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Austenitic steel ASME SA213 · TP310S

Short Description:

The ASTM A213 TP310S grade is an austenitic stainless steel alloy containing high chromium (24–26%) and nickel (19–22%), offering exceptional resistance to oxidation, sulfidation, and carburizing atmospheres. Our UNS S31008 Tubes are specifically engineered for heat treatment furnaces, thermal processing equipment, kilns, and petrochemical plants.


  • Tube Grade: TP310S, AISI 310S, EN 1.4845, UNS S31008
  • Tube Type: Seamless
  • Tube Form: Straight, U Bend, Cut-to-Length Pieces
  • Surface Finish: Solution Annealed & Pickled (AP), Bright Annealed (BA), Polished
  • Standards (ASME/ASTM): ASME SA213, ASTM A213
  • Standards (EN): EN 10216-5
  • Product Detail

    Product Tags

    TP310S Stainless Steel Tubes, 1.4845 Stainless Steel Tubes

    Item Specification / Details
    Stainless Steel Tube ASME SA213, ASTM A213
    Tube Size 1/8″ OD to 5″ OD (6.35 mm to 127 mm)
    Thickness Range 0.5 mm – 15 mm
    Type Seamless
    Form Round, U Bend
    Length Single Random, Double Random & Required Length / U Bend
    End Plain End, Beveled End
    End Protection Plastic Caps
    Outside Finish 2B, BA, AP, Polished
    Delivery Condition Solution Annealed and Pickled, Bright Annealed, Cold Drawn
    Inspection, Test Reports Mill Test Certificates, EN 10204 3.1, Eddy Current Test, Hydrostatic Test
    Packing Packed in Wooden Boxes, or as per Customers Requests
    Specials Sizes and Specifications other than above can be manufactured on request

    TP 310S . UNS S31008 . 1.4845 Chemical Composition

    Chemical Composition (in % by mass)

    Grade C (Max.) Si (Max.) Mn (Max.) P (Max.) S (Max.) Cr Ni Mo Ti N Others
    310S 0.08 1.00 2.00 0.045 0.030 24.0 – 26.0 19.0 – 22.0
    1.4845 0.08 1.50 2.00 0.045 0.015 24.0 – 26.0 19.0 – 22.0 0.11

    TP 310S . UNS S31008 . 1.4845 Mechanical Property

    Mechanical Property & Heat Treatment

    Grade Rp 0.2 Mpa (Min.) Rp 1.0 Mpa (Min.) Rm Mpa (Min. – Max.) A (%) (Min.) Hardness (HRB) (Max.) Heat Treatment
    310S 205 515 30 90 Solution Annealed (Min. 1040°C)
    1.4845 210 250 500 – 750 30 Solution Annealed

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