Pravin Steel

304 pipe erw all size      Stainless Steel ERW (Electric Resistance Welded) pipe is a type of pipe made from stainless steel sheets or coils, joined by welding the edges together using an electric resistance welding process, resulting in a strong and durable pipe suitable for various applications

Additional Information:

• Delivery Time: RECEIVE PO SAME DAY

Stainless steel square tubing is a versatile, hollow structural section (HSS) known for its excellent corrosion resistance, high strength-to-weight ratio, durability, and modern aesthetic appeal. It is available in various grades and finishes to suit a wide range of structural and decorative applications across numerous industries. Key Product Features

• Material Composition: Primarily an alloy of iron, chromium, and nickel. The chromium content provides a passive oxide layer that resists rust and corrosion, even in harsh environments.
• Grades: The most common grades are 304 (suitable for most general-purpose indoor and mild outdoor applications) and 316 (contains molybdenum for superior resistance to chlorides and harsh chemicals, ideal for marine environments).
• Shape and Structure: The square cross-section offers high structural stability, rigidity, and strength, making it more resistant to bending and twisting than round pipes in certain applications.
• Manufacturing: Available in both welded (formed from strip steel and welded along a seam) and seamless (integrally molded without a seam) forms, depending on the required pressure and application.
• Finishes: A variety of surface finishes are available, including mill finish (dull grey), brushed/satin, and high-shine mirror polish, to meet specific aesthetic or sanitary requirements.
• Standards: Manufactured to meet stringent industry specifications, such as ASTM A554, ASTM A312, and ASTM A269, ensuring consistent quality and reliability. 

Service OfferingsSuppliers of stainless steel square tubing typically offer a comprehensive suite of services to meet specific project needs: 

• Custom Sizing: Tubes can be ordered in specific lengths, wall thicknesses, and outside dimensions, often with custom cut-to-size services available to minimize waste.
• Fabrication: Value-added services include precision cutting (laser or saw), bending, forming, welding, and machining (e.g., threading, drilling holes).
• Finishing: Options for specialized surface treatments such as powder coating, electropolishing, or anodizing can be provided to enhance appearance or performance.
• Certification: Products often come with mill test certifications (MTC) as per standards like EN 10204 3.1, verifying material quality and compliance.
• Logistics: Suppliers offer reliable delivery options, export packaging, and third-party inspection services to ensure a smooth procurement process. 

Common ApplicationsThe combination of strength, durability, and aesthetics makes stainless steel square tubing suitable for diverse applications: 

• Construction & Architecture: Structural supports, handrails, balustrades, and decorative facades.
• Furniture & Interior Design: Frames for modern furniture, display racks, and shelving units.
• Industrial & Mechanical: Frames for machinery and equipment, chemical processing equipment, and pipelines.
• Food & Beverage/Medical: Sanitary tubing and equipment due to the material's hygienic properties and ease of cleaning.
• Automotive & Marine: Exhaust systems, frames for vehicles/trailers, and boat railings, benefiting from corrosion resistance in outdoor and harsh environments. 

Additional Information:

• Delivery Time: 1-3 Day Time

The Stainless Steel 304 Square Pipe is a versatile and widely used austenitic stainless steel product known for its excellent corrosion resistance, high strength, and formability. It is the most common grade of stainless steel globally, frequently used in structural, architectural, and industrial applications. Key Features and Properties

• Material Composition: It is primarily composed of iron, with a minimum of 18% chromium and 8% nickel, which provides its key properties, along with a maximum of 0.08% carbon.
• Corrosion Resistance: The high chromium content forms a passive oxide layer that protects the steel from rust and corrosion in normal atmospheric conditions, freshwater, and mildly corrosive chemical environments.
• Strength and Durability: The square shape offers enhanced structural integrity and load-bearing capacity compared to round pipes in certain applications, making it ideal for frameworks and supports. It has a minimum tensile strength of 515 MPa and a minimum yield strength of 205 MPa.
• Heat Resistance: It offers good resistance to oxidation in continuous service up to 925°C (1697°F).
• Fabrication: It has excellent weldability (often using 308 filler material) and formability, and can be easily cut, machined, and polished.
• Surface Finish: Available in various finishes, including mill finish, polished (e.g., No. 4, mirror finish), bright annealed, and pickled finish, to suit different aesthetic and functional requirements. 

