347 Stainless Steel Seamless Tubes

347 (Austenitic)

Quick Specifications

SKU / Part No.
SS-347-SEAM
Grade / Standard
347 (Austenitic)
Available Sizes
OD: 6mm – 101.6mm (1/4" – 4") | Wall: 0.5mm – 12mm | Length: as required
Certifications
ASTM A213 / A269 TP347 (Seamless), ASME B36.19M / B36.10M

347 Stainless Steel Seamless Tubes — Seamless tubing for heat exchangers, instrumentation, and precision applications requiring tight dimensional tolerances.

Manufactured from Austenitic grade 347 stainless steel. Niobium-stabilised grade for high-temperature service and weld-decay resistance.

Available ex-stock with full mill test certificates (EN 10204 3.1), and on request: hydro test reports, NDT reports (UT/RT/PMI), and third-party inspection (TPI) by SGS, Bureau Veritas, Lloyd’s, or DNV.

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