• Hot Rolled Square Steel Bars Q235, A36 with Cr System 1
  • Hot Rolled Square Steel Bars Q235, A36 with Cr System 2
  • Hot Rolled Square Steel Bars Q235, A36 with Cr System 3
Hot Rolled Square Steel Bars Q235, A36 with Cr

Hot Rolled Square Steel Bars Q235, A36 with Cr

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get latest price
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
200000 m.t./month

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Item specifice

Standard:
AISI,JIS,GB,ASTM
Technique:
Hot Rolled
Shape:
Square
Surface Treatment:
Black
Steel Grade:
Q195,Q235,Q235B,SS400-SS490
Certification:
ISO,SGS,BV
Thickness:
20
Length:
60000
Net Weight:
2000

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

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

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

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

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:How do you use a steel square to find angles for coping cuts?
To determine angles for coping cuts, there are several steps you should follow: 1. Begin by identifying the specific angle you need to cut, whether it is a corner angle or a miter joint angle. 2. Position the steel square on the workpiece, ensuring that one side of the square is aligned with the material's edge. 3. Rotate the square until the opposite side is aligned with the adjacent edge or surface. This will create a corner where the two material edges meet. 4. Once the square is aligned correctly, use a pencil or scribe to mark the angle on the workpiece by drawing along the square's edge. 5. Remove the square from the workpiece and extend the marked line as necessary. 6. Finally, execute the coping cut along the marked line using the appropriate tool, such as a coping saw or jigsaw. By utilizing a steel square to determine angles for coping cuts, you can accurately transfer the angle from one material piece to another, ensuring a precise fit for your project. It is crucial to verify your measurements and make any required adjustments prior to making the final cut.
Q:What are some common measurements that can be taken with a steel square in electrical work?
Some common measurements that can be taken with a steel square in electrical work include checking right angles, measuring and marking straight lines, finding the center point of a board or panel, determining the depth of a hole or conduit, and verifying the alignment of electrical boxes or fixtures.
Q:Can a steel square be used for checking the flatness of surfaces?
The flatness of surfaces can be checked using a steel square. This versatile tool is commonly utilized in woodworking and metalworking. It is comprised of a flat, straight edge and a perpendicular, right-angle edge that enables precise measurements and alignments. To assess surface flatness, simply place the steel square on the surface and observe its positioning. If the surface is completely flat, the square will maintain consistent contact along its entire length. Conversely, if the surface is uneven, you will notice gaps or inconsistent contact between the square and the surface. While using a steel square for flatness checks is a quick and straightforward method, it's important to acknowledge that it may not provide the same level of accuracy as specialized tools like a surface plate or straight edge ruler. For critical applications or highly precise measurements, it is advisable to employ more accurate instruments.
Q:Can a steel square be used for wainscoting installation?
Yes, a steel square can be used for wainscoting installation. A steel square is a versatile and durable tool that is commonly used in carpentry and woodworking projects. Its primary purpose is to assist in measuring and marking right angles and ensuring accurate cuts and joinery. When installing wainscoting, a steel square can be used to mark and measure the height and width of the panels, as well as to ensure proper alignment and levelness during installation. It can also be used to check for squareness and make precise cuts when trimming the panels to fit around corners or obstacles. Overall, a steel square can be a valuable tool for achieving precise and professional-looking wainscoting installation.
Q:How do you use a steel square for creating accurate half-lap joints?
To use a steel square for creating accurate half-lap joints, follow these steps: 1. Measure and mark the desired length of the half-lap joint on both pieces of wood. 2. Place the steel square on one of the marked lines, aligning one edge of the square with the mark. 3. Draw a line along the other edge of the square, extending it to the end of the wood piece. 4. Repeat this process on the other piece of wood, ensuring the lines are parallel. 5. Use a saw to carefully cut along the marked lines, ensuring the cuts are straight and accurate. 6. Test-fit the two pieces together to check the accuracy of the joint. Make any necessary adjustments if the fit is too tight or loose. 7. Once satisfied with the fit, glue or fasten the joint together securely.
