• High Quality GB Standard Steel Square Bar 16mm-20mm System 1
  • High Quality GB Standard Steel Square Bar 16mm-20mm System 2
  • High Quality GB Standard Steel Square Bar 16mm-20mm System 3
High Quality GB Standard Steel Square Bar 16mm-20mm

High Quality GB Standard Steel Square Bar 16mm-20mm

Ref Price:
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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t
Supply Capability:
10000 m.t/month

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Product Description:

-Standard: GB,

-Grade: Q195 or equivalent.

-Chemical Composition:

Standard

Grade

Element (%)

GB

Q195

C

Mn

S

P

Si

0.06~0.12

0.25~0.50

≤0.050

≤0.045

≤0.30

 

 

Measures of HR Square Bar (small measures):

 

HR 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)

7

0.385

22

3.80

8

0.502

24

4.52

9

0.636

25

4.91

10

0.785

26

5.30

11

0.950

28

6.15

12

1.13

30

7.06

13

1.33

32

8.04

14

1.54

34

9.07

15

1.77

36

10.17

16

2.01

38

11.24

17

2.27

40

12.56

18

2.54

42

13.85

19

2.82

45

15.90

20

3.14

48

18.09

21

3.46

50

19.63

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: (length of a side)2 * 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 HR Square Bar:

-The Square Bar is normally used as structure steel.

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

 

Packaging & Delivery of HR Square Bar:

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

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

-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.

 

