News
Weight tables, standards, practical advice on choosing materials, and news from Tan Quoc Steel.
How to store steel at coastal job sites: raise it off the ground, cover it with ventilation, separate stainless from carbon steel, prevent white rust on galvanized steel, rinse off salt and inspect regularly.
A guide to reading CO and CQ (mill test certificates) on delivery: how they differ, EN 10204 certificate types, and checking heat number, grade, standard, mechanical properties and chemistry.
Comparing plasma, oxy-fuel and fibre laser cutting for steel plate: thickness range, edge quality, heat-affected zone and how to choose for each part.
What Larsen U-type sheet piles are used for, how to choose a profile, and key notes on driving, extraction and reuse on site.
Formulas for the weight of steel plate, round and square bar, box sections and pipe using a nominal density of 7.85 g/cm³, with worked examples and why scale weight differs.
What to prepare when ordering steel fabrication from drawings: DWG or DXF files, grade, thickness, quantities, tolerances, surface finish and CO/CQ requirements.
How stainless grades 201, 304 and 316 differ in chromium, nickel and molybdenum, and which one suits coastal and marine environments.
How hot-dip galvanizing and electro-galvanizing differ in coating thickness, durability, appearance and typical uses for steel.
What composite floor decking is, its advantages over conventional formwork, and key notes on installation and concrete pouring.
How hot-rolled and cold-rolled coil differ in production, thickness range, surface, tolerances and applications.
Comparing galvanized and black steel box sections: corrosion protection, welding, painting and which suits indoor, outdoor and coastal use.
Comparing S45C (C45), 40Cr and SCM440 for shafts, gears and bolts: chemistry, hardenability, properties after quenching and tempering, and how to choose by section size and load.
What checkered anti-slip plate is, the difference between lentil, bean and 5-bar patterns, and how to choose base thickness, pattern direction and finish.
Comparing galvanized, aluminium-zinc and pre-painted roofing sheet for factory roofs: Z and AZ coatings, PE or PVDF paint, thickness, profile and coastal notes.
How C and Z purlins differ, when lapped Z purlins make sense, what purlin spacing depends on, and black or galvanized finish for factory roofs.
A walk through the Tấn Quốc plant in Hòa Khánh Industrial Park: the hot-rolled coil store, the decoiling and slitting lines, the CNC laser cutters, the 6,200mm hydraulic press brake, and the exact-weight check before every delivery.
Cold-formed sections press-braked from plate compared with hot-rolled sections: when to choose which, the range of sizes we can form, the tolerances involved, and what to specify when ordering.
Tấn Quốc is both a multi-product steel distributor and a fabrication shop working to drawing. This article reviews the range held in stock and the groups of fabrication services offered at the Hòa Khánh Industrial Park plant.
Comparing H-beams and I-beams per JIS G3192: parallel flanges vs tapered flanges, flange-to-web ratio tables, moments of inertia Ix – Iy, section moduli Zx, and guidance on choosing the right profile for columns or beams.
Quick-reference unit weight tables (kg/m) for common U, I, H and V steel sections per JIS, helping engineers perform accurate material take-offs and cost estimates.
In July 2026, the staff of Tan Quoc Steel and their families travelled from Da Nang to Can Tho and Ca Mau, reaching the Ca Mau Cape – the southernmost point of Vietnam.
Explaining the most common steel plate grades in Vietnam – SS400, Q235B, Q345B, A36 and S355 – covering strength, standards and applications so you choose the right material for your project.
On 13 June 2026 in Da Nang, Tan Quoc Company Limited signed a cooperation agreement with HKCONS, a consulting and construction company, during the DSEZA event series “Investment Connection & Accompanying Businesses 2026”.
A look at the steel processing workflow in the Hoa Khanh Industrial Park plant: decoiling into plate, straightening structural sections, cutting plate to drawing, and quality control before delivery.
The Da Nang Young Entrepreneurs Investment & Startup Club visited Tan Quoc Steel to exchange hands-on business experience.
How steel plate is used in construction, mechanical fabrication and daily life, and the advantages that make it the most widely used material.
High-quality U, I, H, V structural steel at competitive prices in Da Nang. Tan Quoc Steel has been supplying steel since 2002 with large stock, fast delivery and no short-weighing.
Rail steel in Da Nang with a full range of sizes from P9 to P60, available in large quantities at competitive prices. Tan Quoc Steel guarantees reliability, affordability and quality.
Tan Quoc Steel has received a large shipment of steel plate into its warehouse, serving construction and mechanical engineering demand across central Vietnam and the Central Highlands.
Tan Quoc Company Limited reached out to flood-stricken households in central Vietnam, sharing the hardship after days of torrential rain and flooding.
Tan Quoc Steel has completed large-volume steel imports from China and other international markets, replenishing inventory for customers in central Vietnam.
A charity programme by Tan Quoc Steel dedicated to elderly citizens and those living alone in the local community in Da Nang.
During the COVID-19 pandemic, Tan Quoc Steel launched a support programme for affected residents in Da Nang and central Vietnam.
Tan Quoc Steel contributes to and partners with the local Education Encouragement Fund, helping disadvantaged children pursue their schooling.
Tan Quoc Steel launched a programme supporting students from disadvantaged backgrounds in the local community, helping them continue their education.
Facing heavy flood damage in 2025, Tan Quoc Steel launched an emergency relief programme to share the burden with flood-stricken communities in central Vietnam.
Senior executives and the CEO of POSCO Group visited and worked with Tan Quoc Company Limited in Da Nang.
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