SMO 254 Buttweld Pipe Fittings

Need a dependable smo 254 fitting? SMO 254 Buttweld Pipe Fittings on MetalMitra come in seamless, welded and fabricated to ASTM B403 / ASME SB403, ready for changes in direction, branching and size transitions.

SMO 254 Buttweld Pipe Fittings are welded pipe fittings that are bevelled and butt-welded to the pipe, creating a continuous, high-strength and leak-resistant connection with smooth internal flow.

SMO 254 (UNS S31254) is a 6% molybdenum super-austenitic stainless steel built for chloride-rich service. SMO 254 (UNS S31254) is a high-alloy 6Mo super austenitic stainless steel with high molybdenum and nitrogen, offering excellent resistance to pitting and crevice corrosion in chloride-bearing media.

Available forms & variants

• Elbows — 45°, 90° and 180° long and short radius elbows.
• Tees & Crosses — Equal and reducing tees and crosses for branching.
• Reducers — Concentric and eccentric reducers for size changes.
• Stub Ends & Caps — Long and short stub ends and pipe end caps.

Performance highlights

• 6Mo Super Austenitic — High molybdenum and nitrogen content for severe environments.
• Pitting Resistance — Excellent resistance to pitting and crevice corrosion.
• Seawater Service — Suitable for seawater and brackish water systems.
• Good Weldability — Austenitic structure supports reliable fabrication.

Typical applications

• Seawater Handling
• Desalination Plants
• Pulp & Paper Bleaching
• Chemical Processing
• Offshore Oil & Gas
• Flue Gas Desulphurisation
• Food Processing
• Heat Exchangers
• Marine Engineering
• Pharmaceutical
• Fabrication
• General Engineering

Quality checks & certification

Every lot of SMO 254 Buttweld Pipe Fittings sourced through MetalMitra can be inspected and documented to the governing standard and your purchase order.

• Dimensional inspection
• Wall thickness & bevel inspection
• Visual inspection
• Grade verification against the order
• Chemical composition verification
• Mechanical testing as applicable
• Non-destructive testing as applicable
• EN 10204 3.1 Mill Test Certificate
• Third-party inspection (TPI) on request

Why buy through MetalMitra

• Checked sellers only — Every supplier profile is screened by MetalMitra before it goes live.
• Faster sourcing — Post one requirement and receive competitive offers without chasing calls.
• Paperwork sorted — MTC 3.1, test reports and TPI arranged as your project demands.
• Global logistics — Seaworthy packing and dispatch to project sites across the world.

Ready to buy?

Send your size, grade, quantity and delivery location for SMO 254 Buttweld Pipe Fittings, and matching suppliers on MetalMitra will come back with offers.

Technical note: Figures shown are indicative. Final acceptance should be based on the applicable standard, approved drawings and the MTC supplied with the material.