High Quality GB Standard Steel Square Bar 7mm-10mm

High Quality GB Standard Steel Square Bar 7mm-10mm System 1

High Quality GB Standard Steel Square Bar 7mm-10mm

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t

Supply Capability:: 10000 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

Product Description:

-Standard: GB,

-Grade: Q195 or equivalent.

-Chemical Composition:

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

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
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 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: Are there any safety considerations when using a steel square?: Yes, there are safety considerations when using a steel square. It is important to handle the tool with care as the edges of the square can be sharp and cause injuries if mishandled. Additionally, using a steel square near electrical sources or in wet conditions can pose a risk of electric shock. It is crucial to follow proper safety practices, such as wearing appropriate protective gear and using the square in a well-lit and stable working environment.

Q: What are the different ways to hold a steel square when making measurements?: When making measurements with a steel square, there are various ways to hold it. The most commonly used approach involves grasping it by the handle, positioning the blade perpendicular to the surface being measured. This allows for easy alignment and stability during measurements. Another option is to place the steel square on the surface being measured and firmly press it against the edge or corner. This technique ensures accurate measurements by securely holding the square in place. Alternatively, one can hold the steel square by gripping it with both hands, with the blade facing outward. This method offers enhanced control and stability, particularly when making precise measurements or marking lines. Some professionals opt for a technique known as "finger grip," where the steel square is held along the blade using the fingers. This provides greater flexibility and mobility when measuring in tight or hard-to-reach areas. Ultimately, the choice of how to hold a steel square for measurements depends on personal preference and the specific task at hand. It is crucial to find a grip that feels comfortable and secure to guarantee accurate and reliable measurements.

Q: What are some common uses for a steel square in construction?: A steel square, also known as a framing square or carpenter square, is a versatile tool commonly used in construction for various purposes. Here are some common uses for a steel square in construction: 1. Measuring and layout: A steel square is often used to measure and mark straight lines, right angles, and other angles accurately. It allows construction professionals to lay out and mark dimensions on various materials such as wood, metal, and concrete. 2. Checking for squareness: One of the primary uses of a steel square is to check if corners and joints are square. By placing the square against the corner, it helps determine if the angle is exactly 90 degrees, ensuring precise and accurate construction. 3. Cutting and marking angles: Steel squares come with a protractor scale, allowing construction workers to measure and mark angles other than 90 degrees. This is particularly useful when cutting materials at specific angles, such as when creating miter cuts or roof rafters. 4. Determining roof pitches: Roofers use steel squares to measure and determine roof pitches or slopes. By aligning the square with the roof's edge, they can calculate the angle and ensure that the roof pitch is correct for proper water drainage. 5. Guiding circular saws and other power tools: Steel squares can act as a straight edge guide for circular saws, ensuring accurate cuts. By holding the square against the material and running the saw blade alongside it, construction professionals can make straight and precise cuts. 6. Creating parallel lines: Steel squares can be used to create parallel lines on various surfaces. By aligning the square's edge with a reference point and marking along the other side, construction workers can easily draw or mark parallel lines on the material. 7. Checking and marking stud locations: In framing or wall construction, steel squares are handy tools for locating and marking stud positions. By using the square's dimensions, construction professionals can measure and mark stud locations accurately, ensuring proper spacing and alignment. 8. Setting up right angles: Steel squares are commonly used to set up right angles during construction. They help ensure that walls, frames, and other structures are properly aligned and perpendicular, resulting in strong and sturdy construction. Overall, a steel square is an essential tool in construction due to its versatility and accuracy. It enables construction professionals to measure, layout, and mark various angles and dimensions, ensuring precise and high-quality construction projects.

Q: Can a steel square be used for marking out finger joints?: Certainly! The utilization of a steel square for marking out finger joints is indeed possible. In the realm of woodworking and carpentry, a steel square is a tool of great versatility and precision. It boasts a 90-degree angle and a ruler positioned along its edge, rendering it an ideal instrument for delineating straight lines and angles. In order to achieve a proper fit, accuracy plays a pivotal role when crafting finger joints. By employing a steel square, one can skillfully designate the necessary lines and angles required to fabricate these joints, thereby enabling meticulous and immaculate cuts. It is worth noting, however, that finger joints necessitate meticulous measurements and layout. Thus, for optimal outcomes, it is recommended to employ either a specialized finger joint jig or a dado blade on a table saw.

