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S275JR Flat Bars

Buy Top Quality S275JR Flat Bar at Ferrite Structural Steels Pvt Ltd. – India’s Leading Supplier, Manufacturer and Exporter of MS Flat Bars.

S275JR Flat Bars

S275JR Flat Bars are a widely utilized material in various industries, known for their excellent combination of strength, flexibility, and cost-effectiveness. These flat bars are made from S275JR grade steel, a low carbon steel that offers good weldability and machinability, making it ideal for structural and engineering applications. The versatility of S275JR Flat Bars allows them to be used in construction, manufacturing, automotive, and other industrial sectors where reliable performance and structural integrity are crucial.

Ferrite Structural Steels Pvt Ltd is a major manufacturer and supplier of high-quality S275JR Flat Bars. We are committed to providing products that meet the stringent demands of our customers. Our S275JR Flat Bars are produced using advanced technology and undergo rigorous quality control processes to ensure they meet the highest industry standards. Whether you are working on a large-scale construction project or need materials for precision engineering, Ferrite Steels offers reliable solutions that enhance the durability and efficiency of your work. Contact us today to learn more about our products and how we can support your projects with our top-grade S275JR Flat Bars.

S275JR Flat Bar Specifications

Product Name S275JR Flat Bar
Brand Ferrite Structural Steels Pvt. Ltd.
Minimum Order Quantity 1 Ton
Material Mild Steel
Finish Hot-rolled, galvanized, or as specified by customer

S275JR Flat Bar Size Chart

Size (mm) Average Weight (KG/MTR) Average Weight (KG/FT)
10 x 10 0.8 0.2
12 x 12 1.1 0.3
14 x 14 1.5 0.5
16 x 16 2 0.6
17 x 17 2.27 0.69
20 x 20 3.14 1
25 x 25 4.9 1.5
32 x 32 8 2.4
40 x 40 12.6 3.8
42 x 42 13.85 4.22
50 x 50 19.6 6
53 x 53 22.05 6.72
56 x 56 24.6 7.5
63 x 63 31.2 9.5

 

S275-JR Equivalent Grades

Standard Equivalent Grade
EN (European Norm) S275JR
ASTM (American Society for Testing and Materials) ASTM A36, ASTM A283 Grade C
DIN (Deutsches Institut für Normung – German) St44-2
JIS (Japanese Industrial Standards) SS400
ISO (International Organization for Standardization) ISO 630-2:2011(E) S275B

Chemical Composition of S275-JR

C for nominal thickness in mm Mn P S N Cu
≤ 16 ˃16 ≤ 40 ˃ 40
≤ 0.21 ≤ 0.21 ≤ 0.22 ≤ 1.50 ≤ 0.035 ≤ 0.035 ≤ 0.012 ≤ 0.55

S275-JR Mechanical Properties

Nominal thickness, mm Minimum yield strength, MPa Strength limit, MPa
<3 275 430-580
≥3 ≤ 16 275 410-560
> 16 ≤ 40 265 410-560
> 40 ≤ 63 255 410-560
> 63 ≤ 80 245 410-560
> 80 ≤ 100 235 410-560
> 100 ≤ 150 225 400-540
> 150 ≤ 200 215 380-540
> 200 ≤ 250 205 380-540
> 250 ≤ 400 195 380-540

Key Features and Benefits

  • High Strength: S275JR flat bars offer a good balance of strength and flexibility, making them suitable for structural applications where durability is essential.
  • Good Weldability: The low carbon content in S275JR steel ensures excellent weldability, allowing for easy and reliable joining of components.
  • Machinability: These flat bars are easy to machine, enabling precise cutting, shaping, and forming for a wide range of applications.
  • Consistent Quality: Manufactured to stringent industry standards, S275JR flat bars provide consistent quality and performance across different batches.
  • Cost-Effective: S275JR flat bars offer a cost-effective solution for many engineering and structural needs without compromising on quality or performance.
  • Reliability: The robust mechanical properties of S275JR steel ensure that the flat bars can withstand significant stress and strain, providing reliable performance in demanding conditions.
  • Ease of Fabrication: The good weldability and machinability of S275JR flat bars simplify the fabrication process, reducing time and labor costs in manufacturing and construction.
  • Corrosion Resistance: While not as resistant as stainless steel, S275JR steel provides a reasonable level of corrosion resistance, which can be enhanced with additional treatments like galvanization or painting.

