Hot Rolled Square Steel Bars Q235, A36 with Cr

Hot Rolled Square Steel Bars Q235, A36 with Cr System 1

Hot Rolled Square Steel Bars Q235, A36 with Cr

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 200000 m.t./month

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Product Description:

OKorder is offering Hot Rolled Square Steel Bars Q235, A36 with Cr with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

Product Applications:

-The HHot Rolled Square Steel Bars Q235, A36 with Cr is normally used as structure steel.

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

Product Advantages:

OKorder's Hot Rolled Square Steel Bars Q235, A36 with Cr are durable, strong, and resist corrosion. Ang they satisfy the requirements of dififrent customers.

Main Product Features:

· Premium quality

· Prompt delivery & seaworthy packing (30 days after receiving deposit)

· Corrosion resistance

· Can be recycled and reused

· Mill test certification

· Professional Service

· Competitive pricing

Product Description of Hot Rolled Square Bar Steel for Constrcution:

Specifications of Hot Rolled Square Steel Bars Q235, A36 with Cr:

-Standard: GB,

-Grade: Q195/Q235 or equivalent.

Chemical Composition:

-Chemical Composition. Q195

Standard	Grade	Element (%)
GB	Q195	C	Mn	S	P	Si
GB	Q195	0.06~0.12	0.25~0.50	≤0.050	≤0.045	≤0.30

-Chemical Composition. Q235

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 and Tolerances of Hot Rolled Square Steel Bars Q235, A36 with Cr:

Section of Square Steel Bar.

(The section of Hot Rolled Square Steel Bars Q235, A36 with Cr)

-The length of a side and the theoretical weight of Hot Rolled Square Steel Bars Q235, A36 with Cr.

Length of a side(a, mm)	Theoretical weight(kg/m)	Length of a side(a, 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, The numbers with ＊mean that they are not regulars or we don’t offer them.

-The allowed tolerance of Hot Rolled Square Steel Bars Q235, A36 with Cr:

Length of a side(mm)	Allowed Tolerance
Length of a side(mm)	Group1	Group2	Group3
5.5～7	±0.20	±0.30	±0.40
7～20	±0.25	±0.35	±0.40
20～30	±0.30	±0.40	±0.50
30～50	±0.40	±0.50	±0.60
60～80	±0.60	±0.70	±0.80
80～110	±0.90	±1.0	±1.1
110～150	±1.2	±1.3	±1.1
150～190	――	――	±2.0
190～250	――	――	±2.5

Packaging & Delivery of Hot Rolled Square Steel Bars Q235, A36 with Cr:

-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.

Hot Rolled Square Bar Steel for Constrcution

FAQ:

Q1: The products are invoicing on theoritical weight or on actual weight?

A1: We can do it in both manners, according to the customers' request.

Q2: How soon can we receive the product after purchase?

A2: 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.

Q3: How do we guarantee the quality of our products?

A3: 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.

Q: Can a steel square be used for checking the squareness of picture hanging systems?: Yes, a steel square can be used for checking the squareness of picture hanging systems. The straight edges and right angles of a steel square make it a reliable tool for ensuring that the picture hanging system is level and perpendicular to the wall.

Q: What are the different techniques for using a steel square in metal fabrication?: There are several techniques for using a steel square in metal fabrication, depending on the specific task at hand. One common technique is using the steel square as a measuring and marking tool. The square's straight edge can be used to mark straight lines on metal sheets or other surfaces, ensuring accurate and precise measurements. Additionally, the square's 90-degree angle can be used to mark perpendicular lines, helping to create square cuts and accurate angles during fabrication. Another technique involves using the steel square as a guide for cutting and shaping metal. By placing the square's edge against the metal surface, it can act as a guide for sawing, shearing, or cutting tools, ensuring straight and accurate cuts. This technique is particularly useful when creating parts that require precise measurements or when fabricating joints that need to fit together perfectly. The steel square can also be used as a layout tool for creating patterns and templates. By using the square's angles and edges, fabricators can easily transfer measurements and dimensions onto a metal surface, allowing for consistent and uniform fabrication. This technique is often used when creating complex shapes or intricate designs that require careful planning and layout. Furthermore, the steel square can be utilized as a checking tool to ensure accuracy and alignment. By placing the square against a surface or joint, fabricators can quickly verify if the angle is true or if the workpiece is square. This technique is crucial in metal fabrication, as it helps prevent errors and ensures the final product meets the required specifications. In summary, the different techniques for using a steel square in metal fabrication include measuring and marking, guiding cutting tools, layout and pattern creation, as well as checking for accuracy and alignment. These techniques are essential for achieving precision and quality in metal fabrication processes.

Q: Can a steel square be used for measuring stair angles?: Stair angles can be measured using a steel square, which is also referred to as a framing square or carpenter's square. This versatile tool is commonly utilized by carpenters and woodworkers and comprises a long blade and a shorter tongue that creates a right angle. The blade is often engraved with various measurements and angles, enabling its suitability for a wide array of applications, including stair angle measurement. By positioning the steel square against the stair tread's edge and aligning it with the riser, one can effortlessly ascertain the stair's angle. The steel square's reliability, accuracy, and stability make it an excellent choice for measuring stair angles, guaranteeing precise and consistent outcomes during stair construction and installation.