Q: Can a steel square be used for cutting wood?: Indeed, wood can be cut using a steel square. Although its main function is to measure and mark right angles, it can also serve as a guide to facilitate straight cuts with a saw. By positioning the square parallel to the wood's edge, it establishes a reliable reference line for the saw blade to track, ensuring precise and meticulous cuts. Nevertheless, it is crucial to bear in mind that a steel square is not exclusively engineered for wood cutting purposes. Therefore, when utilizing it in this manner, exercising caution and employing appropriate safety precautions is imperative.

Q: Can a steel square be used for measuring roof pitch?: Indeed, it is possible to utilize a steel square for the purpose of measuring roof pitch. A steel square, which is also referred to as a framing square or carpenter's square, is an adaptable instrument employed in the realm of carpentry and construction. Comprising a lengthy blade and a shorter tongue, it takes on the shape of an L. The blade of the square is adorned with an array of angles and measurements, rendering it advantageous for ascertaining roof pitch. In order to gauge the roof pitch utilizing a steel square, one can position the elongated blade of the square along the roof rafters or trusses, guaranteeing alignment with the lowermost edge of the roof. Then, by manipulating the angle of the square, the shorter tongue can be placed upon the roof surface. To accurately determine the roof pitch, it is necessary to inspect the measurement on the blade where it intersects with the desired pitch. The steel square's capacity to measure angles and pitch contributes to its status as a dependable tool for calculating roof slope and ensuring the appropriate installation of roofing materials. Nonetheless, it is vital to acknowledge that the usage of a steel square may demand some knowledge and practice in order to obtain precise measurements. Moreover, in certain circumstances, other specialized tools such as a digital inclinometer or a laser level may offer more accurate measurements for roof pitch.

Q: The moment 2mm thick galvanized square steel tube using what welding methods: Galvanized square tube adopts gas shielded welding, conventional J50 gas shielded welding wireArgon arc welding galvanized square pipe, zinc burning more severe, not recommended

Q: Can a steel square be used for checking the squareness of a router table insert plate?: No, a steel square is not ideal for checking the squareness of a router table insert plate. It is recommended to use a precision square or a specialized tool designed for this specific purpose.

Q: How does a steel square assist in determining the correct angle for a compound miter cut?: The steel square, which is also called a combination square, proves to be a versatile tool, serving as a helpful aid in determining the correct angle for a compound miter cut. When it comes to making a compound miter cut, it becomes imperative to measure and set the angles accurately for both the miter and bevel cuts. This is precisely where the steel square comes into play. Primarily, the steel square possesses a built-in protractor, allowing for the measurement and setting of the desired angle for the miter cut. In most cases, this protractor bears degree increments, facilitating the precise setting of angles. Moreover, the steel square boasts a ruler positioned along its edge, capable of measuring the workpiece's length and guaranteeing precise cuts. To ascertain the correct angle for a compound miter cut, the typical procedure involves setting the desired miter angle using the protractor on the steel square. Once the miter angle is established, one can employ the ruler to measure the workpiece's length and mark the intended cut line. Subsequently, after completing the miter cut, one would need to modify the bevel angle to generate the compound angle. Again, the steel square can be employed to accurately measure and set the bevel angle. By utilizing the steel square's protractor and ruler, one can ensure that the miter and bevel angles are precisely determined, resulting in accurate and neat compound miter cuts. This proves crucial for achieving tight joints and proper alignment when working on projects like furniture, cabinetry, or trim work.

Q: How do you use a steel square to find the square footage of a roof?: To use a steel square to find the square footage of a roof, you will need to follow a few steps. First, you need to determine the pitch or slope of the roof. The pitch is usually given as a ratio, such as 4:12 or 6:12, which means for every 12 inches of horizontal run, the roof rises 4 or 6 inches vertically. Next, you will need to measure the length and width of the roof. Use the steel square as a measuring tool by placing one edge on the roof's surface and the other edge against the vertical surface, such as a wall or fascia board. This will allow you to measure the length and width accurately. Once you have these measurements, you can multiply the length and width to calculate the square footage of the roof. However, keep in mind that with a sloped roof, you need to take the pitch into account. To do this, multiply the length by the width, and then multiply the result by the pitch factor. The pitch factor is found by dividing the vertical rise by the horizontal run. For example, if the pitch is 4:12, the pitch factor is 4/12, which simplifies to 1/3. Finally, divide the total square footage by 100 to convert it to roofing squares. Roofing squares are a common unit of measurement in the roofing industry, where one square equals 100 square feet. In summary, using a steel square to find the square footage of a roof involves measuring the length and width of the roof, considering the pitch or slope, multiplying the measurements, and then converting the result to roofing squares if necessary.

Send your message to us

*Email

*TEL

*Quantity

*Unit