Applications of S275JR Flat Bar

Construction and Infrastructure

  • Structural Frameworks: S275JR Flat Bars are commonly used in the construction of building frameworks, providing essential support and stability to structures.
  • Bridges and Walkways: These flat bars are used in the construction of bridges and walkways, where strength and durability are crucial.
  • Support Beams: Often employed as support beams in buildings and infrastructure projects, offering reliable load-bearing capacity.

Manufacturing

  • Machinery Components: S275JR Flat Bars are utilized in the production of various machinery components, thanks to their strength and machinability.
  • Fabrication of Tools: Ideal for fabricating tools and dies that require precision and durability.

Automotive Industry

  • Vehicle Frames: Used in the manufacturing of vehicle frames and chassis, providing the necessary strength and flexibility.
  • Components: Employed in the production of various automotive components that require robust and reliable materials.

Industrial Applications

  • Equipment Manufacturing: Used in the manufacturing of industrial equipment and machinery, where strength and resilience are essential.
  • Platforms and Flooring: Applied in creating platforms, flooring, and other structural elements in industrial settings.

Renewable Energy

  • Wind Turbine Structures: S275JR Flat Bars are used in the construction of wind turbine towers and other renewable energy structures, where both strength and flexibility are required.

General Fabrication

  • Brackets and Supports: Commonly used to fabricate brackets, supports, and other general-purpose structural components.
  • Custom Fabrication: Ideal for custom fabrication projects that require specific dimensions and reliable material properties.
FAQs — S275JR Flat Bars

S275JR Flat Bars: Frequently Asked Questions

Straight answers on sizes, thickness, weight, grades, MTC, pricing and ordering — so your enquiry is specification-ready before you send it.

