Hot Rolled Square Steel Bars Q235 System 1

Hot Rolled Square Steel Bars Q235

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: 200000 m.t./month

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Hot Rolled Square Bar Details:

Minimum Order Quantity:	50Tons	Unit:	m.t.	Loading Port:	Tianjin Port
Supply Ability:	500 tons per month	Payment Terms:	TT or LC

Product Description:

Specifications of Hot Rolled Square Bar Q235:

-Standard: GB,

-Grade: Q235 or equivalent.

Chemical Composition:

Standard	Grade	Element (%)
GB	Q235B	C	Mn	S	P	Si
GB	Q235B	0.12~0.20	0.30~0.70	≤0.045	≤0.045	≤0.30

Measures of Hot Rolled Square Bar:

(Section of HR Square Bar)

-Length of a side and Theoretical weight of Square Bar.

Length of a side(mm)	Theoretical weight(kg/m)	Length of a side(mm)	Theoretical weight(kg/m)
6	0.283	32	8.04
7	0.385	＊33	8.55
8	0.502	34	9.07
9	0.636	＊35	9.62
10	0.785	36	10.17
11	0.950	38	11.24
12	1.13	40	12.56
13	1.33	42	13.85
14	1.54	45	15.90
15	1.77	48	18.09
16	2.01	50	19.63
17	2.27	53	22.05
18	2.54	＊55	23.6
19	2.82	56	24.61
20	3.14	＊58	26.4
21	3.46	60	28.26
22	3.80	63	31.16
＊23	4.15	＊65	33.17
24	4.52	＊68	36.3
25	4.91	79	38.49
26	5.30	75	44.16
＊27	5.72	80	50.24
28	6.15	85	56.72
＊29	6.60	90	63.59
30	7.06	95	70.85
＊31	7.54	100	78.50

Notes:

1, The theoretical weights in the list, base on the density of 7.85 g/cm3.

2, Formula for theoretical weight of Square bar: a(length of a side) * a * 0.00785

3, The numbers with ＊mean that they are not regular or we don’t offer them.

-Regular length of Square Bar:

Steel	Length of a side (mm)	Length of steel (m)
Normal steel	< 25	4~10
Normal steel	> 25	3~9
Steel of high quality	All measure	2~6
Steel of high quality	Tool steel >75	1~6

Usage/Applications of Hot Rolled Square Bar:

-The Square Steel is normally used as structure steel.

-Row material for other structure steel like steel angles, channels, I-beams, H-beams, etc…

-Row material for steel pipes.

Packaging & Delivery of Hot Rolled Square Bar:

-Packing Detail: The products can be packed in bundles by steel wires.

-Marks:

1, Tag marks: the tag marks will be tied up to each bundle of the products. The information is usually including supplier’s logo and name, product name, made in China, products’ specifications, the painted color and other information requested by customers.

2, Color marks: we will paint both ends of the bundles of these products to make sure that they are more evident. It’s will be more convenient for the customers to distinguish them at the destination port.

-Delivery Detail: 30~45 working days after receive buyer’s T.T. or L/C.

Transportation:

-The products can be delivered by bulk vessel or by container. As for container, products with the length of 6m will be loaded in 20’ container, with 9m or 12m, in 40’ container.

-The maximum quantity of loading of container is 25 tons.

-The products are usually transported to the nearest port from the production place.

Payment:

-Invoicing on theoretical weight or actual weight as customer’s request.

-FOB, CFR or CIF.

-Regular terms of payment:

1, 30% payment in advance, the remaining balance (70% payment) against the copy of B/L.

2, 30% payment in advance, the remaining balance (70% L/C) against the copy of B/L.

3, Negotiable.

Photos of Hot Rolled Square Bar:

-Products in the factory:

Hot Rolled Sqaure Bar.

-Products during transportation:

Hot Rolled Sqaure Bar.

We sincerely welcome partners around the world to establish business cooperation with us on the basis of mutual trust, benefit and development.

