Q275 SS490 H Beam Steel

Q275, is a kind of carbon structural steel, with high strength, good plasticity and cutting performance, certain welding performance, small parts can be quenched and strengthened, mostly used in the manufacture of parts requiring high strength, such as gears, shafts, sprockets, keys, bolts, nuts, agricultural machinery steel, conveyor chains and chain joints. SS490 is a carbon structural steel, equivalent to the national standard Q275.

Products Description

Q275 Steel Chemical Composition

		Chemical Composition %
Steel Grade	Quality Grade	C (≤)	Si (≤)	Mn (≤)	P (≤)	S (≤)	Deoxidation
Q275	Q275A	0.24	0.35	1.50	0.045	0.050	Rimmed / killed
	Q275B	0.21	0.35	1.50	0.045	0.045	Killed
	Q275C	0.22	0.35	1.50	0.040	0.040	Killed
	Q275D	0.20	0.35	1.50	0.035	0.035	Exceptionally Killed

The SS490 material, defined in the JIS G 3101 standard, is a structural hot rolled steel known for its reliability in tensile strength and its broad range of applications in various industries. In comparison with other structural steels, SS490 emerges superior due to its impressive tensile strength and durability. This steel offers significant advantages over traditional construction materials such as concrete and wood, boasting superior strength, flexibility, and longevity.

The adoption of SS490 steel has had a profound impact on the manufacturing industry, given its versatility and suitability for a multitude of applications. From a sustainability perspective, SS490 steel is commendable for its recyclability and energy-efficient production process. It contributes significantly towards the manufacturing sector's drive towards environmentally-friendly practices.

Future developments and innovations in SS490 steel production are expected to further enhance its properties and expand its applications. Research is ongoing to improve its resistance to corrosion and increase its yield strength without compromising its ductility. These improvements could open up new possibilities for the use of SS490 steel in high-stress and corrosive environments.

I-Beams	H-Beams
I-Beams are steel beams fabricated by milling or rolling steel in an I-shape. It is made of a single piece of metal or aluminum throughout the unit.	H-Beams are steel beams made of rolled steel in the shape of the alphabet "H." They are fabricated as built-up units. The flanges are welded to the web to form the H-section. H-beams are also called wide flange beams.
The web of I-beams is thinner than H-beams.	H-beams have greater web thickness compared to I-beams. This increased thickness gives strength to H-beams.
The flanges of I-beams are tapered with an inclination of 1:10 for better load-bearing capacity. Their thickness is less than that of H-beam flanges.	The flanges of H-beams have equal thickness and are parallel to each other. They are longer, wider, and heavier than I-beams.
The cross-section of I-beams is typically deeper in height than its width, which gives them resistance against local buckling.	The cross-section of H-beams is more optimized than I-beams, giving it a reasonable strength-to-weight ratio, i.e., more strength per unit area. They possess a greater surface area on the cross-section, hence high strength.
The moment of inertia of I-beams is less than H-beams, making them less efficient in resisting bending.	The wider flanges of H-beams gain a greater moment of inertia and high lateral stiffness. Hence, they have better bending resistance than I-beams.

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Product Details

Product Name	Q275 SS490 h beam steel
Length	As your required
Standard	ASTM/ GB/ JIS/ EN ect.
Delivery Time	According to your quantity
Payment Terms	FOB/ CIF/ EXW/ DDP
Origin	China
Sample	Yes
Tolerance	±0.3
Packing	Packed with steel belts tightly, in bundle

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