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Stainless Steel 317 Round Bars

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Stainless Steel 317 Round Bars Specification

Heat Resistance
Yes

Diameter
4 mm to 350 mm

Recyclable
Yes

Tensile Strength
515 MPa min

Size
Customized Sizes Available

Coating Type
Uncoated/Bare

Product Form
Solid Round Bar

Corrosion Resistant
Excellent corrosion and oxidation resistance

Hardness
217 HB max

Material Composition %
Cr 18-20, Ni 11-15, Mo 3-4, Si 1 max, Mn 2 max, C 0.08 max

Product Name
Stainless Steel 317 Round Bar

Steel Type
Stainless Steel

Steel Product Type
Round Bar

Grade
317

Thickness
Varies as per diameter (available from 4 mm to 350 mm)

Shape
Round

Steel Standard
ASTM A276, ASTM A479

Surface
Bright, Polished, Black

Composition
18-20% Cr, 11-15% Ni, 3-4% Mo, balance Fe

Application
Construction, Chemical Industry, Power Plants, Petrochemical Industry, Food Industry, Paper & Pulp Industry

Dimension (L*W*H)
Custom Cut Lengths Available, Standard Diameter Ranges

Weight
Depend on diameter & length (Available on request)

Color
Silver/Grey

Material Grade
SS 317

Finish Type
Bright, Polished, Black

Usage
Machining, Fabrication, Structural, Marine, Equipments

Density
7.9 g/cm

Third Party Inspection
Available on request

Delivery Condition
Solution Annealed, Cold Drawn or Hot Rolled

Machinability
Good

Packaging Type
Standard Export Packing (Bundles/Plastic Wrapping)

Elongation
30% min

Magnetic Properties
Non-magnetic in annealed condition

Melting Point
1400C - 1450C

Yield Strength
205 MPa min

Formability
Excellent

About Stainless Steel 317 Round Bars

What Are Specification Stainless Steel 317 Round Bars?

Standard	ASTM A276 / A479, ASME SA276 / A479
Round Bar Size	3mm~ 800mm
Square Bar Size	4mm* 4mm ~100mm* 100mm
Flat Bar Size	2mm ~ 100mm
Hex Bar Size	2mm ~ 100mm
Angle Size	3mm* 20mm* 20mm~ 12mm* 100mm* 100mm
Thickness	50 mm to 6000 mm Long
Length	1 To 6 Meters, Custom Cut Length
Form	Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc

Equivalent material Of Stainless Steel 317 Round Bars?

STANDARD	WERKSTOFF NR.	UNS	JIS	BS	GOST	AFNOR	EN
SS 317	1.4449	S31700	SUS 317	-	-	-	X6CrNiMo19-13-4

Chemical Composition Of Stainless Steel 317 Round Bars?

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N
SS 317	008 max	2 max	1 max	0.040 max	0.03 max	18 - 20	3 - 4	11 - 14	0.10 max

Mechanical Properties Of Stainless Steel 317 Round Bars?

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
8.0 g/cm3	1454 C (2650 F)	Psi 75000 , MPa 515	Psi 30000 , MPa 205	35 %

Outstanding Corrosion and Oxidation Resistance

SS 317 Round Bars possess a superior alloy composition with high chromium, nickel, and molybdenum content, enabling them to resist a wide range of corrosive environments. Their excellent corrosion and oxidation resistance make them an industry standard for use in construction, chemical processing, and marine equipment, even under harsh conditions.

Highly Customizable for Diverse Applications

These round bars are available in a variety of diameters (4 mm to 350 mm), customizable lengths, and different surface finishes. Their excellent formability and machinability make them ideal for fabrication, structural work, and precision machining. Whether you require exact sizes or custom finishes, SS 317 round bars can be tailored to meet your projects specifications.

Reliable Performance and Quality Standards

Manufactured in compliance with ASTM A276 and A479, SS 317 round bars ensure reliable mechanical properties, including a minimum yield strength of 205 MPa and maximum hardness of 217 HB. They are supplied in solution annealed, hot rolled, or cold drawn conditions, ensuring consistent quality and performance. Optional third-party inspection adds further assurance.

FAQs of Stainless Steel 317 Round Bars:

Q: How can Stainless Steel 317 Round Bars be used in industrial applications?

A: Stainless Steel 317 Round Bars are used for machining, fabrication, and structural purposes across industries such as chemical processing, construction, marine equipment, food production, and power plants due to their strength, corrosion resistance, and versatility.

Q: What are the main benefits of choosing SS 317 Round Bars over other grades?

A: SS 317 Round Bars offer superior corrosion and oxidation resistance, especially in acidic and chloride-rich environments, excellent formability, reliable mechanical strength, non-magnetic properties in annealed condition, and high heat resistance for continuous service up to 870C.

Q: When is it recommended to use SS 317 Round Bars with third-party inspection?

A: Third-party inspection is advisable when clients require independently verified quality, especially for critical applications in safety-sensitive industries such as chemical processing, power plants, or large infrastructure projects, ensuring compliance with international standards.

Q: Where do SS 317 Round Bars find common usage?

A: These round bars are commonly used in the construction, chemical, petrochemical, food, pulp and paper, and marine industries. They are suitable for environments demanding high resistance to corrosion and mechanical stress.

Q: What is the process for obtaining SS 317 Round Bars in custom sizes or finishes?

A: You can request custom diameters (from 4 mm to 350 mm), cut lengths, and surface finishes (bright, polished, or black). Communication with the manufacturer or supplier will determine availability and lead time based on your specific requirements.

Q: How does the machinability and formability of SS 317 benefit fabrication work?

A: SS 317 Round Bars offer good machinability and excellent formability, which allows for easy forming, bending, and machining into intricate shapes. This ensures efficiency and accuracy during fabrication or assembly.

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