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The SS 202 tubes are made from high-quality austenitic stainless steel (Grade 202), a specially developed alloy of chromium, nickel, and manganese, which is an economical choice for SS 304. With its high manganese and nitrogen content, SS 202 is extremely good for mechanical properties and corrosion resistance but is not as costly as other more common stainless steel grades and is superior in terms of formability and fabrication. They are used in a wide range of applications, including architrave, decorative, commercial, furniture, food service, and light industry applications with a moderate corrosion requirement and a high structural requirement. These dedicated sections allow processing lines to remain structurally intact in such physical loading environments as extreme ranges of loading that occur in Istanbul industrial areas and the neighboring {local_hubs} manufacturing areas.
Sidhgiri Overseas is one of the SS 202 Tube Suppliers in Istanbul and produces and supplies high-quality SS 202 tubes as per the international standards of quality. Adopted a new technology and quality control system to ensure that our stainless steel tubes are manufactured with high quality and performance, excellent dimensional accuracy, superior surface finish, high durability, and reliable performance. The SS 202 tubes are made in various round, square, rectangular, and custom shapes and are available in different finishes to meet the requirements of commercial, industrial, and architectural specifications.
The SS 202 tube has been engineered to be an ideal combination of economy, strength, appearance, and ease of fabrication. SS 202 is a chromium-nickel-manganese stainless steel grade that has higher strength than most of the regular stainless steels and is resistant to oxidation/atmospheric corrosion in controlled and interior environments. The properties have led SS 202 to be one of the most sought-after grades of stainless steel for decorative, structural, and commercial applications.
The SS 202 tubes are tubes formed of grade 202 austenitic stainless steel containing chromium, nickel, manganese, and nitrogen. These alloying elements contribute to the material's good corrosion resistance, good level of formability, good ductility, and high mechanical strength.
The anti-corrosion property, anti-oxidation property, and anti-staining property of SS 202 tubes are better than carbon steel tubes in a normal atmosphere. They are also known for their good polishing properties and smooth surface finish, which makes them ideal for decorative and architectural applications. We have been using stringent quality control processes to ensure that our Sidhgiri Overseas tubes possess uniform mechanical properties, excellent dimensional tolerances, and a long life.
There are several precision processes in the manufacturing process of a high-quality SS 202 tube, which make it structurally strong with an impressive surface quality.
Raw Material Selection: The raw material used in the production process is stainless steel coils/billets of grade 202, which have been checked for quality in compliance with international chemical composition standards.
Tube Formation: Seamless or welded tubular parts are an advanced processing of stainless steel materials into tubular parts through advanced rolling, forming, and welding technology. All of the parts have uniform wall thickness and excellent concentricity—Precision Forming.
Welding Process: For the welded tubes, it is high-frequency induction welding or TIG welding, giving high strength and durability to welded joints. Welds are carefully finished to give a smooth and attractive finish.
Cold Finishing: The cold drawing and sizing processes enhance the dimensional stability, wall thickness uniformity, mechanical properties, and surface quality, referred to as "cold finishing."
Surface Finishing: SS 202 tubes are finished to various attractive surface finishes according to the customer requirement, including satin finish, mirror polish, bright polish, brushed finish, matte finish, and mill finish.
Quality Inspection: Quality inspection is carried out for each SS 202 tube before it is delivered to the customer, which contains the following: chemical composition analysis, dimensional inspection, surface finish inspection, mechanical property testing, visual inspection, and weld quality inspection.
The balanced proportions of the chemical composition of SS 202 make it a very economical grade with a range of structural and ornamental uses.
Cost-Effective Stainless Steel Solution: The greatest benefit of SS 202 tubes is that they are cost-effective. The production of this material is highly economical, as the quantity of nickel in the material is very low, and still, the mechanical behavior of these materials is excellent.
Good Mechanical Strength: SS 202 has high tensile strength and structural stability and can be used to make load-bearing decorative and commercial structures.
Excellent Fabrication Properties: They can be easily cut, bent, welded, drilled, polished, and manufactured into a range of custom products by using normal fabrication equipment.
Good Corrosion Resistance: Not for use in marine environments with very corrosive conditions, SS 202 works very well in indoor, commercial, and moderate atmospheric environments.
Chromium (Cr): 17% to 19%. In medium corrosion conditions, it makes it resistant to oxidation and corrosion-proof.
Nickel (Ni): 4% to 6%. Provides toughness and ductility, at a lower cost than SS 304.
Manganese (Mn): 7.5% to 10%. Provides a substantial strength improvement and allows some of the nickel to be substituted.
Nitrogen (N): Up to 0.25%. Further enhances yield strength and overall mechanical properties.
Mechanical Strength Profiles: The typical tensile strength of the tubes is 515 MPa to 745 MPa, which means they can withstand high mechanical stress without damage. The yield strength is around 275 MPa for reliable structural rigidity, backed by an elongation value of almost 40% for excellent ductility.
Architectural & Structural Layouts: These are extensively adopted in architectural partitions, window frames, handrails, decorative structures, and staircase rails & railings.
Commercial & Residential Spaces: Modular furniture, wardrobes, curtain rods, dining tables, office furniture, hospital equipment, and educational/institutional structures.
