Forged Fittings

SMO 254 Socket weld Pipe Fittings

ASTM B403 / ASME SB403 · BSP and BSPT · 1/2" NB to 4" NB

SMO 254 Socket weld Pipe Fittings

SMO 254 Socket weld Pipe Fittings in BSP and BSPT to ASTM B403 / ASME SB403. Get quotes from verified suppliers on MetalMitra.

  • SMO 254 Socket weld Pipe Fittings
  • SMO 254
  • Socket Weld
  • Threaded
  • Class 2000
  • Class 3000
  • Class 6000
  • Class 9000

Your details are never shown publicly. The MetalMitra team reviews every requirement.

Specifications

DimensionsANSI/ASME B16.11
SpecificationsASTM B403 / ASME SB403
GradeSMO 254 UNS S31254
Size1/2"NB TO 4"NB IN
Class2000LBS, 3000LBS, 6000LBS, 9000LBS, etc
TypeSocket Weld (S/W) & SCREWED (SCRD) – Threaded – NPT, BSP, BSPT
FormTee, Union, Full Coupling, Half Coupling,Elbow 45 Deg & 90 Deg, Swage Nipple, Cross, Cap, Plug Bush

Grades & standards

  • ASME B16.11

Source SMO 254 Socket weld Pipe Fittings from verified mills, manufacturers and stockists on MetalMitra. Options span BSP and BSPT, produced to ASTM B403 / ASME SB403, and every order can ship with an EN 10204 3.1 certificate.

SMO 254 Socket weld Pipe Fittings are forged small-bore pipe fittings with socket weld or threaded ends, manufactured to ASME B16.11 for high-pressure piping and instrumentation lines.

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.

What you can source

  • Elbows & Tees — 45° and 90° elbows, equal and reducing tees.
  • Couplings & Unions — Full couplings, half couplings and unions.
  • Nipples & Swages — Pipe nipples, barrel nipples and swage nipples.
  • Plugs, Bushings & Caps — Hex plugs, bushings and end caps.

Key properties

  • 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.

Applications & industries

  • 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

Testing & documentation

Inspection and documentation for SMO 254 Socket weld Pipe Fittings follow the applicable standard plus any extra requirements in your PO.

  • Dimensional inspection
  • Thread and socket bore inspection
  • Visual inspection
  • Grade verification against the order
  • Chemical composition verification
  • Hardness testing as applicable
  • Positive Material Identification (PMI)
  • EN 10204 3.1 Mill Test Certificate

Why source on 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.

Request pricing

Post an RFQ for SMO 254 Socket weld Pipe Fittings with your drawing or specification and receive quotes from verified suppliers.

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

Applications & industries

  • 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
  • Oil & Gas
  • Chemical Processing
  • Desalination
  • Marine & Shipbuilding
  • Pharmaceutical
  • Food & Dairy
  • Pulp & Paper

Testing & documents

Ask for the documents you need in your requirement — suppliers confirm them in their quotation:

  • Mill test certificate to EN 10204 3.1, or 3.2 with third-party witness
  • Third-party inspection (TPI) by SGS, Bureau Veritas, TÜV or your nominated agency
  • Tests as the standard or your order requires: hydro, PMI, IGC, NDT, hardness or impact tests

Need SMO 254 Socket weld Pipe Fittings?

Share grade, size, quantity and delivery location. We compare suitable suppliers and come back with a clear quotation.

Request a quote
Hex Nipple

Hex Nipple

MSS SP-95 / manufacturer standard · Hex nipple and hex reducing nipple · 1/8" NB to 4" NB

View product
Hex Head Bushing

Hex Head Bushing

ASME B16.11 · Hex head and flush bushing · 1/8" NB to 4" NB

View product
Hex Head Plug

Hex Head Plug

ASME B16.11 · Standard and custom sizes · 1/8" NB to 4" NB

View product
Threaded Pipe Cap

Threaded Pipe Cap

ASME B16.11 · Standard and custom sizes · 1/8" NB to 4" NB

View product
Socket Weld Cap

Socket Weld Cap

ASME B16.11 · Standard and custom sizes · 1/8" NB to 4" NB

View product
SMO 254 Socket weld Pipe Fittings Request quote