Q: Are there any special techniques for using a steel square in masonry work?: Yes, there are several special techniques for using a steel square in masonry work. Firstly, it is important to ensure that the steel square is clean and free from any debris or dirt. This will help in achieving accurate measurements and angles. When using the steel square to measure and mark angles, it is recommended to hold the square firmly against the surface and use a pencil or chalk to mark the desired angle. This will ensure that the measurements are precise and consistent. Another important technique is to use the steel square as a guide when cutting or shaping bricks or stones. By aligning the square with the edge of the material, it can serve as a reference point to guide the saw or chisel, resulting in clean and accurate cuts. Furthermore, the steel square can also be used to check for squareness and alignment in masonry work. By placing the square against the corners or edges of the structure, it can help identify any discrepancies or deviations from a perfect 90-degree angle. This is particularly useful when constructing walls or laying bricks to ensure a sturdy and well-aligned structure. Overall, using a steel square in masonry work requires precision and attention to detail. By following these special techniques, it can greatly assist in achieving accurate measurements, angles, and alignment, ultimately resulting in high-quality masonry work.

Q: How the two square welded T shape angle and turning angle, how to improve the speed and quality?: Also, I do not know whether you are welding stainless steel or iron, the novice can press the method to do, but ripe workers are visual, direct welding, of course, visual accuracy will always be a little worse,

Q: How do you use a steel square to determine angles?: To use a steel square to determine angles, you can follow these steps: 1. Choose the appropriate steel square: A steel square consists of two arms, one longer than the other, forming a 90-degree angle. Depending on the type of angle you want to measure, you may need a different kind of steel square, such as a rafter square or a combination square. 2. Place the steel square on the surface: Ensure that the longer arm of the square rests against one edge of the surface, and the shorter arm aligns with the other edge. 3. Align the square with the angle to be measured: Rotate the square until the longer arm aligns with one side of the angle, while the shorter arm aligns with the other side. 4. Read the angle: Observe the markings on the square to determine the angle. Some steel squares have markings indicating various angles, while others may require you to estimate the angle based on the alignment of the arms. 5. Transfer or mark the angle: Once you have determined the angle, you can transfer it to your workpiece by tracing along the edge of the square or marking the angle using a pencil or a scribe. Remember to ensure that the steel square is held firmly against the surface and that the edges are aligned accurately to get an accurate measurement. Additionally, practice using the square on scrap material or in non-critical applications before using it on your actual project to become more comfortable and accurate with the process.

Q: How do you use a steel square to mark out parallel lines on irregular surfaces?: To achieve parallel lines on irregular surfaces using a steel square, follow these instructions: 1. Ensure the steel square is thoroughly cleaned, devoid of any dirt or debris. This will aid in maintaining precise measurements. 2. Determine the two points on the irregular surface where the parallel lines should be marked. These points can be the edges of a board or any other reference points of your choosing. 3. Position the steel square on the surface, aligning one side of the square with one of the reference points. Securely hold the square in place. 4. Utilize a pencil or scribe to glide along the edge of the square, creating a line on the surface. 5. Next, align the same side of the square with the other reference point and repeat the process of marking a line. 6. By now, you will have two parallel lines marked on the irregular surface, equidistant from the reference points. 7. If additional parallel lines are required, simply repeat steps 3 to 6, aligning the square with the previously marked lines. It is important to take note that the accuracy of the parallel lines depends on the precision of your measurements and the stability of the steel square during the marking process. Additionally, exercise caution regarding any irregularities or bumps on the surface that may impact the accuracy of the lines.

Q: Can a steel square be used for marking out bridle joints?: Yes, a steel square can be used for marking out bridle joints. A steel square is a versatile and durable tool commonly used in woodworking for measuring and marking angles and lines. When it comes to marking out bridle joints, which are a type of woodworking joint where one piece of wood has a groove or open mortise and the other piece has a corresponding tenon or tongue, a steel square can be very useful. By using the square to ensure accurate right angles and precise measurements, woodworkers can mark out the necessary cuts and align the pieces of wood for a successful bridle joint. However, it is important to note that while a steel square is a valuable tool for marking out bridle joints, it may not be the only tool required. Other tools such as a marking knife, chisels, and a mallet are often needed to complete the joint.

Q: Can a steel square be used for checking the accuracy of a miter saw?: Yes, a steel square can be used to check the accuracy of a miter saw. The square can be placed against the fence of the miter saw to ensure that it is perfectly perpendicular to the blade. This helps in achieving accurate and precise miter cuts.

Q: What are some alternative uses for a steel square outside of construction?: Some alternative uses for a steel square outside of construction could include using it as a straight-edge or ruler for precise measurements in various crafts or DIY projects, as a guide for drawing or cutting straight lines in art or design work, or even as a makeshift level for checking the balance or alignment of objects. It can also serve as a sturdy and reliable tool for carpentry or woodworking tasks, such as checking right angles or marking precise angles for cutting or shaping materials. The versatility of a steel square makes it suitable for a wide range of applications beyond its primary use in construction.

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