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  • stainless steel 309S bars and rods

stainless steel 309S bars and rods

  • stainless steel:UNS 309S
  • Size:5~500mm
  • Length:As per clients' requirements.
  • Surface:Bright or Black


ASTM/ASME SA 276/479 Stainless steel round bar 309 309S bar bright


309 Stainless Steel and 309S are austenitic chromium-nickel stainless steels that give phenomenal corrosion resistance and warmth resistance in addition to great quality at room and lifted temperatures. Sort 309S Stainless Steel is indistinguishable to Type 309 aside from a lower carbon content that minimizes carbide precipitation and enhances weld-ability. They are basically non-magnetic as toughened and get to be daintily attractive when icy lived up to expectations.

Grade 309 / 309S Stainless Steel is utilized frequently for higher temperature applications. While its oxidation resistance surpasses that of composite 310, its imperviousness to consumption is identical to that of compound 310. Compound 309 is exceedingly weld able and frosty form able, in spite of the fact that it does oblige stronger framing machines and persistently expanding weight. Regular machining routines are utilized for stainless steel review 309, however it is harder and does have a tendency to solidify all the more rapidly. Like 310 Stainless Steel, Grade 309 / 309S Stainless Steel has a high chromium and nickel content which concedes amazing imperviousness to watery corrosion.

309 / 309S is an austenitic warmth safe composite with oxidation imperviousness to 1900°F under consistent temperature conditions. At the point when incessant warm cycling is included, the compound is impervious to around 1850°F. The high chromium and generally low nickel substance of 309 give great imperviousness to high temperature sulfur bearing climates. 309 has just direct imperviousness to carbon retention and is not proposed for utilization in exceedingly carburizing environments.

Product Features:

  • Corrosion resistant
  • Accurate dimensions
  • Can sustain high pressure & temperature load
  • Rust proof finish
  • Smooth transition from flange thickness to pipe
  • Ensure excellent stress distribution


Standards 309 /1.4828
Designation ASTM, ASME, AISI A 276 , SA 276, A 479, SA 479, ASTM, ASME A276/SA 479
Range 3 MM TO 350 MM DIA
Finish Bright, Polish & Black
Form Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.

Material & Grade :

Stainless Steel :
Grade: 304, 304L, 304H, 309, 309S, 316, 316L, 316H, 310, 310S, 317, 317L, 321, 347, 904L

Chemical Composition :

  SS 309/309S
Ni 14
Cr 23
C 0.20
Fe 0.20
Mn 2 max
Si 1
S 0.30 max
P 0.045 max

Mechanical Properties :

Tensile Strength ksi (min) Yield Strength 0.2% ksi (min) Elongation % Hardness (Brinell) MAX
40 30 40 217

Physical Properties:

Thermal Conductivity
(BTU/h ft. °F)
(in x 10-6)
Modulus of
(psi x 106
Coefficient of
Thermal Expansion
°F x 10-6
Specific Heat
at 68°F: 0.285 9.0 at 32- 212°F 30.7 at 68°F 28.5 8.28 at 32 – 212°F 0.1200 at 68°F to 212°F 2500-2590

Other grades also available :

Monel :
Grade: Monel 400, Monel K500, Monel R-405
Nickel :
Grade: Nickel 200, Nickel 201
Inconel :
Grade: Inconel 600, Inconel 601, Inconel 625, Inconel 718
Incoloy :
Grade: Incoloy 800, Incoloy 800H, INCOLOY 800HT
Hastalloy :
Grade: Hastalloy B2, Hastalloy B3, Hastalloy C22, Hastalloy C276, Hastalloy X
Titanium :
Grade: Gr1, Gr2, Gr3, Gr5, Gr7, Gr11
Carbon Steel :
Grade: WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70
Duplex Steel:
Grade: UNS F44, F45, F51, F53, F55, F60, F61
Alloy Steel:
Grade : WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91

Product Usage & Application

  • Useful in Paper & Pulp Companies
  • Useful in High Pressure Applications
  • Useful in Oil and Gas Industry
  • Useful in Chemical Refinery
  • Useful in Pipeline
  • Useful in High Temperature Application
  • Useful in Water Pipe Line
  • Useful in Nuclear Power Plants
  • Useful in Food Processing and Dairy Industries
  • Useful in Boiler & Heat Exchangers

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