Common ApplicationsDue to its balance of properties, the 304 stainless steel square pipe is used across many industries: 

• Construction and Architecture: Used for structural components, railings, balustrades, door frames, and architectural trim.
• Industrial: Employed in pipelines for processing liquids and gases, heat exchangers, mechanical instrumentation, and heavy engineering.
• Food & Beverage/Hygiene: Its non-reactive nature makes it suitable for kitchen equipment, food processing, and pharmaceutical applications.
• Automotive & Aerospace: Used for certain parts that require high strength and durability, such as exhaust systems and structural components.
• General Fabrication: Ideal for use in furniture, gardening products, DIY projects, and general fabrication due to ease of welding and cutting. 

Product Specifications

• Material Grade: AISI 304 (UNS S30400, EN 1.4301).
• Shape: Square hollow section (SHS).
• Manufacturing Type: Available as seamless, welded (ERW - Electric Resistance Welded), or cold-drawn products.
• Standard: Manufactured to international standards such as ASTM A554 (ornamental) or ASTM A312 (seamless/welded for high-temp/general corrosive service).
• Dimensions: Available in a range of sizes and wall thicknesses (e.g., 10x10mm to 250x250mm; 0.5mm to 6mm thickness), and typical lengths of 6 meters (20 feet). 

Additional Information:

• Production Capacity: 50,000 Ton
• Delivery Time: 1-3 Day For Time

Stainless Steel 316 square pipe is a premium, "marine grade" structural product known for its exceptional corrosion resistance and strength, particularly in harsh, chloride-rich environments. Its square profile offers excellent geometric and structural support for a wide range of demanding applications. Key Features and Properties

• Corrosion Resistance: The key differentiator of the 316 grade is the addition of molybdenum, which provides superior resistance to pitting and crevice corrosion caused by chlorides, acids, and saline conditions. This makes it ideal for marine and coastal use, where standard 304 stainless steel would be susceptible to rust.
• Durability & Strength: It offers high strength and toughness, including at cryogenic and elevated temperatures (up to 925°C intermittently).
• Form and Finish: The square shape provides good structural integrity and makes it easier for fabrication, installation, and integration into various designs. It is available in various surface finishes, including mill finished, brushed, and highly polished (mirror) options, offering both functional and aesthetic appeal.
• Weldability: Grade 316 has excellent fusion welding characteristics, often with or without filler materials.
• Standards: Production adheres to international standards such as ASTM A554, ASTM A312, and EN 10204 3.1 certification. 

Common ApplicationsDue to its robust properties, 316 stainless steel square pipe is a versatile solution for numerous industries: 

• Marine & Coastal: Boat fittings, railings, and architectural paneling in coastal environments.
• Chemical Processing: Equipment and containers for harsh chemicals, including those in paper and textile industries.
• Construction & Architecture: Structural support, frameworks for buildings, and modern architectural designs.
• Food & Pharmaceutical: Benches, sinks, and processing equipment where hygiene and corrosion resistance are critical.
• Medical: Certain grades (like 316L) are used in surgical implants and medical equipment. 

Available SpecificationsStainless steel 316 square pipes are manufactured in various dimensions and types to meet specific project needs: 

• Types: Available as seamless, welded (ERW), or fabricated pipes.
• Size Range: Common dimensions range from 8mm x 8mm up to 600mm x 600mm (or 1/2 inch to 24 inches NB).
• Thickness: Wall thicknesses vary widely, from 0.3mm to 50mm, with various schedules (SCH 10, SCH 40, SCH 80, etc.).
• Length: Typically supplied in standard 6-meter (approx. 20 ft) lengths, with custom lengths available. 

Additional Information:

• Production Capacity: 100 Ton
• Delivery Time: 1-3 Day Time