
Stainless Steel 317L Round Bar Manufacturers in Mumbai
Stainless Steel 317L Round Bars are high-performance low-carbon austenitic stainless steel products designed for superior corrosion resistance, particularly in acidic and chloride-rich environments. The "L" in 317L denotes its low carbon content, which enhances its weldability and minimizes the risk of sensitization and intergranular corrosion. Compared to SS 316L, SS 317L offers higher molybdenum content, making it more resistant to pitting and crevice corrosion in harsh chemical and marine environments.
If you are searching for trusted Stainless Steel 317L Round Bar Manufacturers in Mumbai, Piyush Steel is a reputable name, known for supplying high-quality stainless steel products that meet international industry standards and deliver excellent performance in demanding applications.
Stainless Steel 317L Round Bar Suppliers in India
Industries requiring corrosion-resistant and high-strength materials depend on reliable Stainless Steel 317L Round Bar Suppliers in India for precision-engineered and durable stainless steel solutions. The SS 317L Round Bar, also known as UNS S31703 or DIN 1.4438, is widely used in industries such as chemical processing, marine engineering, pharmaceuticals, food processing, and power plants due to its exceptional corrosion resistance and high-temperature stability.
These properties make SS 317L Round Bars ideal for applications such as heat exchangers, pressure vessels, condensers, marine equipment, chemical storage tanks, and offshore structures. Piyush Steel ensures that all Stainless Steel 317L Round Bars are manufactured with premium raw materials and advanced production techniques, delivering high-performance solutions tailored to industrial needs.
Stainless Steel 317L Round Bar Exporters in India
Stainless Steel 317L Round Bars are extensively exported due to their outstanding corrosion resistance, thermal stability, and mechanical strength. Leading Stainless Steel 317L Round Bar Exporters in India supply these round bars to global markets, serving industries such as oil & gas, petrochemicals, food processing, pharmaceuticals, and marine engineering.
The SS 317L Round Bar is highly valued for its resistance to chloride-induced stress corrosion cracking, making it ideal for marine and coastal structures. Its low carbon content ensures improved weldability, making it a preferred material for fabrication and industrial applications requiring strong and durable stainless steel components.

SS 317 Round Bar is a molybdenum-bearing austenitic stainless steel with more suitable resistance to pitting and crevice corrosion. Its better chromium and molybdenum content offer superior resistance to corrosive environments, especially those containing chlorides and exceptional halides.
Industries depend upon the SUS 317 Round Bar for its terrific weldability, formability, and immoderate-temperature electricity. With brilliant sturdiness and the capacity to withstand aggressive environments, the one's bars are a move-to desire for critical programs.
To cope with the numerous requirements of commercial programs, we offer SS 317L Round Bars in multiple forms:
Form |
Description |
Stainless Steel Round Bar |
Cylindrical bars are used for shafts, fasteners, and structural components. |
Stainless Steel Square Bar |
Square-shaped bars are ideal for frames and structural applications requiring uniform strength. |
Stainless Steel Hollow Bar |
Hollow bars are used in lightweight yet durable applications like fluid transfer systems. |
Stainless Steel Hex Bar |
Hexagonal bars are widely used in precision machining and fastener manufacturing. |
Stainless Steel Bright Bar |
Polished bars with excellent finish, used in aesthetic and high-precision industrial applications. |
Stainless Steel Forged Bar |
Forged bars for heavy-duty applications requiring superior mechanical strength |
Property |
Details |
Diameter |
5mm to 500mm |
Length |
Up to 6 meters |
Surface Finish |
Bright, Black, or Polished |
Standards Followed |
ASTM A276, A479 |
Element |
% Composition |
Chromium |
18.0 – 20.0 |
Nickel |
11.0 – 15.0 |
Molybdenum |
3.0 – 4.0 |
Carbon |
Max 0.08 |
Manganese |
Max 2.0 |
Silicon |
Max 1.0 |
Phosphorus |
Max 0.045 |
Sulfur |
Max 0.03 |
Property |
Value |
Tensile Strength |
515 MPa (Min) |
Yield Strength |
205 MPa (Min) |
Elongation |
30% (Min) |
Area of reduction |
40% (Min) |
Hardness (HBW) |
Max 217 |
Standard |
Grade |
ASTM A276/A479 |
UNS S31703 |
EN 10088-3 |
1.4438 |
JIS G4303 |
SUS 317L |
EN 10088-3 |
X2CrNiMo18-15-4 |
Each SS 317L Round Bar is marked with specific information to ensure traceability and terrific assure:
- Heat Amount: Provides batch traceability for dependable, extraordinary tracking.
- Grade: Marks the wonderful alloy, which embodies UNS S31703 or DIN 1.4438.
- Size: indicates the diameter of the bar for easy identification.
- Manufacturer’s Mark: Ensures authenticity and logo reliability.
- Chemical Processing Industry:
SS 317L Round Bars are implemented in chemical reactors, tanks, and warmth exchangers because of their first rate resistance to chemical corrosion and pitting.
- Marine Engineering:
These bars perform reliably in seawater environments, making them first-rate for shipbuilding, propeller shafts, and marine piping structures.
- Pharmaceutical Industry:
SS 317L Round Bars are carried out in pharmaceutical devices for their resistance to corrosion and immoderate necessities of cleanliness.
- Power Generation:
Used in warm temperature exchangers, boilers, and generators, they face up to immoderate temperatures and corrosive conditions in power plants.
- Food Processing Industry:
These bars are finished in food-grade packages inclusive of blending tanks, storage vessels, and processing gadgets, making sure hygiene and sturdiness.
- Oil and Gas Industry:
SS 317L Round Bars are critical to offshore drilling rigs, pipelines, and refineries due to their resistance to sulfide corrosion and strain cracking.
- Paper and Pulp Industry:
Used in devices exposed to harsh chemical substances, which include bleaching agents and acidic answers, those bars provide extended-lasting ordinary common performance.
Piyush Steel round bar proudly exports SS 317L Round Bars to markets worldwide, which includes North America, Europe, Asia-Pacific, and the Middle East. For further inquiries or to arrange your order, Contact us today!