Butt Weld Fittings Spec Sheets

Heavy-duty industrial welded pipe fittings for high-pressure piping networks.

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Butt Weld Fittings E-Catalog & Technical Specifications

Our butt-weld fittings are manufactured according to ASME B16.9 and EN 10253. They offer seamless or welded construction with 100% radiography testing, ensuring continuous strength and smooth internal flow for demanding pipeline systems.

Technical Dimensions & Catalog Scope

Specification ParameterDetails & Conformity Range
Size Range1/2" to 48" (DN15 to DN1200)
Material GradesSS 304/L, 316/L, 321, 347, Duplex 2205, Carbon Steel
Schedule ThicknessSCH 5S, 10S, 40S, 80S, XS, XXS
StandardsASME B16.9, ASTM A403, MSS-SP-43
Testing & Quality100% Radiography, Hydrostatic, PMI Tested
Connection EndsBeveled Ends (ASME B16.25), Plain Ends

Catalog Items Included

  • Long Radius (LR) & Short Radius (SR) Elbows (45°, 90°, 180°)
  • Equal Tees & Reducing Tees
  • Concentric Reducers & Eccentric Reducers
  • MSS SP-43 Lap Joint Stub Ends (Type A, B, C)
  • Pipe Caps & Welded Crosses
  • Custom Sizing & Welded Fabrications

Primary Applications

  • Chemical & Petrochemical Processes
  • Water Treatment & Desalination Infrastructure
  • Pulp & Paper Mill Processing Lines
  • District Heating & HVAC Pipings
  • Marine Shipbuilding & Cargo Pipelines

Manufacturing & Quality Standards

Our butt-weld fittings undergo strict heat treatment cycles to restore corrosion resistance, especially in welded zones. With precise beveling matching ASME B16.25 standards, our fittings facilitate fast, high-integrity field welding. Mill Test Certificates (MTC) are supplied according to EN 10204 3.1, detailing chemical composition and properties.

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