
Stainless Steel 317 Round Bar Manufacturers in Mumbai
Stainless Steel 317 Round Bars are high-performance austenitic stainless steel products known for their exceptional corrosion resistance, especially in acidic and chloride-rich environments. With a higher concentration of molybdenum than standard SS 316, SS 317 offers improved resistance to pitting, crevice corrosion, and general corrosion, making it ideal for industries requiring superior durability and strength. If you are looking for reliable Stainless Steel 317 Round Bar Manufacturers in Mumbai, Piyush Steel is a trusted supplier providing top-quality stainless steel products that meet international industry standards.
The chemical composition of SS 317 includes 18-20% chromium, 11-15% nickel, and 3-4% molybdenum, which enhances its oxidation resistance and mechanical strength. These round bars are widely used in industries such as chemical processing, marine, food processing, pharmaceuticals, and pulp & paper due to their superior resistance to corrosion and high-temperature stability.
Stainless Steel 317 Round Bar Suppliers in India
Industries that demand high-performance, corrosion-resistant materials depend on trusted Stainless Steel 317 Round Bar Suppliers in India to ensure durability, precision, and compliance with industrial standards. The SS 317 Round Bar, also known as UNS S31700 or DIN 1.4449, is extensively used in marine, chemical, and industrial applications where exposure to harsh chemicals, saltwater, and acidic conditions is common.
These properties make SS 317 Round Bars a preferred choice for applications such as heat exchangers, condensers, chemical tanks, pressure vessels, and marine equipment. Piyush Steel ensures that all Stainless Steel 317 Round Bars are manufactured using high-quality raw materials and advanced processing techniques to deliver reliable and long-lasting solutions for industrial use.
Stainless Steel 317 Round Bar Exporters in India
Stainless Steel 317 Round Bars are widely exported due to their excellent corrosion resistance, high-temperature strength, and mechanical stability. Leading Stainless Steel 317 Round Bar Exporters in India supply these round bars to global markets, catering to industries such as oil & gas, petrochemicals, power generation, and food processing.
The SS 317 Round Bar is highly valued for its ability to withstand extreme conditions, making it a suitable material for industrial processing units, marine environments, and high-temperature applications. Its high molybdenum content ensures protection against chloride-induced corrosion, making it ideal for coastal and offshore structures.

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 accommodate several industrial applications, Piyush Steel round bar gives SS 317 Round Bars in various work, as indexed under:
Form |
Description |
Stainless Steel Round Bar |
Cylindrical bars are used in shafts, fasteners, and other critical machine components. |
Stainless Steel Square Bar |
Ideal for structural applications, these bars ensure uniform strength and reliability. |
Stainless Steel Hollow Bar |
Lightweight yet robust, it is used in applications where reduced weight and durability are required. |
Stainless Steel Hex Bar |
Hexagonal bars are suitable for high-strength applications like bolts and precision machining. |
Stainless Steel Bright Bar |
Polished bars with excellent surface finishes are used in aesthetic and precise industrial applications. |
Stainless Steel Forged Bar |
Forged bars provide superior mechanical strength for heavy-duty industrial usage. |
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 S31700 |
EN 10088-3 |
1.4449 |
JIS G4303 |
SUS 317 |
EN 10088-3 |
X6CrNiMo18-12-3 |
Each SS 317 Round Bar is marked with particular information to make certain authenticity and traceability:
- Heat Amount: Ensures batch traceability for the best guarantee.
- Grade: Identifies the alloy, including UNS S31700 or DIN 1.4449.
- Size: Denotes the diameter of the round bar for clean identification.
- Manufacturer’s Mark: Indicates authenticity and the start of the product.
- Chemical Processing Industry:
SS 317 Round Bars are quality for devices exposed to corrosive chemical substances, which include reactors and pressure vessels, because of their fantastic resistance to halides.
- Marine Industry:
Used in marine environments for shafts, propellers, and seawater piping systems, as they face up to pitting and crevice corrosion correctly.
- Heat Exchangers:
These bars are imperative to warm temperature exchangers for his or her potential to cope with immoderate temperatures and competitive fluids without degrading.
- Pharmaceutical Industry:
SS 317 Round Bars are used in pharmaceutical systems, ensuring cleanliness, sturdiness, and corrosion resistance in the course of the production process.
- Food Processing:
Employed in food-grade programs along with garage tanks and piping structures, these bars maintain hygiene and withstand corrosion from cleaning marketers.
- Pulp and Paper Industry:
SS 317 Round Bars face publicity from bleaching sellers and cruel chemical substances utilized in paper production.
- Oil and Gas Industry:
Utilized in pipelines, offshore structures, and refining gadgets due to their capability to face up to pressure corrosion cracking and sulfide assaults.
Piyush Steel round bar exports SS 317 Round Bar to areas globally, along with North America, Europe, Asia-Pacific, and the Middle East. For inquiries or to place your order, contact us today!