Hygienic & Light Industrial Uses: Light engineering industries, food service set-ups, shopping malls, commercial facilities, and general fabrication workshops in which top-grade chemical corrosion resistance is not a critical necessity.
There are a lot of profiles, finishes, and types of manufacturing of SS 202 tubes available, which satisfy different industrial, commercial, and decorative requirements.
SS 202 Round Tubes: Most popular because of their strength, beauty, and use in displays, handrails, and furniture manufacturing.
SS 202 Square Tubes—Designed to be perfectly symmetrical, to provide good load distribution, and to be contemporary and geometric in design for use in architectural frames and partitions.
SS 202 Rectangular Tubes: Very stable and have a wide range of applications, often used in structural reinforcement, storage shelving, and for custom fabrication.
Seamless Tubes SS 202: No welded sections, offering superior pressure resistance, mechanical uniformity, and structural strength for certain engineering applications.
Welded Tubes: Welded tubes SS 202 are tubes that are formed by rolled and precision-welded material to achieve a low cost and high dimensional accuracy for building materials and ornamental uses.
Polished SS 202 Tubes: Bright, mirror-like surfaces or smooth satin/brushed, ideally suited for luxury interiors, infrastructure of the hospitality industry, and high-end residential projects.
Choosing the right SS 202 tube supplier can help ensure efficient structural budgets when it comes to balancing affordability, durability, good appearance, and reliable structural performance.
Strategic Cost Allocations: Tubing configurations are scaled to different commercial wholesale price bands (less than ₹200, between ₹201 and ₹250, between ₹251 and ₹400, and heavy industrial options above ₹401 per kg) according to structural configurations, surface treatment finishing, and wall thickness parameters.
Corporate Compliance Filters: Major state-run projects, heavy mechanical works, and commercial developments only allow elite entities with an annual turnover of ₹5 Cr+ and a continuous GST registration for 3+ years to ensure complete material traceability.
Localized Logistics Integration: Ordering from specialized supplier networks in Istanbul gives project managers the control of agile transport, and the transport lag to local building sites and surrounding {local_hubs} manufacturing facilities is significantly reduced.
SS 202's chemistry is built around a controlled chromium-nickel-manganese-nitrogen balance that trades some nickel for manganese and nitrogen without giving up the austenitic structure:
|
Chromium (Cr) |
17% – 19% |
|
Nickel (Ni) |
4% – 6% |
|
Manganese (Mn) |
7.5% – 10% |
|
Nitrogen (N) |
Up to 0.25% max |
Chromium in this range provides the oxidation and corrosion resistance common to stainless steels. The reduced nickel content is offset by manganese, which is the key cost-saving substitution in the grade, while nitrogen is added as a deliberate strengthening element that also improves resistance to surface denting and scratching.
Mechanical properties reflect this balance:
|
Tensile Strength |
515 – 745 MPa |
|
Yield Strength |
Approximately 275 MPa |
|
Elongation |
Approximately 40% |
|
Magnetic Behaviour |
Non-magnetic in annealed condition; may become slightly magnetic after extensive cold working |
The combination of high tensile strength and roughly 40% elongation gives SS 202 tube good ductility alongside real structural strength, which is why it bends, rolls, and forms into complex shapes without cracking while still holding up under mechanical load. SS 202 tube is manufactured to applicable ASTM, ASME, DIN, EN, and JIS specifications, with Mill Test Certificates available on request.
Siddhgiri Overseas produces SS 202 tube in both seamless and welded construction, in round, square, rectangular, and custom-shaped profiles, so the right type can be matched to the application:
Production begins with quality-checked grade 202 stainless steel coil or billet, which is formed into tubular sections through precision rolling and, for welded tube, joined and finished to a smooth weld line. Cold drawing and sizing follow to tighten dimensional tolerances, improve wall-thickness uniformity, and refine mechanical properties, after which the tube is finished to mirror, bright polish, satin, matte, brushed, or mill surface as required. Each tube is inspected for chemical composition, dimensions, surface finish, mechanical properties, and — for welded tube — weld quality before dispatch.
SS 202 tube is chosen where strength, cost-efficiency, and appearance all matter, and where indoor or moderate atmospheric exposure rather than aggressive corrosive or marine conditions is expected:
In these settings, SS 202 tube offers strength and a smooth, attractive finish at a lower material cost than more heavily nickel-alloyed grades. It is not intended for marine environments or aggressive chemical or high-temperature service — for outdoor, coastal, or process-corrosive applications, SS 304 or SS 316 tube is the appropriate choice. Within its intended indoor and moderately corrosive range, SS 202 tube remains one of the most versatile stainless steel products for structural and decorative fabrication.
Siddhgiri Overseas is ISO certified for quality, occupational health & safety and environment management, and holds the import and export certification required to supply stainless steel pipe and tube to customers worldwide. Certificate copies are available on request for buyers who need them for their own compliance records.
Manufactured with state-of-the-art stainless steel processing technology to meet international ASTM, ASME, DIN, EN, and JIS standards for high-quality SS 202 tubes.
