MetalX Nickel Alloys

254 SMO Elbow

Parameter254 SMO Elbow Details
Product Name254 SMO Elbow
Material Grade254 SMO / 6Mo Stainless Steel
UNS NumberS31254
Werkstoff Number1.4547
Alloy FamilySuper-Austenitic Stainless Steel
ChromiumApprox. 19.5–20.5%
NickelApprox. 17.5–18.5%
MolybdenumApprox. 6.0–6.5%
NitrogenApprox. 0.18–0.22%
CopperApprox. 0.5–1.0%
Carbon0.020% max
Product StandardASTM A403 / ASME SA403
Dimensional StandardASME B16.9
Elbow Configuration45° / 90° / 180° Return
Bend RadiusLong Radius / Short Radius / Custom
Nominal Size1/2″ to 48″
ConstructionSeamless / Welded / Fabricated
Wall ThicknessSCH 5S–SCH 160 / XXS / Custom
End ConnectionButt Weld
End PreparationBeveled / Plain / Customized
Heat TreatmentSolution Annealed
Surface FinishMill / Pickled / Passivated / Polished
Tensile StrengthApprox. 650 MPa minimum
Yield StrengthApprox. 300 MPa minimum
ElongationApprox. 35% minimum
DensityApprox. 8.0 g/cm³
PRENTypically >40
Pitting ResistanceExcellent
Crevice Corrosion ResistanceExcellent
Chloride SCC ResistanceExcellent compared with conventional austenitic grades
WeldabilityGood with controlled welding procedures
InspectionPMI / Visual / Dimensional / Mechanical / NDT
CertificationEN 10204 3.1 / 3.2
TraceabilityHeat Number / Batch Identification
CustomizationSpecial angle, radius, thickness and dimensions
SupplyDomestic & Worldwide Export
ApplicationsOffshore, Marine, Desalination, Chemical Processing, Pulp & Paper, Flue Gas Scrubbing and Process Piping

 

254 SMO Elbow – Standard Dimensions

NPSOutside Diameter (mm)LR Center-to-End (mm)SR Center-to-End (mm)
1/2″21.343825
3/4″26.673825
1″33.403825
1-1/4″42.164832
1-1/2″48.265738
2″60.337651
2-1/2″73.039564
3″88.9011476
4″114.30152102
5″141.30190127
6″168.28229152
8″219.08305203
10″273.05381254
12″323.85457305
14″355.60533356
16″406.40610406
18″457.20686457
20″508.00762508
24″609.60914610

254 SMO Elbow – Configuration & Schedule Options

FeatureAvailable Options
Elbow Angle45° / 90° / 180°
Bend Radius1D / 1.5D / Custom
Size Range1/2″–48″
Schedule5S / 10S / 10 / 40S / 40 / 80S / 80 / 100 / 120 / 140 / 160 / XXS
ManufacturingSeamless / Welded / Fabricated
ConnectionButt Weld
End PreparationBeveled / Plain / Special
Surface FinishMill / Pickled / Passivated / Polished
Heat TreatmentSolution Annealed
Special RadiusAvailable on request
Custom ThicknessAvailable
Custom DimensionsAvailable as per approved drawing

 

254 SMO Elbow – Testing & Quality Details

Quality ParameterInspection / Requirement
Material VerificationPMI / Chemical Analysis
Mechanical TestingTensile / Yield / Elongation
Dimensional ChecksOD / Thickness / Radius / Angle / Ovality
Visual ExaminationSurface & workmanship
NDT OptionsUT / RT / PT as specified
Heat Treatment VerificationSolution Annealing Records
Corrosion TestingPitting / Intergranular Corrosion Testing as specified
Surface TreatmentPickling / Passivation
DocumentationMTC / EN 10204 3.1 / 3.2
TraceabilityHeat Number / Batch Number
Third-Party InspectionAvailable
PackingExport-Grade Wooden Cases / Bundles
Special TestingProject-specific requirements available

 

