Stainless Steel 316/316L Tubes

SS 316L Tubes Suppliers, ASTM A213 TP 316/316L, SS 316 Tubes Suppliers, SS S31603 Seamless Tubes, Stainless Steel Tubes Suppliers in Mumbai India


Stainless steel 316/316L tubes are known for their strength, corrosion resistance, and durability, making them ideal for demanding environments. It contains chromium, nickel, molybdenum, carbon, manganese, phosphorus, sulfur, and silicon, giving them excellent resistance to pitting and oxidation. They also maintain high tensile and yield strength with good elongation qualities, making them appropriate for structural and high-pressure applications. Preston Pipes & Alloys, a leading stainless steel 316/316L tubes supplier, delivers products that meet global standards for performance and reliability. Their stainless steel 316 tubing meets the needs of industries such as chemical processing, marine, and pharmaceuticals.


These stainless steel 316L tubes are available in a wide range of sizes from 1/8″NB to 30″NB, covering round, square, rectangular, and hydraulic forms. To suit the various operational needs, manufacturing alternatives include seamless, ERW, welded, fabricated, and LSAW. We offer lengths in single random, double random, or cut-to-length formats for easy integration into different systems. Whether you need a 25mm 316 stainless steel tube for precision work or large-diameter covers all standard and custom needs.


SS 316 Tube

Even in acidic and marine environments, our tubing has a strong resistance to stress cracking and chloride corrosion. This makes it a preferred choice for chemical plants, desalination units, food processing equipment, and offshore platforms. The 316 stainless steel tube pressure rating ensures reliable performance under varying loads. Options such as 316 stainless steel square tubing and 316 stainless steel rectangular tubing give you greater design and construction flexibility. The 316L stainless steel tube has a lower carbon content, which improves weldability and is commonly used in pharmaceutical and medical applications that need purity and hygiene.


Strict quality checks, such as hydrostatic testing, corrosion resistance evaluation and dimensional accuracy, are performed on every batch of stainless steel 316L tubing. Non-destructive testing guarantees the structural integrity without causing product damage. Packaging follows international export standards, using wooden cases, steel strips, and plastic caps to protect against damage during transport. Every order is documented with test certificates to guarantee compliance. Choose reliable stainless steel 316/316L tubes built for long-lasting performance in critical applications.

SS 316/316L Seamless Tube Specification

Specifications ASTM A213, A249, A270 / ASME SA213, SA249, SA270
Standard ASTM, ASME and API
Seamless Tubes Range 1/2" OD - 12" OD
Welded Tubes Range 1/2" OD - 12" OD, Gauge: 25 SWG - 10 SWG
Outside Diameter 3.00 mm - 219.10 mm, 6.35 mm O.D to 114.3 mm O.D
Length Single Random, Double Random & Required Length
Thickness 0.40 mm - 12.70 mm, 0.8 mm to 12.7 mm
Schedule SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH120, SCH140, SCH160, XXS
Type Seamless, Welded, ERW
Form Round Tubes, Square Tubes, Rectangular Tube
End Plain End, Beveled End, Treaded

Common Type of SS 316/316L Tube

SS 316/316L Seamless Tube

SS 316/316L Seamless Tube

SS 316/316L Welded Tube

SS 316/316L Welded Tube

SS 316/316L ERW Tube

SS 316/316L ERW Tube

SS 316/316L EFW Tube

SS 316/316L EFW Tube

SS 316/316L Round Tube

SS 316/316L Round Tube

SS 316/316L Square Tube

SS 316/316L Square Tube

SS 316/316L Rectangular Tube

SS 316/316L Rectangular Tube

SS 316/316L Polished Tube

SS 316/316L Polished Tube


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quotation of Stainless Steel 316/316L Tube

SS 316/316L Tube Chemical Composition

Grade C Mn Si P S Cr Mo Ni Fe
SS 316 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 16.00 - 18.00 2.00 - 3.00 11.00 - 14.00 67.845 min
SS 316L 0.035 max 2.0 max 1.0 max 0.045 max 0.030 max 16.00 - 18.00 2.00 - 3.00 10.00 - 14.00 68.89 min

SS 316/316L Seamless Tube Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %
8.0 g/cm3 1399 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

SS 316/316L Tube Equivalent Material

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 316 1.4401 / 1.4436 S31600 SUS 316 316S31 / 316S33 - Z7CND17‐11‐02 X5CrNiMo17-12-2 / X3CrNiMo17-13-3
SS 316L 1.4404 / 1.4435 S31603 SUS 316L 316S11 / 316S13 03Ch17N14M3 / 03Ch17N14M2 Z3CND17‐11‐02 / Z3CND18‐14‐03 X2CrNiMo17-12-2 / X2CrNiMo18-14-3

Industrial Application of SS 316/316L Tube