Hot-rolled Square Steel Bar

Ref Price:
Loading Port:
Tianjin Port
Payment Terms:
TT or LC
Min Order Qty:
50Tons m.t.
Supply Capability:
500 tons per month m.t./month
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There are two types of Square Bar, one is hot rolled square bar and other one is cold drawn square bar. Our principal products is hot rolled square bar. We dedicate to products with material Q195 and Q235. We offer products with high quality and low price.

 

Specifications of Hot-rolled Square Steel Bar:

-Standard: GB,

-Grade: Q195/Q235 or equivalent.

-Chemical Composition:

Standard

Grade

Element (%)

C

Mn

S

P

Si

GB

Q195

0.06~0.12

0.25~0.50

≤0.050

≤0.045

≤0.30

GB

Q235B

0.12~0.20

0.30~0.70

≤0.045

≤0.045

≤0.30

-Mechanical Properties:

Mechanical Properties

Grade

Steel diameter(mm)

≤16

16~40

40~60

60~100

Yield Point Δs/MPa

Q195

≥195

≥185

-

-

Q235

235

225

215

205

Tensile Strength

Q195

315~390

Q235

375~500

Elongation δ5%

Q195

≥33

≥32

-

-

Q235

26

25

24

23

 

Measures of Hot-rolled Square Steel Bar (Big measures):

 

 Section of Square Bar.

(Section of Hot-rolled Square Steel Bar)

 

-Length of a side and Theoretical weight of Square Bar (Big measures).

Length of a side(mm)

Theoretical weight(kg/m)

Length of a side(mm)

Theoretical weight(kg/m)

53

22.05

80

50.24

56

24.61

85

56.72

60

28.26

90

63.59

63

31.16

95

70.85

70

38.49

100

78.50

75

44.16

 

 

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

> 25

3~9

Steel of high quality

All measure

2~6

Tool steel >75

1~6

 

Usage/Applications of Hot-rolled Square Steel 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 Steel Bar:

-Packing Detail:

1, The products can be packed in bundles by steel wires.

2, The weight of each bundle no exceed normally 3 tons.

-Marks: We make tag marks and color marks for each bundle. The tag marks with white background and red company log will be tied up to each bundle. The information is usually including basic information of company and products like product name, specification, etc...and other information required by customers. As for color marks, we will paint both ends of each bundles to make sure that it will be more convenient for customers to distinguish theme from other products.

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

 

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.

-The payment terms will be written in contraction detailedly.

 

Photos of Hot-rolled Square Steel Bar:

 Square Bar.

 

 Square Bar.

