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Stainless Steel 309/309S Tubes



ASTM A213 TP 309/309S Stainless Steel Tubes Stockist in Mumbai India.

ASTM A213, A249 TP309/309S Seamless, Welded, ERW Tubes

ASTM A249 TP 309/309S ERW Tubing Stockist and Supplier in Mumbai India.


Alloy 309/309S is actually an austenitic stainless steel that is used typically for the elevated temperature applications. The high content of nickel and chromium alloys is providing comparable resistance to corrosion excellent resistance to oxidations. Preston pipes and alloys as leading on the top are busy in supplying the world-class quality of Stainless Steel 309/309S Tubes. They are fully busy in offering the high quality of the extensive range of tubes that is varying in different specifications. A buyer can easily acquire the tubes in different sizes, wall thickness, dimensions, lengths as per the needs one have. The product to all the national and international buyers is provided at reasonable rates.


The fabrication of the product is done by using the superior quality of raw materials that are collected from the reputable market vendors. The manufacturing of the tubes is done mandatorily under the strict guidance of professional team that is having good years of experience and knowledge about the tubes production. The industry is well equipped with the latest technology and modern tools that have made the production quite effective. Additionally considering several raw material quality standards and industry setup norms have helped the manufacturer in creating the excel quality of tubes.


Various appreciating qualities are found in the in the product that has lead it to be used widely in different applications in industries. Those are like greater strength, rugged construction, flexibility, durability, longevity, and anti-corrosive. Also, it is having the ability to be fully resistance to general corrosion, stress corrosion cracking, crevice corrosion, and pitting and oxidation resistance.


To make sure that the provided range of SS 309/309S Seamless Tubes is supplied to the patrons are definitely of very good quality. The tests conducted are PMI test, ICG test, flattening test, flaring test, macro test, micro test, chemical test, mechanical test, hardness test, pitting resistance test etc.

Equivalent Grades
STANDARD WERKSTOFF NR. UNS EN AISI
SS 309 1.4828 S30900 X12CrNi23-13 309
SS 309S 1.4833 S30908 X12CrNi23-13 309S
Stainless Steel 309/309S Tubes

Standard Specification
Specifications :
Standard :
Seamless Tubes Range :
Welded Tubes Range :
Outside Diameter :
Length :
Thickness :
Schedule :
Type :
Form :
End :
ASTM A213, A249, A270 / ASME SA213, SA249, SA270
ASTM, ASME and API
1/2" OD - 12" OD
1/2" OD - 12" OD, Guage: 25 SWG - 10 SWG
3.00 mm - 219.10 mm, 6.35 mm O.D to 114.3 mm O.D
Single Random, Double Random & Required Length
0.40 mm - 12.70 mm, 0.8 mm to12.7 mm
SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH120, SCH140, SCH160, XXS
Seamless, Welded, ERW
Round Tubes, Square Tubes, Rectangular Tube
Plain End, Beveled End, Treaded

Chemical Composition
Grade C Mn Si P S Cr Mo Ni N
SS 309 0.20 max 2 max 1 max 0.045 max 0.030 max 18.0 – 23 - 8.0 -14 -
SS 309S <=0.080 max <=2.00 max <=0.75 max <=0.040 max <=0.015 max 22.00-24.00 max - 12.00-14.00 -

Mechanical Properties
Density Specific Heat Modulus of Elasticity Thermal Conductivity 212°F (100°C) Melting Range Electrical Resistivity
0.285 lbs/in3 7.89 g/cm3 0.12 BTU/lb-°F (32 – 212°F) 502 J/kg-°K (0 – 100°C) 28.5 x 106 psi 193 GPa 9.0 BTU/hr/ft2/ft/°F 15.6 W/m-°K 2500 – 2590°F 1480 – 1530°C 30.7 Microhm-in at 68°C 78 Microhm-cm at 20°C

Types Of Grade 309/309S Stainless Steel Tubes
Stainless Steel Grade 309/309S Tubes

Stainless Steel 309/309S Tube

SS 309/309S Tubes

Stainless Steel 309 Seamless Tube

AISI 309S Stainless Steel Tubes

ASTM A213 SS 309 Seamless Tubing

ASME SA 249 SS 309S Welded Tubes

Stainless Steel TP309 Welded Tubes Supplier

Stainless Steel 309S Rectangle Tubes Exporter

TP309 Stainless Steel Square Tubes

ASTM A249 Stainless Steel 309S ERW Tubing

Stainless Steel 309 Heat Exchanger Tubes

309S SS Bright Annealing Tubes

SS 309 Electric-Resistance-Welded Tube

ASTM A270 SS 309S Sanitary Tube

SS 309/309S Tubes Equivalent Grades

Stainless Steel 1.4828 Tubes

SS 1.4833 Seamless Tubes

Stainless Steel 1.4828 Welded Tubes

Stainless Steel 1.4833 ERW Tube

SS S30900 Tubing

Stainless Steel UNS S30908 Seamless Tubes

Stainless Steel S30900 ERW Tubes

SS S30908 Seamless Coiled Tubing

SUS 309/309S Seamless Tubing

SS SUS 309 Welded Tubes

SUS 309S Cold Drawn Seamless Tubes

SS SUS 309/309S Welded Tubing

Steel 309S Electric Resistance Tubing

JIS SUS 309/309S Instrumentation Tubes


Application Industry

Steel 309/309S Tubes are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of 309/309S Seamless Tubes, Welded Tubes through a worldwide network of stock-keeping branches. These are use in various industries like :


Application Industry
  • Chemical Industry
  • Oil & Gas Industry
  • Petrochemical Industry
  • Power Genration Industry
  • Sugar Industry
  • Food Processing Industry
  • Paper & Pulp Industry
  • Offshore and Onshore Services

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