Q235, A36, SS400 Hot Rolled Steel Flats Bar

Q235, A36, SS400 Hot Rolled Steel Flats Bar System 1

Q235, A36, SS400 Hot Rolled Steel Flats Bar System 2

Q235, A36, SS400 Hot Rolled Steel Flats Bar System 3

Q235, A36, SS400 Hot Rolled Steel Flats Bar

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 200000 m.t./month

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Product Description:

Q235, A36, SS400 Hot Rolled Steel Flats Bar

Commodity: Mild Steel Flat Bar

Standard: GB;JIS

Material: Q195-235;SS400

Brand name: FLATSPACE

Origin place: China

Thickness: 3mm-30mm

Width:20mm-200mm

Length: Max 12m

Certification: SGS/BV

Chemical composition of Q235

Alloy No

Grade

Element(%)

Q235

0.12—0.20

0.3—0.7

≤0.045

≤0.3

Physical properties of Q235

Alloy No	Grade	Yielding strength point(Mpa)				Tensile strength (Mpa)	Elongation after fracture(%)
		Thickness (mm)					Thickness (mm)
		≤16	＞16--40	＞40--60	＞60--100		≤16	＞16--40	＞40--60	＞60--100
		≥					≥
Q235	B	235	225	215	205	375--500	26	25	24	23

Usage/Applications of Q235, A36, SS400 Hot Rolled Steel Flats Bar

Widely used for construction, Machinery manufacturing, Iron tower steel structure, Shipbuilding; Steel grating, Staircase, Bridge, Viaduct, Railway spare parts, Boilers making etc.

Packaging & Delivery of Q235, A36, SS400 Hot Rolled Steel Flats Bar

Packaging Details: The Mild Steel Flat Bars are packed in bundles and loaded in 20 feet/40 feet container, or shipped by bulk cargo ,also we can do as customer's requirements.

Delivery Details:30~45 days upon the receipt of buyer payment by T.T. or L/C.

Production Flow of Q235, A36, SS400 Hot Rolled Steel Flats Bar

The Mild steel flat bar is made through three processes:

1.Feeding the material: Feeding the row material (the steel plate) to Slitting Line.

2.Slitting:The steel plate would be slitted into expected width by lengthways cutter.

3. Leveled and cutting: The plat bar would be ground into level by the grinder and then cut into required length.

FAQ:

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A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Images:

Q235, A36, SS400 Hot Rolled Steel Flats Bar

Q: Are steel flat bars available in standard lengths or custom lengths?: Steel flat bars are available in both standard lengths and custom lengths.

Q: Can steel flat bars be used for manufacturing conveyor systems or belts?: Yes, steel flat bars can be used for manufacturing conveyor systems or belts. Steel flat bars are durable and have high tensile strength, making them suitable for heavy-duty applications in conveyor systems. The flat shape of steel bars allows for easy fabrication and attachment of various components required in conveyor systems, such as rollers, pulleys, and support frames. Additionally, steel flat bars can withstand high temperatures, abrasion, and heavy loads, making them a reliable choice for conveyor system manufacturing.

Q: What are the different testing methods used for quality control of steel flat bars?: Quality control of steel flat bars involves the use of various testing methods to ensure compliance with standards and specifications. These methods include: 1. Visual Inspection: The flat bars are visually examined for visible defects like cracks, surface imperfections, or unevenness. 2. Dimensional Inspection: Measurements of the steel flat bars' dimensions are taken using tools like calipers, micrometers, or laser measuring devices. These measurements are compared to specified tolerances to ensure adherence to standards. 3. Ultrasonic Testing: High-frequency sound waves are used to detect internal defects or discontinuities in the steel flat bars. Ultrasonic waves are passed through the bars, and the reflected waves are analyzed for flaws. 4. Magnetic Particle Inspection: This method identifies surface and near-surface defects in the steel flat bars. A magnetic field is applied, and magnetic particles are used to identify areas of magnetic leakage caused by defects. 5. Dye Penetrant Testing: This method detects surface defects and cracks in the steel flat bars. A liquid dye penetrant is applied, excess dye is removed, and a developer is used to make surface defects visible. 6. Tensile Testing: A sample of the steel flat bar is subjected to tension until it fractures. This test measures the maximum load the sample can bear and determines its tensile strength, yield strength, and elongation properties. 7. Hardness Testing: The hardness of the steel flat bars is measured using specialized tools like hardness testers or Rockwell hardness testers. The obtained hardness values help assess material strength and suitability for specific applications. 8. Chemical Analysis: The chemical composition of the steel flat bars is analyzed to ensure compliance with specifications. This involves determining the percentages of elements such as carbon, manganese, sulfur, phosphorus, and others. By employing these testing methods, manufacturers can guarantee that steel flat bars meet quality standards and are suitable for various applications across industries like construction and manufacturing.