Q:Can a steel square be used for checking the squareness of a door opening?
A door opening's squareness can be assessed using a steel square. This versatile tool, also known as a framing square or carpenter's square, is typically crafted from steel and features markings for angle measurement and right angle verification. With its 90-degree angle, the steel square proves useful for checking the squareness of various objects, including door openings. To examine the squareness of a door opening using a steel square, one must position the square against the door jamb or frame's edges, ensuring a flush and flat fit on both sides. By observing the alignment of the square's edge against the door jamb, one can determine if the opening's corners form perfect 90-degree angles or deviate from a square shape. If the steel square fits flawlessly against both sides of the door jamb, with no gaps or overlaps, then the door opening is square. However, the presence of a gap or improper alignment with the edges indicates that the opening is not square, necessitating adjustments to ensure the door's proper installation. In summary, a steel square serves as an effective tool for evaluating the squareness of a door opening. Its accurate measurement and assessment capabilities contribute to ensuring the proper fit and functioning of the door post-installation.
Q:Can a steel square be used for marking out mortises?
Marking out mortises can be done using a steel square. This tool is commonly used in woodworking and is known for its versatility. It can be utilized for various layout and marking tasks. To ensure straight and precise lines when marking out mortises, one edge of the steel square is aligned with the workpiece's edge. The other edge is then used to mark the desired location of the mortise. Additionally, the square can be employed to check if the mortise is perpendicular and square, ensuring proper alignment with adjacent pieces of wood. When it comes to marking out mortises, a steel square is a reliable and effective tool, providing woodworking projects with precision and accuracy.
Q:How do you use a steel square to determine crown molding angles?
To use a steel square to determine crown molding angles, you will need to follow a few steps: 1. Measure the wall angle: Start by placing the steel square flat against the wall, aligning one edge with the wall and the other edge extending outward. Use a level to ensure the square is perfectly vertical against the wall. Read the angle shown on the steel square where the extended edge intersects with the wall. 2. Determine the bevel angle: Next, you need to find the bevel angle for the crown molding. This is the angle at which the molding will be cut to fit against the wall. To do this, take the wall angle measured in step 1 and divide it by 2. For example, if the wall angle is 90 degrees, the bevel angle would be 45 degrees. 3. Set the steel square: Now, set the steel square to the bevel angle determined in step 2. To do this, loosen the square's locking mechanism and adjust the angle to match the bevel angle. Once set, tighten the locking mechanism to secure the angle. 4. Transfer the angle: With the steel square set to the bevel angle, place it against the crown molding, aligning one edge with the bottom edge of the molding and the other edge extended outward. Make sure the square is perpendicular to the bottom edge of the molding. Trace along the extended edge of the square onto the molding to transfer the bevel angle. 5. Cut the crown molding: Use a miter saw to cut along the traced line on the crown molding, ensuring the blade is set to the bevel angle determined earlier. Make sure to follow all safety precautions when operating the saw. By following these steps, you can use a steel square to accurately determine the angles for cutting crown molding, resulting in a precise fit against the wall.
Q:Can a steel square be used for fabricating metal parts?
Yes, a steel square can be used for fabricating metal parts. It is a versatile tool that provides accurate measurements, right angles, and straight lines, making it useful for layout work, marking, and checking dimensions while working on metal fabrication projects.
Q:Can a steel square be used for tile floor medallion layout?
Indeed, tile floor medallion layout can be accomplished using a steel square. This remarkable tool, known for its versatility and precision, is capable of handling numerous layout assignments, including tile installation. Its ability to guarantee precise angles and measurements plays a pivotal role in creating a visually pleasing and impeccably aligned tile medallion. Nevertheless, it is worth mentioning that relying solely on a steel square may not suffice for this endeavor. Supplementary tools like a tape measure, chalk line, and level may also prove essential in ensuring accurate layout and installation.
Q:What are the common uses of steel square?
A steel square, also known as a framing square or carpenter's square, is a versatile tool commonly used in construction and woodworking. It has multiple uses, including: 1. Layout and marking: Steel squares are used to lay out and mark straight lines, angles, and squares on wood, metal, or other materials. They are particularly useful for marking angles and determining the accuracy of cuts. 2. Cutting and sawing: Steel squares are used as a guide for making straight and accurate cuts. They can be used as a fence for a circular saw or a guide for a hand saw to ensure precise cuts. 3. Measuring and checking: Steel squares have built-in measurements and markings that allow for accurate measurements of lengths, depths, and angles. They can be used to check the squareness of corners, the straightness of edges, and the levelness of surfaces. 4. Framing and layout: Steel squares are essential tools for framing and laying out structures. They can be used to mark and align studs, rafters, and other structural elements, ensuring that everything is square and properly aligned. 5. Joinery and woodworking: Steel squares are used in joinery and woodworking to mark and cut accurate joints, such as mortise and tenon joints or dovetail joints. They help ensure the precise alignment and fit of the joints, resulting in strong and well-constructed pieces. 6. Squaring and plumbing: Steel squares are used to check the plumbness and squareness of walls, doors, windows, and other structural components. They help ensure that everything is level and aligned correctly, avoiding potential problems in construction. Overall, the common uses of a steel square revolve around layout, marking, cutting, measuring, and checking in various construction and woodworking applications. It is a reliable and versatile tool that assists in achieving accuracy, precision, and quality in projects.
Q:Can a steel square be used for surveying work?
Certainly! The steel square is capable of being utilized in surveying tasks. It is recognized by various names such as framing square or carpenter's square and is renowned for its versatility and reliability in the fields of construction and woodworking. Despite not being the utmost precise or accurate tool for surveying, it can still serve its purpose in specific surveying assignments that do not necessitate highly precise measurements. To illustrate, the steel square can be employed to gauge right angles, ascertain level and plumb lines, and establish fundamental alignments. Nevertheless, for surveying work that demands greater precision and accuracy, it would be more suitable to employ specialized surveying instruments such as total stations or GPS receivers.
Q:Can a steel square be used for checking the alignment of shelving units?
Indeed, the alignment of shelving units can be assessed by utilizing a steel square. The steel square, alternatively recognized as a framing square or carpenter's square, is a versatile instrument frequently employed in carpentry and woodworking. It comprises a lengthy steel blade and a perpendicular handle that form a 90-degree angle. To determine the alignment of shelving units, the following methods can be employed with a steel square: 1. Verifying 90-degree angles: Position the steel square at the intersection where two shelves meet. The inner corner of the square should impeccably align with the edges of the shelves. This guarantees that the shelves are perpendicular and that the corners form 90-degree angles. 2. Assessing levelness: Horizontally place the steel square along the shelves' edge. The top edge of the square should run parallel to the shelves. This will aid in evaluating whether the shelves are level and devoid of any sloping. 3. Examining straightness: Vertically position the steel square along the front or rear edge of the shelves. The outer edge of the square should align with the shelf's edge from top to bottom. This will facilitate the identification of any irregularities in the shelves' straightness. By utilizing a steel square, one can ensure that their shelving units are appropriately aligned, level, and straight. This is vital for both aesthetic and functional reasons, as it ensures stability and ease of use.
Q:How do you use a steel square to determine the angle of a drum sanding cut?
To use a steel square to determine the angle of a drum sanding cut, you will need to follow these steps: 1. Start by setting up the steel square on a flat surface, ensuring that it is perpendicular to the edge of the table or workbench. 2. Place the drum sander on the table, aligning it with the edge of the steel square. 3. Adjust the angle of the drum sander by rotating it until it is parallel to one of the edges of the steel square. 4. Once the drum sander is aligned parallel to the edge of the steel square, measure the angle between the steel square and the drum sander using a protractor or an angle measuring tool. 5. Take note of the angle measurement, as this will be the angle at which you need to set your drum sander for the desired cut. 6. Use the angle measurement to adjust the drum sander accordingly, either by adjusting the table tilt or by using any angle adjustment features available on your specific drum sander model. 7. Double-check the angle by placing the steel square back on the table and aligning it with the drum sander. Ensure that the drum sander is parallel to the edge of the steel square. 8. Once you are confident that the drum sander is set at the desired angle, you can proceed with making your drum sanding cut. It is important to note that using a steel square to determine the angle of a drum sanding cut provides a rough estimate and may not be as accurate as using specialized angle measuring tools. However, it can still be a useful technique for achieving reasonably accurate results in many woodworking tasks.
Q:Can a steel square be used for deck stair layout and construction?
Yes, a steel square can be used for deck stair layout and construction. A steel square, also known as a framing square or carpenter's square, is a versatile tool that can be used for a variety of tasks in woodworking and construction. It has one long arm and one shorter arm that are perpendicular to each other, forming a right angle. When it comes to deck stair layout and construction, a steel square can be particularly useful. It can help you determine the correct angles for cutting the stringers, which are the support structures that hold the treads and risers of the stairs. By using the steel square, you can accurately mark and measure the angles needed to create the steps. Furthermore, a steel square can aid in checking the levelness and alignment of the stringers during the construction process. It can be used to ensure that the steps are evenly spaced and that the risers are of equal height. This is essential for the safety and functionality of the stairs. Overall, a steel square is a valuable tool for deck stair layout and construction. It can assist in accurately measuring and marking angles, as well as ensuring the proper alignment and levelness of the stairs. However, it is important to have a solid understanding of how to use the steel square correctly to achieve the desired results.

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