Q:What are the common misconceptions about using a steel square?: Using a steel square can lead to confusion or incorrect assumptions due to a few common misconceptions. One such misconception is that a steel square is solely utilized for measuring right angles. While it is true that a steel square is commonly employed for this purpose, it can also be used for a range of other tasks, including measuring and marking angles that are not 90 degrees. Another misconception is that only carpenters or construction workers make use of a steel square. Although it is indeed a valuable tool in these professions, anyone who deals with measurements and angles can benefit from using a steel square. It is applicable to DIY projects, woodworking, metalworking, and various crafts or hobbies. Some people may also assume that using a steel square is complicated or requires advanced mathematical knowledge. However, this is not the case. With a basic understanding of its components and functions, anyone can easily learn how to utilize a steel square. Beginners can find plenty of online tutorials and guides to assist them in getting started. Lastly, some individuals may believe that a steel square is an outdated or obsolete tool in the era of digital measuring devices. While it is true that there are modern alternatives available, a steel square still offers several advantages. It is durable, reliable, and does not require batteries or calibration. Furthermore, using a steel square can provide a tactile and hands-on experience that many find gratifying. To conclude, the misconceptions surrounding the use of a steel square include its limited application to right angles, its exclusive association with certain professions, the assumption of complexity, and the belief that it is outdated. However, by understanding the versatility, accessibility, and practicality of this tool, these misconceptions can be dispelled, encouraging more individuals to embrace its benefits in various applications.

Q:How do you use a steel square for making right angle cuts?: To use a steel square for making right angle cuts, you need to follow a few simple steps. First, ensure that your steel square is clean and in good condition. Then, place one edge of the square against the edge of the material you want to cut, making sure it is aligned properly. Next, hold the square firmly in place and use a pencil or marking tool to mark a straight line along the other edge of the square. This line will represent the right angle cut you want to make. Once you have marked the line, remove the square and double-check your markings to ensure they are accurate. Next, use a suitable cutting tool such as a saw or a power tool to cut along the marked line. Make sure to follow all safety precautions while using the cutting tool. Finally, after making the cut, you can use the steel square again to verify that the cut is indeed at a right angle. Place the square against the cut edge and check if it aligns perfectly with both sides of the material. By following these steps and using a steel square properly, you can ensure accurate and precise right angle cuts for your woodworking or construction projects.

Q:Can a steel square be used for plumbing pipe layout?: Yes, a steel square can be used for plumbing pipe layout. A steel square, also known as a framing square or an engineer's square, is a versatile tool that can be used for various layout and measurement tasks in construction and plumbing. It can help ensure accurate angles and straight lines, making it useful for laying out plumbing pipes in a precise manner.

Q:How do you use a steel square to measure and mark out rip cuts?: To use a steel square to measure and mark out rip cuts, follow these steps: 1. Place the square's long edge against the board's edge, ensuring it is flush and aligned. 2. Slide the square along the board until the desired rip width is aligned with the opposite edge. 3. Use a pencil to mark the board at the square's short edge, indicating the starting point of the rip cut. 4. Repeat the process along the length of the board, marking multiple points if necessary. 5. Connect the marked points with a straight line using a straightedge or by freehand if confident. 6. Double-check the measurements and lines before making any cuts to ensure accuracy.

Q:How do you use a steel square to mark out 45-degree angles?: To use a steel square to mark out 45-degree angles, follow these steps: 1. Begin by placing the steel square on the surface or material you want to mark. Ensure that one side of the square aligns with the edge of the material. 2. Locate the 45-degree angle mark on the steel square. This mark is usually indicated by a diagonal line or labeled as "45" on the square. 3. Align the 45-degree angle mark with the edge of the material. The mark should be facing towards the area you want to mark or cut. 4. Hold the steel square firmly in place with one hand to prevent it from moving. 5. With your other hand, use a pencil or marking tool to trace along the edge of the steel square. Follow the edge of the square as you move it along the material, creating a straight line at a 45-degree angle. 6. Continue marking along the material until you have completed the desired length or area. 7. Double-check your markings to ensure they are accurate and aligned at a 45-degree angle. Remember to always maintain a steady hand and apply even pressure while marking to achieve precise and straight lines. Using a steel square is an effective and reliable method for marking out 45-degree angles.

