Q355 I-Beam

I-beam is manufactured from high-quality carbon steel or low-alloy structural steel containing iron, carbon, manganese, silicon, and trace alloying elements to provide excellent mechanical strength and toughness. The production process begins with heating steel billets to high temperatures, followed by hot rolling through specialized rolling mills to form the distinctive I-shaped cross section. After rolling, the beams are cooled under controlled conditions, straightened, cut to standard lengths, and thoroughly inspected for dimensional accuracy, surface quality, and mechanical performance before packaging and shipment.

Place of Origin	China
Grade	Q235B/SS400/Q355B/S235JR/S355JR
Standard	ASTM / AISI / JIS / EN / DIN
Size	Web Width:100-630mm
	Flange Width: 68-180mm
	Web Thickness: 4.5-17mm
Alloy Or Not	Non-Alloy
Technical	cold or hot rolled
Processing Service	Bending, Welding, Punching, Cutting
Delivery Time	31-45 days
Length	1-12m
Invoicing	by theoretical weight
Application	building structure and engineering structure
Payment	T/T; L/C

I-beams offer excellent strength, high load-bearing capacity, and good resistance to bending while maintaining a relatively low weight. They are easy to fabricate, weld, and install, making them suitable for various structural applications. I-beams are widely used in building construction, bridge engineering, industrial plants, machinery manufacturing, support structures, warehouses, and infrastructure projects. Their reliable performance, economical cost, and standardized specifications make them one of the most widely used structural steel sections in engineering and construction.

Our products are manufactured under strict quality control standards to ensure superior performance and consistent quality. Unlike poorly managed suppliers, our steel products are neatly stacked for safe storage and efficient transportation, reducing the risk of damage during handling. Every product is made from carefully selected high-quality raw materials, providing a smooth surface finish, stable mechanical properties, and reliable durability. In contrast, low-quality products often use inferior materials, resulting in surface defects, reduced strength, and a shorter service life. With excellent corrosion resistance, solid construction, and dependable performance, our steel products are designed to withstand demanding working environments and long-term use. Whether for construction, manufacturing, or industrial applications, choosing our products means choosing higher quality, greater reliability, and better value for your investment.

We always aim for product quality and customer interests, and continuously strive to enhance the performance of steel materials and customer service. To date, our products have been exported to countries such as Malaysia, Vietnam, Singapore, the United States, Greece, Russia, Mexico, Australia, Canada, Chile, Peru, Colombia, South Africa, Guyana, and other countries and regions. It is a well-known and internationally recognized brand. Our company has an international sales team, who not only have expertise in steel business, but are also familiar with export processes and related certification procedures. We have multiple warehouses and hold import and export licenses, providing professional trade services ranging from procurement, quality inspection, warehousing, container shipping (LCL) to export, specializing in branded steel products.

1.Delivery time:7-15 days after receipt of deposit  2.Packing：Standard bundle package beveled end  3.Delivery:Professional shipping forwarder,more fast delivery