hot rolled square bar

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

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Square Bar Details:

Minimum Order Quantity:		Unit:	m.t.	Loading Port:
Supply Ability:		Payment Terms:		Package:	loose

Product Description:

1.Heat the EVA film

2.Cover the heated EVA film on the mould(can be made from wood or aluminum)

3.Spray a coating in a certain baume degree

4.Put on the empty blask

5.Sand-up the flask and vibrate to compaction

Packaging & Delivery

Packaging Details:containers

Delivery Detail:Complete one set of equipment needs for three months

-The length of a side and the theoretical weight of Square Steel.

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 Square Steel:

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

Usage/Applications of Steel 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…

Packaging & Delivery of Steel 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 usually are transported to the nearest port from the production place.

Payment:

-Invoicing on theoretical weight or actual weight a s 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.

Q: How do you use a steel square to measure and mark out crosscuts?: To measure and mark out crosscuts using a steel square, the following steps are typically followed: 1. Start by setting up your workpiece securely on a workbench or saw horses, ensuring it is clamped or held in place. 2. Measure and mark the desired length of the crosscut on the edge of the workpiece using a measuring tape or ruler. 3. Position the steel square against the edge of the workpiece, making sure the long arm touches the edge and the short arm extends over the face of the workpiece. 4. Align the square by adjusting its position until the long arm is parallel to the marked line on the edge of the workpiece. 5. Mark the exact location of the crosscut by using a pencil or sharp knife to draw a line along the edge of the steel square's short arm, extending across the face of the workpiece. 6. Ensure accuracy by double-checking your measurements before proceeding with the cut. If necessary, make any adjustments to the position of the steel square. 7. Finally, make the crosscut carefully using a suitable saw, such as a handsaw or circular saw. Remember to follow safety precautions and use the appropriate technique for the particular saw you are using. By following these steps, you can achieve precise and accurate crosscuts by effectively utilizing a steel square.

Q: Can a steel square be used for checking the squareness of a jointer guard?: No, a steel square cannot be used for checking the squareness of a jointer guard. A steel square is primarily used for checking the squareness of edges and corners, and it may not provide accurate results when used for checking the squareness of a jointer guard. Jointer guards have specific angles and dimensions that need to be aligned properly for safety and optimal performance. It is recommended to use the appropriate tools and methods recommended by the manufacturer or consult a professional to ensure the correct squareness of a jointer guard.

Q: How do you use a steel square to lay out a irregular shape with curved sides?: Achieving an accurate layout for an irregular shape with curved sides using a steel square requires following these steps: 1. Precisely analyze the irregular shape and identify the necessary key points and angles for accurate construction. This step is crucial in ensuring precise layout. 2. Place the steel square on a surface, ensuring that the longer side (known as the blade) is perpendicular to the surface, and the square lies flat. 3. Align one edge of the steel square, preferably the shorter side (known as the tongue), with one of the key points or angles of the irregular shape. Maintain the perpendicular position of the blade. 4. Trace the curved side of the irregular shape along the edge of the tongue, ensuring that the blade remains steady and perpendicular as you progress. 5. Continuously trace the curved sides of the irregular shape, adjusting the position of the steel square as necessary to maintain accuracy and achieve a smooth layout. 6. To guarantee precision, take multiple measurements and double-check your work. This becomes particularly important when dealing with irregular shapes and curved sides. 7. If needed, employ additional tools like a compass or flexible curve ruler to assist in accurately tracing the curved sides of the irregular shape. These tools offer greater flexibility and precision when working with curves. Remember, using a steel square for laying out an irregular shape with curved sides can be intricate. Take your time, measure carefully, and make adjustments as necessary to achieve an accurate layout.

Q: How do you use a steel square for marking and cutting dovetail joints?: To use a steel square for marking and cutting dovetail joints, first, align the square's long edge against the end of the board to be marked. Then, use the square's shorter edge to mark the desired angle for the dovetail joint on the board's end grain. Next, use a marking knife or pencil to trace along the square's edge, creating precise guidelines for cutting. Finally, use a saw or chisel to cut along the marked lines, following the angles indicated by the steel square, ensuring a clean and accurate dovetail joint.

