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Austenitic Steels 309H • UNS S30909

Short Description:

TP309S Stainless Steel Tubes. An austenitic stainless steel with improved oxidation resistance in temperatures up to 1000°C/1830°F. There is a slight susceptibility to embrittlement during continuous operation at 600–900°C/1110–1652°F.


Product Detail

Product Tags

TP309H Stainless Steel Tubes, UNS S30909 Stainless Steel Tubes

Stainless Steel Pipe ASTM A312, A358 / ASME SA312, SA358
Stainless Steel Tube ASME SA213, A269, A249, A511, ASME SA213, SA269, SA249, SA511,
Pipe Size : 1/8” NB to 24” NB, 1/4” OD to 32” OD sizes.
Tube Size : 1/4″ OD to 5″ OD.
Thickness Range : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Type : Seamless / Welded
Form : Round
Length : Single Random, Double Random & Required Length/U Bend
End : Plain End, Beveled End
End Protection : Plastic Caps
Outside Finish : 2B,BA,AP
Delivery Condition : Annealed and Pickled, Bright Annealed, Cold Drawn
Inspection, Test Reports : Mill Test Certificates, EN 10204 3.1
Packing : Packed in Wooden Boxes, or as per Customers Requests
Specials : Sizes and Specifications other than above can be manufactured on request

TP 309H .UNS S30909 Chemical Composition

Chemical Composition (in % by mass)
Grade C Si Mn P S Cr Ni Fe Ti N Others
Max. Max. Max. Max.
309H 0.04-0.10 0.75 2.00 0.045 0.030 22.0 – 24.0 12.0 – 15.0 58.0-63.0

TP 309 .UNS S30909 Mechanical Property

Mechanical Property & Heat Treatment
Grade Rp 0.2 Mpa Rp 1.0 Mpa Rm Mpa A (%) Hardness (HRB) Heat Treatment
Min. Min. Min. – Max. Min. Max.
309H 205 515 40 95 Solution Annealed

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