Q: How do steel flat bars perform in terms of electrical conductivity?: The high electrical conductivity of steel flat bars is not commonly acknowledged due to its primary composition of iron, which is an inadequate conductor of electricity. When compared to metals like copper or aluminum, steel exhibits a lower electrical conductivity. Nonetheless, steel retains some ability to conduct electricity and its conductivity can be enhanced by incorporating specific alloying elements. For applications requiring high electrical conductivity, it is generally advisable to opt for metals explicitly engineered for this purpose, such as copper or aluminum.

Q: How do steel flat bars contribute to the overall efficiency of industrial structures?: Steel flat bars contribute to the overall efficiency of industrial structures by providing strength, stability, and versatility in construction. These bars are commonly used as structural components, such as beams, columns, and braces, due to their high tensile strength and ability to withstand heavy loads. Their flat shape allows for easy fabrication and welding, making them a cost-effective choice for constructing various industrial structures. Additionally, steel flat bars offer excellent durability, corrosion resistance, and long-term performance, ensuring the longevity and reliability of the overall structure.

Q: Can steel flat bars be used for making hinges or brackets?: Indeed, hinges or brackets can be crafted using steel flat bars. Steel possesses remarkable strength and durability, enabling it to bear substantial loads and offer stability. The flat structure of the bar facilitates effortless fabrication and enables it to be fashioned into desired shapes for hinges or brackets. Moreover, steel's adaptability permits various finishes, such as galvanized or powder-coated, which can augment its resistance to corrosion and enhance its aesthetic allure. It is crucial to contemplate the precise prerequisites and weight-bearing capacity indispensable for hinges or brackets, along with any requisite reinforcement or supplementary components required for specific applications.

Q: Does the cable trench need grounding?: According to the design requirements of excavation and masonry, the groove side wall welding force angle, steel frame and required to ground, covered with the cover of the underground channel, that is, cable ditch. Its purpose is to lay underground tunnels for cables.

Q: Can steel flat bars be used for making oil and gas industry equipment?: Yes, steel flat bars can be used for making oil and gas industry equipment. Steel is a common material choice in this industry due to its high strength, durability, and resistance to corrosion and extreme conditions. Flat bars can be easily fabricated and shaped into various components, such as supports, frames, and brackets, that are essential for oil and gas equipment.

Q: Are steel flat bars suitable for the construction of bridges or flyovers?: Yes, steel flat bars are suitable for the construction of bridges or flyovers. Steel is a versatile and durable material that offers high strength-to-weight ratio, making it ideal for structural applications such as bridges and flyovers. Steel flat bars provide stability and support for the bridge or flyover structure, and their flat surface allows for easy welding and connection to other components. Additionally, steel is resistant to corrosion, which is crucial for structures exposed to outdoor environments and varying weather conditions. Overall, steel flat bars are a reliable and commonly used material in the construction of bridges and flyovers due to their strength, durability, and ease of use.

Q: Can steel flat bars be used for fencing or railing?: Yes, steel flat bars can be used for fencing or railing. Steel flat bars are commonly used in construction applications due to their strength and durability. They are often used as pickets for fences or as balusters for railings. The flat shape of the bars allows for easy installation and creates a sleek and modern look. Additionally, steel flat bars can be easily customized to match the desired design and can be painted or coated to prevent rust and corrosion. Overall, steel flat bars are a suitable choice for fencing or railing projects due to their sturdiness and versatility.

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