Why Should You Buy 254 SMO Elbows from Metalx Nickel & Alloys?
  • Experienced 254 SMO Elbow Supplier & Exporter serving international buyers, distributors, EPC contractors, stockholders and industrial end users.
  • 20+ Years of Alloy Industry Experience in supplying corrosion-resistant and high-performance alloy products to customers across the UAE, Saudi Arabia, Africa and other global markets.
  • Specialized 254 SMO Exporter offering 254 SMO / UNS S31254 / 1.4547 Elbows for demanding corrosive environments.
  • Super Austenitic Stainless Steel Expertise for applications requiring exceptional resistance to pitting, crevice corrosion and chloride-related attack.
  • Global Sourcing Network with access to reputed stainless-steel and specialty-alloy mills, manufacturers and approved stockholders across Europe, USA, Japan and other major supply markets.
  • Wide Specialty Stainless Fittings Range including 254 SMO, Duplex 2205, Super Duplex 2507 and other high-performance alloys.
  • Ready Stock Availability for selected 254 SMO Elbow sizes, subject to current stock and availability.
  • Custom 254 SMO Elbow Supply according to customer drawings, size, schedule, wall thickness, radius and angle.
  • 45° & 90° Elbow Supply for standard and specialized industrial piping requirements.
  • Long & Short Radius Options available according to project requirements.
  • ASTM / ASME Specification Supply according to applicable requirements, including ASTM A403 / ASME SA403, where applicable.
  • ASME B16.9 Dimensional Compliance can be supplied where applicable to the fitting configuration.
  • MTC with Quotation – Material Test Certificates and relevant technical documentation can be provided with export quotations and orders.
  • EN 10204 3.1 / 3.2 Certification available according to the purchase order, project specification and inspection requirements.
  • PMI Testing Support for positive material identification where required.
  • Third-Party Inspection Support can be coordinated through approved inspection agencies for international export orders.
  • Chemical, Mechanical & Dimensional Testing can be arranged according to applicable standards and customer specifications.
  • Visual & Hardness Testing Support can be arranged where required by the applicable specification or purchase order.
  • NDT Support including applicable ultrasonic or radiographic examination where specified.
  • Pickling & Passivation can be supplied according to project requirements.
  • Custom Surface Finish can be arranged according to the applicable specification.
  • Export-Ready Packing designed to protect 254 SMO Elbows during handling, storage and international transportation.
  • Worldwide 254 SMO Elbow Exporter serving buyers across the Middle East, Africa, Asia, Europe and other international markets.
  • Competitive Export Pricing for bulk quantities, project orders, distributors, importers, traders and international stockholders.
  • 254 SMO Elbow Export Support for EPC contractors, engineering companies, desalination plants, offshore projects, marine industries, chemical plants, pulp & paper facilities and specialized industrial buyers.
  • Technical Support from Export Enquiry to Shipment covering grade, size, schedule, wall thickness, radius, angle, heat treatment, testing, certification and packing requirements.
  • Material Traceability with appropriate identification, certification and quality documentation for export projects.
  • Data Sheets & Technical Documentation can be supplied according to customer requirements and project specifications.
  • Global Logistics Coordination for 254 SMO Elbow shipments to the UAE, Saudi Arabia, Qatar, Oman, Africa, Singapore, Europe and other destinations.