Q:How do you use a steel square for creating accurate half-lap joints?
For achieving precise half-lap joints, follow these steps by utilizing a steel square: 1. Begin by measuring and marking the desired dimensions of the half-lap joint on the wooden pieces that will be joined together. It is crucial to ensure that the marks are accurate and properly aligned. 2. Place the steel square on the edge of one of the wooden pieces, aligning one of its edges with the wood's edge. It is important to hold the square firmly in its position. 3. Employ a pencil or marking knife to trace along the inner edge of the square onto the wood. This action will transfer the square's 90-degree angle onto the wood, which is essential for creating a precise half-lap joint. 4. Repeat the aforementioned tracing process on the other wooden piece that will be involved in the half-lap joint. Be certain that the marks align with those on the first piece of wood. 5. Now, utilizing a saw, carefully cut along the marked lines on both wooden pieces. It is imperative to stay as close to the marked lines as possible to guarantee a tight and accurate fit for the half-lap joint. 6. Once the cuts are completed, test-fit the two wooden pieces together. They should fit snugly, resulting in a seamless joint. If necessary, make slight adjustments using a chisel or sandpaper to achieve a flawless fit. By utilizing a steel square, one can guarantee accurately marked and cut half-lap joints, leading to strong and precise connections between the wooden pieces.
Q:Can a steel square be used for stair-building projects?
Certainly! A steel square is capable of being utilized in stair-building endeavors. Commonly known as a framing square or carpenter's square, this versatile tool is frequently employed in woodworking and construction undertakings. With its 90-degree angle, it is ideal for measuring and delineating right angles, a crucial element in stair construction. By means of a steel square, one can assess the precision of cuts and angles, guarantee the proper positioning of stringers and treads, and confirm the levelness and stability of the stair framework. This enduring and dependable instrument is applicable for both residential and commercial stair-building ventures.
Q:Can a steel square be used for shed layout and construction?
Yes, a steel square can be used for shed layout and construction. A steel square, also known as a framing square or carpenter's square, is a versatile tool that can be used to measure and mark angles, check for squareness, and lay out straight lines and right angles. It is widely used by carpenters and builders for various construction projects, including sheds. With its durable steel construction, it provides accuracy and stability, making it a reliable tool for shed layout and construction. Whether it's marking and cutting lumber, checking for squareness during assembly, or ensuring precise angles, a steel square can be a valuable asset in the shed building process.
Q:How do you use a steel square to create cove cuts?
To use a steel square to create cove cuts, you can follow these steps: 1. Begin by marking the desired cove shape on the workpiece, using a pencil or marking tool. 2. Position the steel square on the marked line, aligning one edge of the square with the curve. 3. Hold the square firmly in place and use a pencil or scribe to trace along the inside edge of the square, transferring the curve onto the workpiece. 4. Repeat this process at different points along the curve to ensure accuracy and smoothness. 5. Once the curve is traced, you can use a jigsaw, coping saw, or any other suitable cutting tool to carefully cut along the marked line, following the curve. 6. After the cut is complete, you may need to smooth and refine the cove using sandpaper, a file, or other finishing tools, depending on the desired result. Remember to take your time, use caution, and always wear appropriate safety gear when working with tools and machinery.
Q:How do you use a steel square to find the length of a stair riser?
To find the length of a stair riser, one can utilize a steel square by following these steps: 1. Begin by aligning the steel square against the vertical riser of the stair. Make sure that the long side of the square is flush with the riser, while the short side is perpendicular to it. 2. Proceed by positioning the square in a way that the short side is in line with the edge of the riser. Simultaneously, ensure that the long side extends up and over the tread of the stair. 3. Securely hold the square in place and mark the point at which the long side intersects with the stair's tread. This mark will indicate the length of the stair riser. 4. Measure the distance between the mark made and the edge of the riser using a measuring tape or ruler. This measurement will provide the exact length of the stair riser. By employing a steel square in this manner, one can accurately ascertain the length of a stair riser, which is crucial for the proper construction and safety of the stairs.

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