Q:Can a steel square be used for measuring the width of a wall opening?: Yes, a steel square can be used for measuring the width of a wall opening. Its straight edges and right angles make it suitable for measuring and marking precise measurements on walls and other surfaces.

Q:How do you use a steel square to measure and mark 22.5-degree angles?: To measure and mark a 22.5-degree angle using a steel square, first, align one side of the square with the edge of the material you're working on. Then, pivot the square until the 45-degree angle line aligns with the edge. Next, find the midpoint between the 45-degree angle line and the right angle corner of the square. Finally, draw a line from this midpoint to the edge of the material, creating a 22.5-degree angle.

Q:How do you use a steel square to mark out parallel lines on uneven surfaces?: To use a steel square to mark out parallel lines on uneven surfaces, you would first place the square on the surface with one edge aligned with the desired starting point of the parallel lines. Then, using a pencil or scribe, mark a line along the edge of the square. Next, move the square along the surface, aligning the marked line with the opposite edge of the square, and mark another line. Repeat this process until you have marked out all the parallel lines you need. The steel square helps maintain the parallel alignment despite the unevenness of the surface.

Q:Can a steel square be used for laying out a gazebo?: Certainly! A gazebo construction can benefit greatly from the utilization of a steel square. This tool, also referred to as a framing square or carpenter's square, is widely employed in the field of carpentry and construction due to its versatility. Comprising a long arm and a shorter arm that intersect at a 90-degree angle, the steel square facilitates precise measurements and layout markings. For the purpose of gazebo construction, a steel square is invaluable in guaranteeing proper alignment and squareness. It can be employed to delineate perpendicular lines, determine and mark angles, as well as assess the squareness of corners. These functions are particularly crucial in gazebo construction, where accurate measurements and alignment are indispensable for the creation of a robust and well-constructed structure. Moreover, aside from its layout applications, a steel square can also be utilized for various other tasks involved in gazebo construction. These tasks encompass marking and cutting materials, verifying level and plumb, as well as ensuring precise joinery. The durable steel construction of this tool renders it resilient and reliable, capable of withstanding the rigorous demands of construction work. In summary, the employment of a steel square is highly advantageous in the layout of a gazebo. Its adaptability and accuracy render it an indispensable instrument in guaranteeing proper alignment and measurements throughout the construction process.

Q:What are some common safety precautions to follow when using a steel square?: When using a steel square, there are several common safety precautions that should be followed to prevent accidents and injuries. These precautions include: 1. Wear appropriate personal protective equipment (PPE) such as safety glasses and protective gloves to protect your eyes and hands from any potential hazards. 2. Ensure that the steel square is clean and free from any debris or substances that may cause it to slip or lose its grip. This will help maintain stability and prevent accidents. 3. Always handle the steel square with care and avoid rough handling or dropping it, as it can cause damage to the square or pose a risk of injury. 4. Before using the steel square, inspect it for any signs of damage or defects such as cracks, chips, or bends. Using a damaged steel square can compromise accuracy and increase the risk of accidents. 5. When using a steel square, do not apply excessive force or use it for tasks beyond its intended use. This can lead to the square breaking or bending, potentially causing injury. 6. Ensure that the work area is well-lit and clear of any obstructions or clutter that may interfere with the proper use of the steel square. 7. When using a steel square, always maintain a firm grip on it to prevent it from slipping or being thrown off balance during use. 8. Never use a steel square as a makeshift tool or substitute for other equipment. Always use the right tool for the job to avoid accidents and ensure accurate measurements. By following these common safety precautions, you can reduce the risk of accidents and injuries when using a steel square, ensuring a safer and more efficient working environment.

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