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

Q:
Some different techniques for using a steel square include measuring and marking right angles, determining level and plumb, laying out angles and cuts, checking for squareness, and as a guide for making straight cuts.
Q:
Yes, a steel square can be used for measuring angles in sheet metal work. A steel square, also known as a framing square or a carpenter's square, is a versatile tool that can be used for a variety of measurements and layout tasks. When it comes to sheet metal work, the steel square can be used to measure and mark angles accurately. It has a ruler or blade that is perpendicular to the handle, allowing for precise measurements and marking of angles. The square can be positioned against the sheet metal, and the angle can be determined by aligning the edges of the square with the desired angle. This makes the steel square a practical and reliable tool for measuring angles in sheet metal work.
Q:
Incorrect, a steel square is not suitable for assessing the verticality of a beam. A steel square, also referred to as a framing square, primarily serves the purpose of measuring and marking right angles. It lacks the necessary design and calibration for determining the plumbness of a beam. In order to properly assess the verticality of a beam, it is recommended to utilize either a level or a plumb bob. A level is equipped with a bubble vial that indicates whether a surface is oriented vertically or horizontally, while a plumb bob consists of a weighted string that hangs in a straight line to establish a true vertical reference. These tools are specifically engineered for evaluating plumbness and offer superior accuracy in comparison to a steel square.
Q:
A steel square, also known as a framing square or carpenter's square, consists of several parts that are essential for its functionality. The main components of a steel square include: 1. Blade: The blade is the long, flat metal surface on one side of the square. It is usually marked with measurements and angles, allowing for precise measurements and layout work. 2. Tongue: The tongue is a shorter section of metal located at the end of the blade. It is perpendicular to the blade and is typically used for marking and measuring short distances. 3. Heel: The heel is the wider end of the steel square, opposite to the tongue. It provides stability and acts as a reference point for making square cuts and angles. 4. Face: The face is the flat part of the square that is perpendicular to the blade and tongue. It is commonly utilized for drawing straight lines and checking the squareness of corners. 5. Fence: The fence is a raised edge along the face of the square. It helps in holding the square firmly against the workpiece, ensuring accurate measurements and straight lines. 6. Graduations: Graduations are markings or measurements found on the blade and face of the square. They allow for precise measurements of distances, angles, and cuts. 7. Squaring and Angle Scales: These scales are usually located on the face of the square and are used for measuring angles other than 90 degrees. They come in handy for marking angles, bevels, and complex cuts. 8. Rafter Tables: Some steel squares feature rafter tables, which are tables or charts engraved on the blade. These tables provide information and calculations for various roof framing applications, such as determining rafter lengths and angles. Overall, the different parts of a steel square work together to provide accuracy, stability, and versatility for various carpentry and layout tasks.
Q:
The squareness of workbenches can be checked with the use of a steel square. This woodworking tool consists of a long, straight edge and a perpendicular arm, forming an "L" shape. Its primary purpose is to determine if an object or surface is perfectly perpendicular or at a 90-degree angle. To check if a workbench is square with a steel square, position the long edge of the square against the workbench's edge and align the perpendicular arm with the bench's surface. This allows for a visual inspection to determine if the workbench is square or if it deviates from the 90-degree angle. In the case of a square workbench, the perpendicular arm of the steel square will align perfectly with the bench's surface. However, if the workbench is not square, the perpendicular arm will not align and will indicate that the bench is not at a 90-degree angle. By using a steel square, one can quickly and easily check the squareness of workbenches, ensuring they are properly aligned for precise woodworking and other tasks.
Q:
To use a steel square to determine the slope of a hill, you will need to follow these steps: 1. Find a level area at the base of the hill where you can set up your steel square. Ensure that the area is clear of any obstacles or obstructions that may interfere with your measurements. 2. Position the steel square on the ground, making sure it is level and stable. You can use a spirit level or a bubble level to ensure its accuracy. 3. Hold the steel square upright so that one of its edges is touching the ground and the other edge is pointing towards the hill. Make sure the square is held firmly in place. 4. Use a plumb bob or a level to make sure that the steel square is perfectly vertical. This is crucial for accurate measurements. 5. Look at the steel square to determine the slope of the hill. The steel square consists of two arms – a shorter one and a longer one. The longer arm represents the horizontal line, while the shorter arm represents the vertical line. 6. Observe where the shorter arm intersects with the hill. This point indicates the height of the hill at that specific spot. 7. Measure the length of the shorter arm, which reflects the height of the hill. You can use a measuring tape or ruler to determine the exact length. 8. Measure the length of the longer arm, which represents the horizontal distance or run. 9. Calculate the slope of the hill by dividing the height (length of the shorter arm) by the horizontal distance (length of the longer arm). This will give you the slope in a ratio or percentage. For example, if the height of the hill is 4 feet and the horizontal distance is 20 feet, the slope would be 4/20, which is equivalent to 0.2 or 20%. By using a steel square and following these steps, you can determine the slope of a hill accurately. It is important to repeat the process at different points along the hill to get a comprehensive understanding of its overall slope.
Q:
To find angles for compound bevel miter cuts using a steel square, follow these steps: 1. Clean your steel square thoroughly, removing any debris. 2. Decide on the desired angle for the compound bevel miter cut based on your specific project or design. 3. Align the steel square properly and firmly against the edge of the material where the cut will be made. 4. Find the angle measurement on the steel square that corresponds to your desired angle. This measurement is usually marked on the square. 5. Mark the material at the corresponding angle on the square, using a pencil or marker. This mark will serve as a guide for making the cut. 6. Repeat this process for any other edges or sides of the material that require the same angle for the compound bevel miter cut. 7. Once all the necessary marks are made, use a saw or appropriate cutting tool to carefully follow the marked lines and make the desired compound bevel miter cuts. It is crucial to note that using a steel square demands accuracy and precision. Before cutting, double-check your measurements and marks to ensure the best results. Furthermore, with practice and experience, your ability to effectively use a steel square for compound bevel miter cuts will improve.
Q:
In order to determine angles for stair nosing using a steel square, the following steps should be followed: 1. Align one leg of the steel square with the vertical riser and the other leg with the horizontal tread, placing the square on the edge of the stair tread. 2. Ensure that the square is securely positioned against the edge of the tread and riser to obtain precise measurements. 3. Mark the angle on the tread using a pencil or marker, once the square is properly aligned. 4. Transfer the marked angle onto the stair nosing material by placing the square against it, aligning the leg with the edge that will be installed on the stair tread. 5. Mark the angle on the material using a pencil or marker, making sure that the line is clear and visible. 6. Cut along the marked line using a saw or appropriate cutting tool to obtain the correct angle for the stair nosing. By utilizing a steel square in this manner, one can accurately determine and transfer angles onto stair nosing material, resulting in a precise fit and a professional-looking finish for the stairs.
Q:
To use a steel square to determine the length of a stair tread, place the square against the edge of the tread with one leg touching the riser and the other leg extending along the tread. Then, slide the square along the tread until the other leg touches the next riser. The length of the tread can be read off the scale on the steel square where the leg intersects the edge of the tread.
Q:
Yes, a steel square can be used for marking out dovetails. A steel square is a versatile tool that is commonly used for measuring, marking, and checking right angles. When marking out dovetails, a steel square can be used to ensure straight and accurate lines are drawn to create the angled dovetail cuts. The square's straight edge can be aligned with the edge of the wood to create the baseline from which the dovetail angles can be marked. Additionally, the square's perpendicular edges can be used to check and verify the accuracy of the angles and slopes during the marking out process. So, while there are specialized dovetail marking tools available, a steel square can certainly be used effectively for marking out dovetails.
STEXIN, an enterprise specializing in the production and sales of square bar, round bar and flat bar. The annual production capacity of square billet is 60,000 mtons, and sturtual steel 80,000 mtons.

1. Manufacturer Overview

Location Renqiu, China
Year Established 1996
Annual Output Value Above US$ 30 Million
Main Markets Mid East; Southeast Aisa
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Tianjin;
Export Percentage 20% - 30%
No.of Employees in Trade Department 11-20 People
Language Spoken: English; Chinese
b)Factory Information  
Factory Size: Above 70,000 square meters
No. of Production Lines 1
Contract Manufacturing OEM Service Offered
Product Price Range Average

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