Stainless Steel 317L Round Bar

ASTM A276 317L Stainless Steel Round Bar Stockist in Mumbai India. ASTM A276 317L Hex Bar, Flat Bar, Forged Bar, Square Bar SS 317L Bright Bar Stockist and Supplier in Mumbai India.


The low-carbon, high-molybdenum austenitic stainless steel 317L Round Bar is made to be extremely resistant to corrosion, particularly in situations, that are acidic and include chlorides. Known for its outstanding strength, durability and formability, it provides dependable performance in challenging industrial conditions. Preston Pipes & Alloys is a leading stainless steel 317L round bar supplier, delivering products with consistent quality and precision. The alloy consists elements such as carbon, manganese, silicon, phosphorus, sulfur, chromium, molybdenum, and nickel, which give it its strength and corrosion resistance. It has a density of 8.0 g/cm³, a melting point of 1454°C, a tensile strength of 75,000 psi, and a yield strength of 30,000 psi. With 35% elongation, it offers excellent ductility and workability for various manufacturing needs.


We manufacture bars with diameters ranging from 3.17 mm to 350 mm that fulfill ASTM A276 and ASME SA276 standards. They are available in multiple finishes, including bright, black, and polished, with thickness options from 4.0 mm to 100 mm. The range includes bar types such as bright bars, black bars, and more. Customers can select lengths in random, fixed, or cut-to-length forms to meet project specifications. This versatility, along with stringent dimensional precision makes them appropriate for a wide range of applications.


SS 317L Round Bar

The 317L stainless steel round bar is valued for its excellent corrosion resistance, hardness, and ability to maintain strength in high-temperature environments. It can withstand pitting, crevice corrosion, and chemical attack in severe conditions. Common applications include chemical processing equipment, marine fittings, food processing equipment, paper and pulp handling and oil and gas applications. Its strength and formability make it useful for heat exchangers, textile machinery, and architectural projects that require both longevity and aesthetic appeal.


Each 317L stainless steel bar is put through a strict quality inspection process that includes corrosion resistance testing, hardness testing and dimensional examination. Non-destructive testing ensures internal reliability, while material certification guarantees compliance with standards. To prevent damage during transportation, packaging uses secure methods such as wooden boxes, bundles or protective wrapping. Our bars are ready for crucial operations, with a focus on quality, durability, and fast delivery. Get a reliable 317L round bar that meets demanding industrial needs with consistent performance and long service life.

Stainless Steel 317L Round Bar Specification

Specifications ASTM A276, ASME SA276 / ASTM A479 ASME SA479
Standard EN, DIN, JIS, ASTM, BS, ASME, AISI
SS 317L Round Bars Outside Diameter in the range of 4mm to 500mm
SS 317L Bright Bars Outside Diameter in the range of 4mm to 100mm
SS 317L Hex Bars 18mm – 57mm (11/16″ to 2-3/4″)
SS 317L Square Bars 18mm – 47mm (11/16″ to 1-3/4″)
SS 317L Flat Bars 1/2” to 10” in thickness range of 2mm to 150mm
Finish Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Length 1 to 6 Meters, Custom Cut Lengths
Form Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.

Common Type of Stainless Steel 317L Round Bar

SS 317L Hex Bar

SS 317L Hex Bar

SS 317L Bright Bar

SS 317L Bright Bar

SS 317L Cold Rolled Bar

SS 317L Cold Rolled Bar

SS 317L Flat Bar

SS 317L Flat Bar

SS 317L Square Bar

SS 317L Square Bar

SS 317L Rectangular Bar

SS 317L Rectangular Bar

SS 317L Polished Round Bar

SS 317L Polished Round Bar

SS 317L Hollow Bar

SS 317L Hollow Bar


Contact Preston Pipes and Alloys for best offer & competitive
quotation of Stainless Steel 317L Round Bar

Stainless Steel 317L Round Bar Chemical Composition

Grade C Mn Si P S Cr Mo Ni Fe
SS 317L 0.035 max 2.0 max 1.0 max 0.045 max 0.030 max 18.00 - 20.00 3.00 - 4.00 11.00 - 15.00 57.89 min

Stainless Steel 317L Round Bar Mechanical Properties

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

Stainless Steel 317L Round Bar Equivalent Material

STANDARD WERKSTOFF NR. UNS JIS
SS 317L 1.4438 S31703 SUS 317L

Stainless Steel 317L Round Bar Weight Chart

Diameter Weight Chart Dia Weight Chart
(mm) per metre (kg) (in) per metre (kg)
3mm 0.06 1/8" 0.06
4mm 0.10 3/16" 0.14
5mm 0.16 1/4" 0.25
6mm 0.22 5/16" 0.39
7mm 0.30 3/8" 0.56
8mm 0.40 7/16" 0.77
10mm 0.62 1/2" 1.00
12mm 0.89 9/16" 1.22
14mm 1.22 5/8" 1.56
15mm 1.40 11/16" 1.89
16mm 1.59 3/4" 2.25
18mm 2.01 7/8" 3.07
20mm 2.48 1" 4.03
22mm 3.00
24mm 3.57
25mm 3.88

Industrial Application of Stainless Steel 317L Round Bar