Wholesale hot rolled steel flat bar with lowest price

Wholesale hot rolled steel flat bar with lowest price System 1

Wholesale hot rolled steel flat bar with lowest price

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 30 m.t.

Supply Capability:: 30000 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

Specifications

1passed the ISO9001:2000
2steel manufacturer,30 years experience
3near the seaport ,low cost
4good reputation and service

Carbon steelsdo rust easily, but they can be easily painted or primed. They are cheap so they are the normal choice for most

fabrications. Mild Steel can be easily cut or drilled to meet your requests.

Mild Steel Flat Bar is generally used for fabrication, frameworks and for structural items. Such as:

Plastic moulds, cold work die and mould base as well as constructional part .

Automobile manufacturing( Auto girders special steel

Shipping manufacture

Railway special pad

Mechanical steel

section size: axb=(650-580)x(6-50)

lenght : 6m/9m/12m or as required

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

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

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.

Wholesale hot rolled steel flat bar with lowest price

Q:Are steel flat bars available in different widths?: Yes, steel flat bars are available in different widths.

Q:What does QB stand for in Q235B flat steel? What's the difference between Q235B and Q235A?: There are also some subtle differences between Q235A and Q235B:1, chemical composition: Q235A:C:0.14~0.22:Mn:0.30~0.65; S:0.050;2, mechanical properties: tensile test without distinction, impact test A do not do, Q235B I-beam, Q235B angle steel, Q235B channel steel, Q235BH steel, Q235B flat steel B do 20 degree impact test, V type impact power (longitudinal) J no less than 27.

Q:What is the typical width-to-thickness ratio for steel flat bars?: The typical width-to-thickness ratio for steel flat bars can vary depending on the specific application and requirements. However, a commonly used ratio is around 12:1. This means that the width of the flat bar is approximately 12 times its thickness. This ratio provides a balance between structural stability and ease of fabrication, allowing the flat bar to withstand bending and twisting forces while still maintaining its shape and integrity. It is important to note that the actual ratio may differ based on the specific industry standards, engineering specifications, and intended use of the steel flat bar.

Q:Are steel flat bars suitable for making brackets or supports for HVAC systems?: Steel flat bars are a suitable choice for creating brackets or supports for HVAC systems. Due to its strength and durability, steel is capable of withstanding the weight and pressure exerted by HVAC units. The stability provided by flat bars allows for easy shaping and bending to meet the specific requirements of the brackets or supports. Moreover, steel exhibits exceptional resistance to corrosion, a crucial characteristic for HVAC systems that frequently encounter diverse environmental conditions. In summary, employing steel flat bars guarantees a dependable and enduring solution for HVAC installations.

Q:Can steel flat bars be used in the manufacturing of fencing or gates?: Absolutely, steel flat bars are ideal for incorporating into the production process of fencing or gates. Possessing remarkable strength and durability, steel flat bars emerge as an exceptional option for crafting robust fences and gates capable of enduring diverse weather conditions and ensuring security. By welding or bolting these bars together, a stable and enduring framework can be established, guaranteeing stability and durability. Moreover, steel flat bars can be effortlessly manipulated and tailored to meet precise design specifications, enabling the development of one-of-a-kind fences and gates that are visually appealing.

Q:How do I determine the strength of a steel flat bar?: To determine the strength of a steel flat bar, you need to consider its grade, which indicates the alloy composition and mechanical properties of the steel. The grade is usually marked on the bar or can be obtained from the manufacturer's specifications. Additionally, you can refer to industry standards or consult engineering handbooks that provide information on the strength and properties of various steel grades.

Q:What are the different bending techniques for steel flat bars?: There are several different bending techniques that can be used for steel flat bars, depending on the desired shape and the specific requirements of the project. Some of the most common bending techniques for steel flat bars include: 1. Cold Bending: This is the most common bending technique for steel flat bars. It involves applying pressure to the bar at room temperature to gradually bend it into the desired shape. Cold bending can be done manually using a bending machine or by using hydraulic or mechanical presses. 2. Hot Bending: Hot bending is another technique that can be used for bending steel flat bars. It involves heating the bar to a high temperature to make it more malleable and then bending it into the desired shape. Hot bending is typically done using a furnace or a torch to heat the bar. 3. Roll Bending: Roll bending is a technique that involves passing the steel flat bar through a series of rollers to gradually bend it into the desired shape. This technique is commonly used for large-scale bending projects and can be done manually or using specialized machinery. 4. Mandrel Bending: Mandrel bending is a technique that involves using a mandrel, which is a solid rod or tube, placed inside the steel flat bar to provide support and prevent deformation during the bending process. This technique is often used for bending steel flat bars with a small radius or complex shapes. 5. Press Brake Bending: Press brake bending is a technique that involves using a press brake machine to apply pressure to the steel flat bar and bend it into the desired shape. The press brake machine consists of a punch and a die, which are used to form the bend in the bar. It is important to note that the choice of bending technique will depend on factors such as the size and thickness of the steel flat bar, the desired bend radius, and the specific requirements of the project. It is always recommended to consult with a professional or a metal fabrication expert to determine the most suitable bending technique for a particular application.

Q:Can steel flat bars be used for staircases?: Certainly! Staircases can indeed utilize steel flat bars. These bars are frequently employed in construction for a multitude of purposes, such as staircases. Their robustness, endurance, and ability to bear substantial loads render them ideal for staircase construction. Steel flat bars can serve as stringers, the primary structural supports for stairs, or as treads and risers, the individual steps. By welding or bolting them together, a resilient and secure staircase can be created. Moreover, steel flat bars can be tailor-made and fabricated to meet specific design specifications and dimensions, making them an adaptable option for constructing staircases.

Q:Why is it better to use round steel than that of flat steel in lightning protection?: In the construction of lightning protection, both round bar and flat steel have different uses. Flat steel is generally suitable for horizontal connection between vertical grounding poles for lightning protection. Round steel is suitable for lightning protectionThe guiding line and connected with lightning. The roof, all of the junctions are connected by welding requirements do not exist, what striking issues... The technical norms of the state said so, does not have what good and bad problem

Q:Are steel flat bars suitable for electrical grounding?: Yes, steel flat bars are suitable for electrical grounding. Steel is a good conductor of electricity and flat bars provide a sturdy and effective grounding solution in electrical systems.

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