S235JR round steel: the first choice of cost-effective structural steel | Tianjin TISCO Tianguan Metal
Time : 2025-07-03
S235JR round steel: the first choice of cost-effective structural steel | Tianjin TISCO Tianguan Metal

Why do engineers around the world trust S235JR round steel?

In the fields of construction, bridges and machinery manufacturing, S235JR round steel has become one of the most popular structural steels in the European standard (EN 10025-2) with its excellent weldability, high toughness and economy. As one of the core products of Tianjin Tisco Tianguan Metal Products Co., Ltd, our S235JR round steel strictly complies with international standards, ensuring high strength and stable performance, suitable for all kinds of load-bearing structures and engineering applications.


✅ Core advantages:


✔ High cost performance: more economical than high-strength alloy steel, suitable for budget-sensitive projects

✔ Excellent welding performance: low carbon content (C≤0.17%), reducing the risk of welding cracks

✔ Widely certified: meets EN 10025-2 standard, supports CE, ISO 9001 certification

Five application scenarios of S235JR round steel

IndustryTypical UsesComparison of Alternative Materials
Construction EngineeringSteel Structure Frame, Bolted ConnectorsMore in line with European Standards than Q235B
Bridge EngineeringSupporting Components, Temporary StructuresHigh Toughness, Resistant to Low-Temperature Impact
Machinery ManufacturingShafts, Gears, FramesEasy to Process, Cost Lower than S355JR
Agricultural EquipmentTractor Parts, Storage StructuresBetter Corrosion Resistance than Ordinary Carbon Steel
General HardwareFlanges, Fasteners, BracketsSufficient Stock, Custom Cutting Supported

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Why choose S235JR round steel from Tianjin TISCO?

1. Strict quality control

Use continuous casting and rolling process to ensure uniform chemical composition and stable mechanical properties (yield strength ≥ 235MPa).


100% ultrasonic flaw detection to eliminate internal defects.


2. Flexible supply service

Complete specifications: Φ10mm-Φ300mm, support fixed length cutting.


Fast delivery: reserve in bonded warehouse of Tianjin Port, shorten delivery cycle.


3. Global market recognition

Exported to the EU, Middle East, Southeast Asia, and successfully used in many international infrastructure projects.

Customer FAQ

Q: What is the difference between S235JR and Q235B?

A: S235JR complies with European standards (EN 10025-2) and has better low-temperature impact performance; Q235B is a national standard with slightly different ingredients.


Q: Do you provide surface treatment (such as galvanizing)?

A: We can provide customized services such as hot-dip galvanizing and painting to meet anti-corrosion needs.


Q: What is the minimum order quantity (MOQ)?

A: We support small batch trial orders, with a minimum order of 1 ton for conventional specifications.

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