Round, square, rectangular, seamless, and welded tube sizes (1/2" NB - 24" NB) with thickness ranging from 0.5 mm to 8 mm.
Very high dimensional precision, accurate concentricity, and high surface quality.
In-depth product testing and quality control prior to dispatch.
Available in custom sizes, finishes, and specifications for a project's requirements.
Competitive prices and fastest home and overseas delivery.
Highly qualified and competent technical experts who are able to give reliable product advice.
Sidhgiri Overseas is a reliable supplier of the finest quality SS 202 tubes, whether you are working in architecture, construction, furniture manufacturing, housing construction, hotel and hospitality, or even industrial manufacturing. Our stainless steel tubing products are produced using the latest manufacturing technology and quality assurance and, with years of experience, meet the highest international standards. Call Sidhgiri Overseas today to outline your project requirements and find out more about our premium SS 202 tube solutions.
Based on the provided guide to SS 202 stainless steel tubing, here are 6 frequently asked questions (FAQs) tailored for architectural designers, commercial fabricators, and sourcing managers:
SS 202 is an austenitic chromium-nickel-manganese stainless steel grade. It was specifically developed as a cost-effective alternative to Grade 304. By substituting a portion of the expensive nickel content with manganese (7.5% to 10%) and nitrogen (up to 0.25%), SS 202 achieves exceptional mechanical strength and yield properties at a significantly lower production cost.
No. While SS 202 provides good corrosion and oxidation resistance in normal atmospheric, indoor, residential, and moderate commercial environments, it is not recommended for marine environments or applications involving highly aggressive chemical exposure. For severe chemical or saltwater environments, higher-grade alloys like SS 316 are required.
SS 202 tubes are highly versatile and are manufactured in several structural cross-sections to fit diverse decorative and engineering needs:
Round Tubes: The most popular profile, widely utilized for handrails, display stands, and furniture.
Square Tubes: Symmetrical profiles designed for uniform load distribution, offering a contemporary, geometric appearance for architectural frames and partitions.
Rectangular Tubes: High-stability profiles ideal for structural reinforcement, storage shelving, and custom frames.
Thanks to the addition of nitrogen and manganese, SS 202 tubes exhibit high structural stability and tensile performance. They feature a typical Ultimate Tensile Strength of 515 MPa to 745 MPa, enabling them to handle high mechanical stresses. They also provide a reliable yield strength of around 275 MPa combined with an elongation value of roughly 40%, ensuring excellent ductility and formability during fabrication.
Grade 202 stainless steel is highly sought after for its excellent polishing characteristics. Depending on the aesthetic and functional demands of your project, tubes can be supplied in a wide array of premium finishes, including mirror polish, bright polish, satin finish, brushed finish, matte finish, or standard mill finish.
For large-scale state-run projects, commercial developments, or heavy mechanical works, procurement agents filter supplier networks using strict compliance parameters. Sourcing configurations require adherence to international standards (ASTM, ASME, DIN, EN, or JIS) and look for elite localized vendor networks that possess a verified annual turnover of ₹5 Cr+ and a continuous GST registration for 3+ years to guarantee full material pedigree and traceability.
SS 202 is an austenitic chromium-nickel-manganese stainless steel in which manganese and nitrogen replace part of the nickel used in SS 304. This lowers material cost while keeping tensile strength, formability, and general appearance close to SS 304, making SS 202 a cost-effective alternative wherever aggressive corrosion resistance is not the primary requirement.
No. SS 202 tube is designed for indoor and moderately corrosive atmospheric conditions such as architectural, furniture, and commercial fabrication work. It is not recommended for marine environments or aggressive corrosive and high-temperature service — SS 304 or SS 316 tube should be specified for those conditions instead.
SS 202 tube contains 17%–19% chromium, 4%–6% nickel, 7.5%–10% manganese, and up to 0.25% nitrogen. This chromium-nickel-manganese-nitrogen balance provides corrosion resistance, strength, and cost efficiency by reducing reliance on nickel.
Yes. Siddhgiri Overseas manufactures SS 202 tube in both seamless construction, which has no welded joint and offers consistent mechanical properties, and welded construction, produced by high-frequency induction or TIG welding of grade 202 strip, which offers a cost-efficient option with high dimensional accuracy.
SS 202 tube is supplied in round, square, and rectangular profiles, with outside diameters from ½" NB to 24" NB and wall thickness from 0.5mm to 8mm, in standard 6-metre lengths or custom sizing. Surface finishes include mill, matte, brushed, satin, bright polish, and mirror polish.
SS 202 is an austenitic stainless steel and is non-magnetic in its annealed condition. Extensive cold working or forming can introduce a slight degree of magnetism, which is typical behaviour for austenitic grades generally.
SS 202 tube typically has a tensile strength of 515–745 MPa, a yield strength of approximately 275 MPa, and elongation of around 40%, giving it a combination of structural strength and good ductility for bending, rolling, and forming.
Every batch is checked through chemical composition analysis, dimensional inspection, surface finish inspection, mechanical property testing, visual inspection, and — for welded tube — weld quality inspection, confirming each tube meets the applicable standard before it leaves our Mumbai facility.
