ASTM A182 SMO 254 Flanges are a type of flange made from a high-performance alloy known as SMO 254, which is a super austenitic stainless steel. The "SMO" in the name stands for "Seawater Resistant Stainless Steel" with the number "254" indicating the composition's high molybdenum content (around 6%). This alloy also contains significant amounts of nickel, chromium, and nitrogen, which contribute to its exceptional corrosion resistance and mechanical properties.

The chemical composition of SMO 254 includes approximately 20% chromium, which provides excellent resistance to pitting and crevice corrosion in harsh environments, especially in chloride-rich conditions like seawater and brine. The addition of molybdenum enhances its resistance to localized corrosion, such as stress corrosion cracking and pitting. Additionally, the nitrogen content contributes to the alloy's high strength and stability.

SMO 254 flanges boast numerous advantageous features. Their outstanding corrosion resistance makes them ideal for use in various industries, including offshore oil and gas, chemical processing, desalination plants, and marine applications. The alloy's high strength and ductility make SMO 254 flanges suitable for critical structural components. Moreover, these flanges exhibit good weldability and formability, facilitating their use in various complex assemblies.

Due to its inherent corrosion resistance, SMO 254 flanges typically do not require additional heat treatment after fabrication. The alloy maintains its mechanical properties and corrosion resistance even after exposure to elevated temperatures, making it suitable for high-temperature applications.

SMO 254 Flanges

In applications where aggressive environments pose a significant risk of corrosion, such as in seawater, acidic solutions, and halide-containing solutions, SMO 254 flanges excel and offer superior protection. Their use extends to industries involving sulfuric acid, phosphoric acid, and various organic acids. These flanges are also employed in flue gas desulfurization systems, heat exchangers, and pulp and paper processing equipment, where corrosion resistance is paramount.

Bhansali Enterprises Specifications Of SMO 254 Flanges

Standard ASTM A182 / ASME SA182, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges
Dimension 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
Flanges Size 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
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
Pressure Class PN 2.5 TO PN 400
Pressure Rating ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
Table D, E, F, H
Types Forged / Threaded / Screwed / Plate
Form Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange, Welding Neck Flange, Hubbed Slip on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange.
Flanges Marking All Flanges are marked as follows: Grade, Standard, Thickness, Heat No. (Or according to the customer’s request.)

LogoASME SA182 SMO 254 Flange Equivalent Grades

SMO 254 1.4547 S31254 - 2378 - Z1 CNDU 20.18.06Az X1CrNiMoCuN20-18-7

LogoChemical Composition of SMO 254 Flanges

Grade % Ni Cr Mo Cu N C Mn Si P S
SMO 254 Min. 17.5 19.5 6 0.5 0.18
Max. 18.5 20.5 6.5 1 0.22 0.02 1 0.8 0.03 0.01

LogoMechanical Properties of 254 SMO Flange

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
SMO 254 8.0 g/cm3 1320-1390 ℃ 650 300 35 %

Bhansali Enterprises Available Variations in SMO 254 Flanges

SMO 254 Slip On Flange

Slip On Flanges

254 SMO Slip On Flange

SMO 254 Weld Neck Flanges

Weld Neck Flange

254 SMO Weld Neck Flange

SMO 254 Blind Flange

Blind Flange

Alloy 254 Blind Flange

SMO 254 Socket Weld Flange

Socket Weld Flange

SMO 254 Socket Weld Flange

SMO 254 Ring Type Joint Flange

Ring Type Joint Flange

254 SMO Ring Type Joint Flange

SMO 254 Threaded Flange

Threaded Flange

SMO 254 Threaded Flange

SMO 254 Forged Flange

Forged Flange

SMO 254 Forged Flange

SMO 254 Lap Joint Flange

Threaded Flange

SMO 254 Lap Joint Flange

SMO 254 Spectacle Blind Flange

Spectacle Blind Flange

SMO 254 Spectacle Blind Flange

Bhansali EnterprisesOther Types Of SMO 254 Flanges

  • 1.4547 Tongue & Groove Flange
  • SMO 1.4547 Pipe Flanges
  • ASTM A182 F44 Threaded Flange
  • SMO 254 Stainless Steel Expander Flange
  • Alloy 254 Welding Neck Flange
  • 254 SMO Orifice Flange
  • SMO 254 WNFF Flange
  • UNS S31254 Square Flange
  • SMO 254 WNRTJ Flange
  • SMO 254 SORF Flange
  • WNR 1.4547 Industrial Flanges
  • 254 SMO Stainless Steel Lap Joint Flange
  • 6Mo Spades Ring Flanges
  • SMO 254 Hexagonal Flange
  • 254 SMO Long Weld Neck Flange
  • ASME SA182 Alloy 254 Flange
  • ASTM A182 F44 SMO BLRF Flange
  • SMO 1.4547 Spectacle Blind Flange
  • ASTM A182 SS 254 SMO Reducing Flange
  • 254 SMO Stainless Steel Flat Face Flange
  • Alloy 254 Male & Female Flanges
  • SMO 254 SOFF Flanges
  • UNS S31254 High Hub Blinds Flanges
  • UNS S31254 Spades Ring Spacers Flanges
  • 254 SMO Raised Face Flange
  • ASME SA182 F44 BLRF Flanges
  • SMO 1.4547 Loose Flanges
  • ASME B16.5 SMO 254 Flanges
  • ASTM A182 F44 RTJF Flanges
  • ASME SA 182 Alloy 254 Screwed Flanges
  • Stainless Steel 254 SMO Nipoflange
  • SMO 254 Plate Flange
  • SMO 1.4547 PN 10 Flange
  • Alloy 254 Socket Welding Flange
  • 254 SMO Flat Face Flange Stock
  • ASME SA182 SMO 254 Puddle Flanges
  • SMO 254 Nipo Flanges
  • 1.4547 Loose Flanges

Bhansali EnterprisesSMO 254 Flanges Technical Data

Bhansali EnterprisesSMO 254 Flanges Industrial Application

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  • Oil & Gas Industry

  • Power Plant Generation

  • Marine Industry

  • Petrochemical Industry

  • Chemical Industry

  • Aerospace Industry

  • Sugar Industry

Bhansali EnterprisesSMO 254 Flanges Price Details

Prices for 254 SMO Flanges Products are very affordable. Please click on the request a quote button or Click Here to request the updated price list and ready stock information along with your requirement. Bhansali Enterprise SMO 254 maintains a stock of all standard items and can export them at the best price ASME SA182 F44 Stainless Steel WNRF Flanges, Slip On Flanges, Weld Neck Flanges, Blind Flanges, SWRF Flanges, RTJ Flanges, SORF Flanges, BLRF Flanges etc.

Bhansali EnterprisesWe Supply SMO 254 Flange in the following Cities & Countries

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Navi Mumbai Hatta Mackay Surrey Dresden Barnaul Toulouse Denpasar Jabriya Glasgow Denizli

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