01
What is S275JR Flat Bars?
S275JR Flat Bars is a structural steel flat bar ordered to the S275JR grade designation. S275 identifies the strength class, while JR is an impact-quality designation under the applicable EN product standard. Buyers should state the intended application, width, thickness, length, quantity and governing specification so the requirement can be checked without assuming that every flat bar is interchangeable.
02
Which S275JR Flat Bars sizes are shown on the Ferrite page?
The live size chart lists 10 x 10, 12 x 12, 14 x 14, 16 x 16, 17 x 17, 20 x 20, 25 x 25, 32 x 32, 40 x 40, 42 x 42, 50 x 50, 53 x 53, 56 x 56 and 63 x 63 mm. Treat these as the published chart entries, not a guarantee of current stock. Confirm the required width, thickness, length, grade and tonnage at the enquiry stage, particularly where the drawing uses a size outside the chart.
03
How should width and thickness be written when buying S275JR Flat Bars?
Write the flat size as width x thickness in millimetres and add the required length. Avoid sending only one dimension or an ambiguous “size”. For a fast quotation, include S275JR Flat Bars, the full size, grade or standard, number of pieces, total tonnage, finish and delivery postcode.
04
What standard lengths are available for S275JR Flat Bars?
The reviewed page does not publish a fixed standard-length range. Availability should therefore be confirmed for the requested size, grade and quantity. State the exact bar length, permissible length tolerance, whether random lengths are acceptable, and whether cut lengths must follow an approved cutting list or fabrication drawing.
05
How is S275JR Flat Bars weight per metre calculated?
For a rectangular steel flat, theoretical weight in kg/m is approximately width (mm) x thickness (mm) x 0.00785. This uses a nominal steel density and nominal dimensions. Procurement weight should be checked against the applicable standard, permitted rolling tolerance, actual length and the supplier’s documented basis of invoicing.
06
Can I get a S275JR Flat Bars weight chart?
Yes, the product page provides average kg/m and kg/ft entries for its listed sizes. Use the chart for estimation and BOQ planning, then confirm the quotation basis. For an unlisted size, calculate theoretical mass from width and thickness and allow for the applicable dimensional and mass tolerances.
07
What is the S275JR Flat Bars price per kg?
The price per kg is quotation-based rather than a fixed web price. It can change with steel input cost, grade, section size, quantity, finish, testing, cutting, freight and taxes. Send the complete specification and delivery location to obtain a dated, comparable quotation.
08
How is the S275JR Flat Bars price per tonne determined?
Price per tonne depends on the applicable EN standard and the exact S275JR designation, size mix, total tonnage, length, finish, documentation, inspection and destination. Ask whether freight, packing, GST, cutting and inspection are included. A useful quotation should identify its validity period and the exact material specification offered.
09
What is the MOQ for S275JR Flat Bars?
The live page states a minimum order quantity of 1 tonne. Actual acceptance remains subject to the requested size, grade, finish and current availability. For mixed-size orders, provide the quantity of each line item so the supplier can review whether the total and individual quantities are workable.
10
Is S275JR Flat Bars available from stock?
Stock must be confirmed for the required size, grade, length, finish and quantity. A product listing or size chart does not prove immediate availability. Buyers should also state any mill or make preference, MTC requirement and required delivery date because these factors may affect sourcing and allocation.
11
Can an MTC be supplied with S275JR Flat Bars?
Request the mill test certificate at the enquiry stage and specify the required certificate type or project format. The document should correspond to the supplied material and state the applicable grade or standard, heat or batch identification and reported test results. Any third-party review must be agreed before order placement.
12
What inspection documents should be requested for S275JR Flat Bars?
The document package should match the contract and may include the MTC, commercial packing details, dimensional inspection records or other agreed certificates. Do not assume every document is standard. State the inspection agency, witness or hold points, acceptance criteria and document submission timing in the purchase enquiry.
13
Can S275JR Flat Bars be replaced with another grade?
Grade substitution should not be made from a web equivalence table alone. Compare the full governing standards, thickness-dependent yield and tensile requirements, chemistry, impact quality, weldability, delivery condition and certification. Any alternative must be approved in writing by the responsible engineer, end user or project authority before supply.
14
Can S275JR Flat Bars be cut, drilled or fabricated?
Cutting, drilling or other fabrication can be reviewed against the drawing and quantity, but capability should be confirmed before ordering. Provide a dimensioned drawing, hole sizes and locations, edge requirements, permissible tolerances, piece identification and whether fabrication must occur before coating. Final structural details require engineer approval.
15
Which industries use S275JR Flat Bars?
Common buyer applications include structural frames, walkways, brackets, supports, machinery components and general engineering. Suitability depends on the selected grade, dimensions, delivery condition, environment and design calculations. The product name alone should not be used as a structural load recommendation; final selection must follow the approved drawing, BOQ and responsible engineer’s approval.
16
Can I buy S275JR Flat Bars from a supplier in Mumbai or Navi Mumbai?
Ferrite Structural Steels Pvt Ltd lists its head office in Mumbai and a facility address at Kalamboli, Navi Mumbai. Buyers in Mumbai, Navi Mumbai and Maharashtra should provide the delivery postcode, unloading constraints, size-wise quantity and required date so logistics and availability can be reviewed accurately.
17
Can S275JR Flat Bars be supplied across India?
The website states nationwide supply. India-wide enquiries should include the destination postcode, consignee details, total tonnage, bar length, packing expectations and delivery schedule. Freight and transit planning can vary materially for long steel products, so compare quotations on the same delivered or ex-works basis.
18
Does Ferrite handle export enquiries for S275JR Flat Bars?
Export requirements can be reviewed against the requested specification and quantity. Provide the destination country and port, Incoterm, packing requirement, grade and standard, length, tonnage, inspection requirement and documentation list. Availability, export packing, shipping terms and delivery programme should be confirmed for the specific enquiry.
19
How should I compare quotations from S275JR Flat Bars suppliers?
Compare the exact grade and standard, dimensions, tolerance basis, length, quantity, finish, make or mill if specified, MTC, inspection, packing, freight, taxes, delivery basis and quotation validity. A lower rate is not comparable if the offered material, documents or logistics scope differs from the BOQ.
20
What information is needed for a fast S275JR Flat Bars quotation?
Send the product name, width x thickness, grade, standard, length, piece quantity and total tonnage. Add finish or coating, make preference, MTC and third-party inspection needs, cutting drawing, delivery postcode or destination port, Incoterm for export and required delivery date. Mention the BOQ item reference where applicable.

Why Choose Ferrite’s S275JR Flat Bar?

Choosing Ferrite’s S275JR Flat Bars means selecting a product known for its reliability, durability, and performance in challenging environments. At Ferrite Structural Steels Pvt Ltd, we specialize in producing high-quality S275JR Flat Bars using meticulous manufacturing processes that adhere to strict quality standards. Each bar undergoes rigorous testing to ensure it meets our high standards, guaranteeing that our customers receive only the best products.

We are committed to providing not only top-quality steel but also exceptional customer service. Our team is dedicated to assisting you in finding the perfect steel solutions for your projects, ensuring that all your specifications and requirements are met efficiently. Contact us today to discuss your needs and request a quote. We are here to support your projects with our reliable and high-performing products.

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