high quality flat bar hot rolled GB Q235 3-30MM

high quality flat bar hot rolled GB Q235 3-30MM System 1

high quality flat bar hot rolled GB Q235 3-30MM

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 60000 m.t./month

Inquire Now

Chat Online

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

lat bar Details:

Minimum Order Quantity:		Unit:	m.t.	Loading Port:
Supply Ability:	10000	Payment Terms:		Package:	Steel Packing

Product Description:

Specification of Mild Steel Flat 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 Mild Steel Flat 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 Mild Steel Flat 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 Mild Steel Flat 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

Q:What are the different types of surface defects that can be found in steel flat bars?: Some common types of surface defects found in steel flat bars are scratches, pits, scale, cracks, and rust.

Q:Can steel flat bars be used for making mining industry equipment?: Yes, steel flat bars can be used for making mining industry equipment. Steel is a durable and strong material that is commonly used in the mining industry due to its high tensile strength and resistance to wear and tear. Steel flat bars can be fabricated and used for various applications in the mining industry, such as manufacturing conveyor systems, structural supports, and equipment frames.

Q:What are the benefits of using steel flat bars in architectural projects?: There are several benefits of using steel flat bars in architectural projects. Firstly, steel flat bars offer high tensile strength and exceptional durability, making them suitable for supporting heavy loads and withstanding harsh weather conditions. Secondly, their versatility allows for various applications such as framing, support structures, and decorative elements. Additionally, steel flat bars are malleable, making it easier to shape and customize according to specific project requirements. Moreover, steel's corrosion resistance minimizes the need for regular maintenance and ensures long-term performance. Lastly, steel is a sustainable and environmentally friendly material, as it can be recycled indefinitely without losing its properties, reducing the overall environmental impact of architectural projects.

Q:What is flat steel, please?: Flat, refers to the width 12-300mm, thickness 4-60mm, cross section is rectangular in shape and with a blunt edge of steel. Flat steel can be finished steel, or can be used as the blank of welded pipe and thin slab for laminated sheet rolling. Main application: flat steel is used as a material, used for making iron, tools and machinery parts, and used as frame structures and escalators for buildings.

Q:Can steel flat bars be galvanized?: Yes, steel flat bars can be galvanized. Galvanizing is a process that involves coating steel with a protective layer of zinc to prevent corrosion, and it can be applied to various steel products, including flat bars.

Q:What are the weight and strength properties of steel flat bars?: Steel flat bars are known for their high strength and durability. The weight of steel flat bars can vary depending on their dimensions, but they are generally heavier than other materials used for similar purposes. The strength properties of steel flat bars make them suitable for applications requiring load-bearing capacity and resistance to bending or deformation.

Q:Are steel flat bars suitable for making machine frames or structures?: Yes, steel flat bars are suitable for making machine frames or structures. Steel flat bars are known for their high strength and durability, making them an ideal material for constructing machine frames that require stability and support. The flat shape of the bar allows for easy and secure connections, ensuring a strong and stable structure. Additionally, steel flat bars can easily be welded or bolted together, making them a versatile choice for various types of machine frames or structures. The inherent properties of steel, such as its resistance to corrosion and ability to withstand heavy loads, further make it a reliable material for such applications. Overall, steel flat bars are a popular choice in the construction of machine frames and structures due to their strength, durability, and versatility.

Q:Are steel flat bars used in the manufacturing of automotive components?: Indeed, steel flat bars find widespread usage in the production of automotive components. These components necessitate exceptional strength and endurance, properties that steel inherently possesses. Frequently employed in the creation of diverse automotive parts like brackets, frames, hinges, and supports, steel flat bars offer stability and structural integrity to these elements, consequently guaranteeing their dependable performance across various operating conditions. Furthermore, steel flat bars prove highly convenient for the intricate designs and customization prerequisites of automotive manufacturing, as they can be effortlessly machined and welded.

Q:How do you prevent scaling or oxidation on steel flat bars during heat treatment?: To prevent scaling or oxidation on steel flat bars during heat treatment, a common approach is to use a protective atmosphere or medium such as nitrogen or controlled atmosphere furnaces. Additionally, applying a coating or using stainless steel or heat-resistant alloys can help prevent scaling or oxidation. Employing proper handling techniques, such as avoiding exposure to moisture or corrosive substances, can also contribute to minimizing scaling or oxidation during heat treatment.

Q:Are steel flat bars resistant to corrosion?: Generally, steel flat bars exhibit resistance to corrosion. They are typically crafted from either carbon steel or stainless steel, both of which possess inherent properties that resist corrosion. Carbon steel flat bars are frequently coated with a protective layer, such as zinc or paint, to enhance their resistance against corrosion. Conversely, stainless steel flat bars contain a higher concentration of chromium and other alloying elements, which create a passive layer on the surface, effectively shielding against corrosion. Nevertheless, it is crucial to acknowledge that the level of corrosion resistance can vary based on the specific grade and quality of the steel utilized, as well as the environmental conditions to which the flat bars are exposed. By implementing regular maintenance and employing appropriate surface treatments, the lifespan and corrosion resistance of steel flat bars can be further extended.

1. Manufacturer Overview
Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range