BRISK STEEL FOCUS ON PRODUCE AND SUPPLY HOLLOW SECTION AND STEEL PIPE
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About UsBrisk Steel Group is a leading manufacturer and distributor of steel structures, steel tubes and pipes in diverse fields such as infrastructure and construction industry, machinery industry, new energy projects ect.
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ProductsIt is a large steel structural company from design, manufacturing to erection with the certificate of First Grade Qualification of Professional Contracting of Steel Structure.we are dedicated to manufacturing square, rectangular, circular hollow sections,weld steel pipe,GI pipe and LSAW Pipe for bridge and steel structural products like warehouse, automated parking system, electricity tower and ect. to satisfy customers' needs for different products.
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BLOGCustomers choose and trust us not only because of our stable quality but also pre-sales service and post-sales service along with the products. Each of our employee dealing with clients is a product expert, who will answer clients' questions professionally with great patience and provide clients with excellent customized solutions based on each client's requirement.
Add：Daqiuzhuang Industrial Area,Jinghai County,Tianjin,China
Tel：08618322290777
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STKR 400 Carbon Steel Tube
- Commodity name： STKR 400 Carbon Steel Tube
Details
- 产品描述
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Product Specifications
Product Introduction
Type
Specification
Standard
JIS G 3466 (Japanese Industrial Standard for general structure) Grade STKR 400 (Structural Tube Key, Low Carbon Steel) Shape Square (SHS) / Rectangular (RHS) Process ERW (Electric Resistance Welded) / SMLS / Cold-formed Outer Diameter (OD)
20x20mm ~ 1200x1200mm (SHS)
20x30mm ~ 1200x1500mm (RHS)
Wall Thickness (WT)
1.3mm ~ 50mm
Length
5.8m, 6m, 12m, or custom cut lengths (max length up to 18m)
Chemical Composition
Chemical composition %
Symbol of grade C Si Mn P S STKR400 0.25 max. 一 一 0.040 max. 0.040 max. Mechanical Properties
Mechanical Properties
Symbol of grade Tensile
strength
N/mm²Yield point
or proof stress
N/mm²Elongation
%Tensile test piece Test direction Test piece No.5 Tube axis direction STKR400 400 min. 245 min. 23 min.
Core Advantages
- Excellent Weldability & Formability: Low carbon content ensures easy welding, cutting, and bending.
- High Structural Strength: Reliable rigidity for medium-load bearing applications.
- Cost-Effective: Balances performance and economy for general structural use.
- Versatile Sizes: Full range of square/rectangular profiles in stock.
Main Applications
- Building & Construction: Steel structures, columns, beams, scaffolding, fencing
- Machinery & Equipment: Frames, supports, brackets, chassis
- Automotive: Vehicle frames, structural components
- Warehouses: Storage racks, shelving systems
PACKING
Brisk Steel Factory
Core Advantage
Brisk Steel Group is rooted in a culture of "technology as the backbone, quality as the soul, and customers as the heart." Through relentless innovation, global expansion, and a commitment to responsibility, we strive to become a trusted global partner and a technological benchmark in the steel manufacturing industry.
Craftsmanship with Precision
We adhere to a rigorous quality control system that spans the entire production process—from raw material procurement and manufacturing to product delivery—ensuring the highest standards of excellence.
Innovation-Driven Technological Leadership
We prioritize R&D and technological advancement, integrating cutting-edge production lines (e.g., JCOE large-diameter LSAW pipe production) and expert teams from countries like Germany and the Netherlands to maintain our position at the forefront of the industry.
Globalization and Open Collaboration
Actively engaging in the global supply chain, we have obtained international certifications such as CE marking, enabling our products and services to reach worldwide markets.
Professional Team and Talent Empowerment
We value the recruitment and development of technical talent, building an international and professional team that drives continuous growth.
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