Key Features of 254 SMO Elbow

  • Super Austenitic Stainless Steel Construction – Manufactured from 254 SMO for highly demanding corrosion-resistant applications.
  • High Molybdenum Content – Provides enhanced resistance to localized corrosion in chloride-containing environments.
  • High Chromium Content – Contributes to excellent general corrosion and oxidation resistance.
  • Nitrogen Alloying – Supports high strength and improved resistance to localized corrosion.
  • Excellent Pitting Resistance – Particularly suitable for aggressive chloride-containing services.
  • Excellent Crevice Corrosion Resistance – Designed for demanding marine and process environments.
  • High Resistance to Chloride Stress Corrosion Cracking – Suitable for applications where conventional stainless steels may be less suitable.
  • Strong General Corrosion Resistance – Performs well in a wide range of aggressive chemical environments.
  • Reliable Directional Change – Allows piping systems to change direction while maintaining a corrosion-resistant material system.
  • 45° & 90° Configurations – Common elbow angles available for industrial piping layouts.
  • Long Radius Options – Provides a gradual directional transition for many process piping arrangements.
  • Short Radius Options – Suitable for selected compact piping configurations.
  • Customized Angles – Special elbow angles can be supplied according to customer drawings where applicable.
  • Reliable Butt-Weld Connection – Provides a permanent welded connection when properly fabricated.
  • Wide Size Availability – Available in different nominal pipe sizes.
  • Multiple Wall Thicknesses – Different schedules and customized thicknesses can be supplied.
  • Solution-Annealed Condition – Heat treatment can be provided according to applicable requirements.
  • Good Weldability – Can be welded using suitable procedures for super-austenitic stainless steel.
  • Good Fabrication Characteristics – Suitable for controlled forming and fabrication processes.
  • Marine Applications – Particularly useful for selected seawater and marine-service equipment.
  • Desalination Applications – Suitable for demanding desalination and seawater-treatment systems.
  • Chemical Processing Applications – Can be used in selected aggressive chemical process lines.
  • Oil & Gas Applications – Suitable for selected upstream, downstream and offshore piping systems.
  • Pulp & Paper Applications – Useful for selected corrosive process environments.
  • Flue Gas Desulfurization Applications – Suitable for selected scrubber and pollution-control systems.
  • Water Treatment Applications – Can be considered for chloride-rich and chemically aggressive water-treatment services.
  • Heat Exchanger Applications – Suitable for selected heat-transfer systems exposed to corrosive media.
  • Industrial Process Piping – Useful where exceptional localized corrosion resistance is required.
  • Custom Dimensions – Size, wall thickness, angle and radius can be supplied according to project requirements.
  • Pickled & Passivated Options – Surface treatment can be supplied according to project specifications.
  • PMI Verification – Positive Material Identification can be arranged where required.
  • Material Traceability – Material identification and relevant certification can be supplied.
  • Quality Testing Available – Chemical, mechanical, dimensional, visual, PMI and other specified inspections can be arranged.
  • Export-Ready Material – Elbows can be suitably packed for handling, storage and international transportation.
  • Global 254 SMO Elbow Exporter – METALX NICKEL & ALLOYS supplies 254 SMO Elbows to international buyers, distributors, traders, stockholders and industrial end users.
Specification254 SMO Elbow Details
Product Name254 SMO Elbow
Material Grade254 SMO / 6Mo Stainless Steel
UNS DesignationS31254
Werkstoff Number1.4547
Material TypeSuper Austenitic Stainless Steel
Material StandardASTM A403 / ASME SA403, where applicable
Dimensional StandardASME B16.9, where applicable
Elbow TypeButt Weld Elbow
Elbow Angle45°, 90° and customized angles where applicable
RadiusLong Radius / Short Radius
Connection TypeButt Weld
SizeAs per applicable standard or customer specification
Wall ThicknessDifferent schedules and customized thicknesses
ManufacturingWrought / Formed, as applicable
ConfigurationSeamless / Welded, depending on size and specification
End PreparationBevelled Ends for Butt Welding
Heat TreatmentSolution Annealed as applicable
Surface FinishMill Finish, Pickled, Passivated or customer-specified finish
TestingChemical, mechanical, dimensional, visual, PMI and other specified inspections
DocumentationMTC, inspection reports and relevant quality documents as required
CustomizationSize, thickness, schedule, angle, radius, finish, testing and documentation
PackingExport-worthy packing suitable for safe international transportation
ApplicationsMarine, Desalination, Chemical Processing, Oil & Gas, Pulp & Paper, Flue Gas Desulfurization and Water Treatment
What testing can be provided?

Testing can include chemical analysis, mechanical testing, dimensional inspection, visual inspection, PMI and other specified tests.

Yes. Material Test Certificates, inspection reports and relevant quality documents can be supplied according to customer and project requirements.

Typical industries include marine, desalination, chemical processing, oil & gas, pulp & paper, water treatment and pollution control.

Yes. Material Test Certificates, inspection reports and relevant quality documents can be supplied according to customer and project requirements.

Yes. Material Test Certificates, inspection reports and relevant quality documents can be supplied according to customer and project requirements.

Testing can include chemical analysis, mechanical testing, dimensional inspection, visual inspection, hydrostatic testing and other specified tests.

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