Q: How do you use a steel square to measure and mark parallel lines?: To use a steel square to measure and mark parallel lines, follow these steps: 1. Place the steel square on the edge of the material you want to mark the lines on. Make sure the long side of the square is aligned with the edge of the material. 2. Hold the square firmly in place, ensuring it doesn't move or shift during the process. 3. Take a pencil or a marking tool and slide it along the shorter side of the square, marking a line on the material parallel to the edge. 4. Repeat the process at different points along the edge, marking multiple parallel lines as needed. By keeping the steel square aligned with the edge and sliding the marking tool along its shorter side, you can ensure that the lines you mark will be parallel to the edge of the material. This method is useful in various applications, such as carpentry, woodworking, metalworking, and other trades where precise and parallel lines are required.

Q: How do you use a steel square to measure and mark 168.75-degree angles?: To measure and mark a 168.75-degree angle using a steel square, you need to follow these steps: 1. Place the steel square on a flat surface or the edge of the material you want to mark the angle on. 2. Align one side of the square with the reference edge of the material. 3. Find the 0-degree mark on the square and make sure it is aligned with the reference edge. 4. Rotate the square counterclockwise until the desired angle, in this case, 168.75 degrees, aligns with the reference edge. 5. Hold the square firmly in place and use a pencil or marker to mark the angle at the intersection of the square and the material. By following these steps, you can accurately measure and mark a 168.75-degree angle using a steel square.

Q: Can a steel square be used for surveying work?: Yes, a steel square can be used for surveying work. A steel square, also known as a framing square or carpenter's square, is a versatile and reliable tool commonly used in construction and woodworking. While it may not be the most precise or accurate tool for surveying purposes, it can still be used in certain surveying tasks that do not require high levels of precision. For example, a steel square can be used to measure right angles, determine level and plumb lines, and establish basic alignments. However, for more precise and accurate surveying work, specialized surveying instruments such as total stations or GPS receivers would be more appropriate.

Q: Can a steel square be used for checking the squareness of a door frame corner?: Yes, a steel square can be used for checking the squareness of a door frame corner. A steel square is a measuring tool that is specifically designed to determine if a corner or angle is perfectly square. By placing the steel square against the corner of the door frame, you can compare the edges of the square with the edges of the frame to check for any discrepancies. If the edges of the square align perfectly with the edges of the frame, then the corner is square. However, if there is any gap or misalignment, then the corner is not square, indicating that adjustments need to be made to ensure proper installation of the door.

Q: How do you use a steel square to ensure the correct angle for a mitered corner joint?: To use a steel square for a mitered corner joint, you would place the square against the corner with one arm flush against one side and the other arm against the adjoining side. This will help you determine if the angle is a perfect 90 degrees or if it needs adjustment.

Q: How do you use a steel square to lay out stairs?: Before beginning the process of laying out stairs, it is necessary to gather the essential tools: a steel square, a tape measure, a pencil, and a saw. To commence, establish the desired height of each stair riser, ensuring uniformity throughout the staircase for safety purposes. Measure the total height from the top to the bottom of the stairs and divide it by the desired riser height to ascertain the required number of steps. Subsequently, employ the steel square to indicate the dimensions of the rise and run on a stringer board, which serves as the inclined support. The rise denotes the vertical height of the step, while the run indicates its horizontal depth. The steel square possesses markings that facilitate the determination of these dimensions. To mark the rise, position the steel square against the stringer board, aligning the square's corner with the lower edge of the board. Locate the marking corresponding to the desired rise height and draw a line across the board. For the run, once again place the steel square against the stringer board, this time aligning the corner with the previously drawn rise line. Identify the marking corresponding to the desired run depth and draw a perpendicular line across the board. Repeat these steps for each step, maintaining consistency by employing the same measurements for both the rise and run. It is crucial to verify the accuracy of your measurements and markings. Once all the steps are marked on the stringer board, employ a saw to cut along the drawn lines. Exercise caution to ensure the steps fit correctly by staying within the marked lines. Lastly, assemble the stairs by attaching the stringer board to the structural support and securing the treads (the horizontal section of each step) to the stringer board. Utilize screws or nails to fasten them securely, ensuring even spacing and levelness. By adhering to these steps and utilizing a steel square for the layout of stairs, you can construct a secure and well-structured staircase.

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