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Manufacturer & Supplier of Duplex Flanges
Mahavir Metals India is one of the top companies that makes, sells, and ships high-quality Duplex Steel Flanges. We have a unique selection of Flanges that come in many different sizes, shapes, specifications, and dimensions. Our company sells Duplex Steel Flanges to our clients in both customised and non-customized forms. Duplex Steel has a general resistance to corrosion and is better than other alloys in most situations. It is also very resistant to stress cracking caused by chlorine. Duplex Steel Flanges have a great finish and are made to last. We sell Flanges that are of the highest quality and can be used in the Pulp and Paper Industry, Mining Industry, Chemical Processing, Marine Applications, Construction, and many other places.
The austenitic part of the microstructure is what gives the Duplex Steel Slip on Flanges their increased strength, while the ferritin part is what gives them their toughness. Our company sells Duplex Steel Flanges, which work well because they can be used for many different things. Because it has chromium in its chemical make-up, the surface of these Flanges is very tough. Its versatility is increased by the fact that it has great finishing and is well made. It works very well in places with a lot of heat. Our Duplex Steel Flanges are easy to work with and can be made quickly. We also keep a large amount of Duplex Steel Flange in stock so we can meet the urgent needs of the industry.
We at Mahavir Metals India use high-quality raw materials to make these Duplex Steel Flanges, which are then tested again to make sure they are of good quality. At our production plant, we have the most up-to-date technology and Hi-Tech machinery. We've hired a team of experts to keep a close eye on the manufacturing process. To bring you the best quality Duplex Steel Flanges, we follow national and international standards. To make sure the quality of Duplex Steel Flanges, we do destructive and nondestructive tests based on different parameters. At Mahavir Metals India, we use standard packing methods to send out the Flanges that have been ordered. Our respected clients get their Duplex Steel Flanges at a certain time.
Duplex Flanges Specification
| A182 Flange Size Chart | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
| Duplex steel Flange Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
| Duplex Flange Pressure Rating ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| ASTM A182 Duplex Flanges Pressure Calculation in DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| ASME SA 182 Flange | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| ASME SA182 Duplex steel Flange UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| A182 Flange EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized |
| Most common types of ASTM A182 Duplex Flange | Forged / Threaded / Screwed / Plate |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| ASME SA182M Duplex Flange Production technique | Forged, Heat treated and machined |
| A182 Flange 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 |
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations |
| ASME A182 Duplex Flange Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| ASTM A182 Ferritic Stainless Steel Flange Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
| Duplex Flange Origin | Indian / West Europe / Japan / USA / Korean |
| Manufacturer of Duplex steel ASTM A182 Flange | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. ASTM A182 Flange: -BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange B.S: BS4504 , BS3293, BS1560, BS10 AS 2129: Table D; Table E; Table H ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48 ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48 American standard (ANSI) German (DIN) British standard (BS) DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 ASTM A182 Duplex Flanges The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276 |
| ASME SA182M Duplex Flange Uses & application | Bitumen upgraders. Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids. |
Duplex Steel Grades Chart
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
2205 (S31803) | Min Max | – 0.030 | – 2.00 | – 1.00 | – 0.030 | – 0.020 | 21.0 23.0 | 2.5 3.5 | 4.5 6.5 | 0.08 0.20 |
2205 (S32205) | Min Max | – 0.030 | – 2.00 | – 1.00 | – 0.030 | – 0.020 | 22.0 23.0 | 3.0 3.5 | 4.5 6.5 | 0.14 0.20 |
Duplex Steel Chemical Composition Chart
Element | Percent by Weight | |
Cr | Chromium | 22.0 – 23.0% |
Ni | Nickel | 4.5 – 6.5% |
Mn | Manganese | 2.0% max |
Si | Silicon | 1.0% max |
P | Phosphorous | 0.03% max |
S | Sulfur | 0.02% max |
C | Carbon | 0.03% max |
N | Nitrogen | 0.1 – 0.2% |
Mo | Molybdenum | 3.0 – 3.5% |
Fe | Iron | Balance |
ASTM A182 F5 Duplex Steel Mechanical Composition Chart
Common Name | UNS No. | Yield Strength MPa (ksi) | Tensile Strength MPa (ksi) | Elongation (%) | Hardness, Max | |
Brinell | Rockwell B | |||||