjusted according to the client's specifications.
| Specifications | ASTM A182 / ASME SA182 |
| Size Chart of SS Blind Flanges | 1/2″ (15 NB) to 48″ (1200NB) |
| Standards |
ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Class / Pressure rating of SS WN flanges | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| American Standard of SS Flanges | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Flange Forging Methods | Forging/ Casting/ Rolling And Cutting |
| Pressure Calculation in DIN | PN6, PN10, PN25, PN40, PN64 | 6Bar, 10Bar, 16Bar, 25Bar, 40Bar. |
| Test Certificates | EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report, etc |
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Length Hub.Y | Thread Length | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | KG | LB | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| inch | dn | O | C | X | G | Y | T | BC | BH | BN | BD | ||
| 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 |
| ANSI/ASME B16.34 | PRESSURE RATING CHART | ||||||
| Temperature °F | 150# | 300# | 400# | 600# | 900# | 1500# | 2500# |
| -20 to 100 | 275 | 720 | 960 | 1440 | 2160 | 3600 | 6000 |
| 200 | 230 | 600 | 800 | 1200 | 1800 | 3000 | 5000 |
| 300 | 205 | 540 | 720 | 1080 | 1620 | 2700 | 4500 |
| 400 | 190 | 495 | 660 | 995 | 1490 | 2485 | 4140 |
| 500 | 170 | 465 | 620 | 930 | 1395 | 2330 | 3880 |
| 600 | 140 | 435 | 580 | 875 | 1310 | 2185 | 3640 |
| 650 | 125 | 430 | 575 | 860 | 1290 | 2150 | 3580 |
| 700 | 110 | 425 | 565 | 850 | 1275 | 2125 | 3540 |
| 750 | 95 | 415 | 555 | 830 | 1245 | 2075 | 3460 |
| 800 | 80 | 405 | 540 | 805 | 1210 | 2015 | 3360 |
| 850 | 65 | 395 | 530 | 790 | 1190 | 1980 | 3300 |
| 900 | 50 | 390 | 520 | 780 | 1165 | 1945 | 3240 |
| 950 | 35 | 380 | 510 | 765 | 1145 | 1910 | 3180 |
| 1000 | 20 | 320 | 430 | 640 | 965 | 1605 | 2675 |
| 1050 | 20 | 310 | 410 | 615 | 925 | 1545 | 2570 |
| 1100 | 20 | 255 | 345 | 515 | 770 | 1285 | 2145 |
| 1150 | 20 | 200 | 265 | 400 | 595 | 995 | 1655 |
| 1200 | 20 | 155 | 205 | 310 | 465 | 770 | 1285 |
| 1250 | 20 | 115 | 150 | 225 | 340 | 565 | 945 |
| 1300 | 20 | 85 | 115 | 170 | 255 | 430 | 715 |
| 1350 | 20 | 60 | 80 | 125 | 185 | 310 | 515 |
| 1400 | 20 | 50 | 65 | 95 | 145 | 240 | 400 |
| 1450 | 15 | 35 | 45 | 70 | 105 | 170 | 285 |
| 1500 | 10 | 25 | 35 | 55 | 80 | 135 | 230 |
| AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME) |
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|---|
| Super Duplex Steel Flanges | Super Duplex Steel Flanges Manufacturer in India |
| Super Duplex Stainless Steel Pipe Flanges | Super Duplex Steel Lap Joint Flanges |
| Ferritic Stainless Steel Flanges Stockholder in India | Ferritic Stainless Steel RTJ Flanges |
| Ferritic / Austenitic Stainless Steel Forged Flanges | Super Duplex Pipe Flange Stockist in Mumbai, India |
| Super Duplex Socket weld Flanges Stockist | ASME SA 182 Super Duplex Threaded Flanges |
| Super Duplex Steel Flat Flanges | Super Duplex Stainless Steel Reducing Flanges |
| Ferritic / Austenitic Stainless Steel Orifice Flanges | Ferritic Stainless Steel Plate Flanges |
| Super Duplex Steel Flanges Supplier in Mumbai | Super Duplex Steel SORF Flanges |
| ANSI B16.5 Super Duplex Steel Flange | Super Duplex Steel Blind Flanges |
| Super Duplex Stainless Steel Slip on Flanges | Super Duplex Steel Ring Type Joint Flanges |
| Ferritic Stainless Steel Welding Neck Flanges | Super Duplex Stainless Steel Spectacle Blind Flanges |
| Super Duplex Steel Long Weld Neck Flanges | Ferritic Stainless Steel Square Flanges |
| Oil and Gas Processing | Dairy and Food Processing |
| Desalination | Pesticides |
| Pulp and Paper | Sugar Factory |
| Energy industries | Power Plants |
| Ship Building | Fertilizers |
| Machine Building | Nuclear |
| Pharmaceuticals | Chemicals |
| Textile Machinery | Synthetic Fibers |
| Construction | Modern Architecture |
| Refinery & Petrochemicals | Water treatment facilities |
Every Standards have clearly requirements for steel flanges’ marking style, usually the marking words include seller’s Logo, buyer’s Logo (OEM), standard number, flange’s type, flange’s pressure, flange’s size, flange’s material, place of origin, heat number and other words for convenient to trace. If the flanges repaired by welding, it must mark on flanges showing this flange repared by welding. If the flange’s dimensions (OD, ID, PCD, Thickness, Holes number, Holes diameter, Tolerance etc) are different with the normal standard, it also must mark on flanges where it is different with normal ones. Another important place is heat number marking, it is the tracing base for every piece flange, and from the heat number we can trace to the beginning of raw material import.
Carbon Steel Stainless Steel Flanges and Stainless Steel Slip On Flanges are delivered with or without surface protection, as determined by the manufacturer.
The company delivers Super Duplex Steel Flanges in standard packaging, without surface protection or end protectors (caps). Special packaging, protective covers, and end protectors (caps) can be agreed upon.
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