• Q195 Square bar square bar for construction System 1
  • Q195 Square bar square bar for construction System 2
Q195 Square bar square bar for construction

Q195 Square bar square bar for construction

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Loading Port:
Shanghai
Payment Terms:
TT or LC
Min Order Qty:
10000 m.t.
Supply Capability:
100000 m.t./month

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Product Description:

OKorder is offering Q195 Square Bar square Bar for construction at great prices 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:

Q195 Square Bar square Bar for construction are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

 

Product Advantages:

OKorder's Square Bar are durable, strong, and resist corrosion.

 

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 Specifications:

 

We offer Square Steel Bar with grade Q195 / Q235

Specifications of Square Steel Bar:

-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 Square Steel Bar:

 

Section of Square Steel Bar.

(The section of Square Steel Bar)

 

-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

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.

FAQ:

Q1: What makes stainless steel stainless?

A1: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.

Q2: Can stainless steel rust?

A2: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.

 

 

Q:Can a steel square be used for checking the squareness of a cabinet door opening?
Indeed, the squareness of a cabinet door opening can be assessed with a steel square. In woodworking and construction, a steel square is frequently employed to guarantee precise right angles along corners and edges. Comprising of a lengthy and a shorter arm intersecting at a 90-degree angle, this tool is put against the corners of the cabinet door opening to ascertain whether the angles are flawlessly square or necessitate adjustments. This step is crucial in guaranteeing the proper fit and optimal functionality of the cabinet door subsequent to installation.
Q:Can a steel square be used for creating parallel lines?
Indeed, the utilization of a steel square enables the creation of parallel lines. Recognized as a framing square or carpenter's square, this adaptable instrument is employed by carpenters, woodworkers, and various other skilled professionals for manifold objectives, one of which is the marking of parallel lines. The elongated and unswerving edges of a steel square facilitate precise and accurate measurements, rendering it suitable for the establishment of parallel lines in the realm of construction projects, woodworking, and layout work. Through the alignment of one edge of the square with an existing line or edge, coupled with the application of a pencil or marking utensil along the other edge, the marking or drawing of parallel lines can be effortlessly achieved.
Q:What are some alternative uses for a steel square?
A steel square has multiple alternative uses: 1. As a measuring tool: In addition to its main function of measuring right angles and checking corners for squareness, a steel square can be used as a general measuring tool for straight edges and short distances. Its accuracy and durability make it a reliable substitute for a ruler or tape measure. 2. As a carpenter's guide: A steel square can serve as a versatile guide for carpentry projects. It can be used to mark straight lines, cut accurate angles, and ensure precise measurements for various woodworking tasks. It is particularly helpful when constructing staircases, framing walls, or building furniture. 3. As a leveling aid: Due to its flat surface and right-angle edges, a steel square can assist in leveling objects. By placing it against a surface or using it as a straightedge, it helps determine if an item is level or plumb, making it useful for hanging pictures, shelves, or aligning tiles during installation. 4. As a drawing aid: Artists and architects often utilize a steel square for drawing straight lines and right angles. It can be used as a guide to create precise geometric shapes or as a reference tool to ensure accurate proportions and perspective in artwork or technical drawings. 5. As a cutting guide: When using a utility knife or a circular saw, a steel square can be employed as a cutting guide. By clamping it down securely and sliding the blade along its edge, it helps create straight and accurate cuts, especially for long or repetitive cuts. 6. In welding and metalworking: Steel squares are widely used in welding and metalworking industries. They can be used to ensure precise angles and measurements when fabricating metal structures or welding components together. The square's robustness and heat resistance make it an essential tool for achieving accurate weld joints. 7. As a masonry tool: In bricklaying or masonry work, a steel square can be employed to check the corners for squareness, ensuring that walls or structures are built accurately. It can also be used to mark cutting lines on bricks or as a guide for shaping mortar joints. 8. For DIY projects: A steel square is a handy tool for various DIY projects around the house. It can be used to measure, mark, and check angles when installing tiles, framing walls, or building decks. Its versatility and reliability make it a valuable addition to any DIY enthusiast's toolbox. In conclusion, the steel square's durability, precision, and multifunctionality allow it to be utilized in numerous ways beyond its traditional role, making it an indispensable tool for various trades and hobbies.
Q:Are steel squares rust-resistant?
Yes, steel squares are typically rust-resistant due to the protective coating or alloy composition used in their construction.
Q:How do you use a steel square to ensure the correct angle for a finger joint?
For ensuring the correct angle of a finger joint using a steel square, follow these steps: 1. Get the materials: You will require a steel square, a pencil or marking tool, and the wooden pieces you will join together. 2. Mark the wood: Utilize the pencil or marking tool to create a reference line on each wooden piece where the finger joint will be positioned. This line will assist in aligning the steel square accurately. 3. Position the steel square: Place the steel square against the edge of one wooden piece, ensuring that the reference line aligns with one of the square's edges. Make sure the square is securely held and flush against the wood. 4. Mark the angle: With the steel square in position, employ the square's edge to mark the angle on the wood. This will assist in cutting the joint precisely. 5. Repeat for the other piece: After marking the angle on one wooden piece, repeat the process for the other piece by aligning the steel square with the reference line on the second piece and marking the angle. 6. Verify the angles: Before cutting the joint, verify that the angles marked on both wooden pieces match each other. This ensures a proper fit when joining the two pieces together. 7. Cut the joint: Carefully cut along the marked angles using a saw or suitable cutting tool to create the finger joint. Take your time and make accurate cuts to achieve a tight and precise joint. Remember to practice and be precise when using a steel square for finger joints. Take your time, measure accurately, and ensure to follow safety precautions when working with cutting tools.
Q:What are some common measurements that can be taken with a steel square in plumbing rough-ins?
Some common measurements that can be taken with a steel square in plumbing rough-ins include determining angles for cutting pipes, checking for squareness and alignment of pipes and fixtures, measuring distances and dimensions accurately, and ensuring proper fit and alignment of pipes and fittings.
Q:Can a steel square be used for measuring the depth of a well?
No, a steel square cannot be used for measuring the depth of a well. The steel square is primarily used for measuring and marking right angles, not for measuring depth.
Q:How do you use a steel square to check the squareness of a woodworking joint?
To use a steel square to check the squareness of a woodworking joint, you would place the square against the joint to ensure that the edges are perfectly perpendicular or at a 90-degree angle. By aligning the square with the joint, you can visually inspect if the joint is square or if adjustments are needed to achieve the desired squareness.
Q:How do you use a steel square to find the square footage of a pool?
To use a steel square to find the square footage of a pool, you would need to measure the length and width of the pool using the steel square. Once you have these measurements, you can multiply them together to calculate the square footage of the pool.
Q:Can a steel square be used for measuring the thickness of glass?
Measuring the thickness of glass with a steel square is not possible. The purpose of a steel square is to measure angles and guarantee precise right angles in carpentry and woodworking tasks. It is not intended or appropriate for gauging the thickness of glass. For accurate measurements of glass thickness, specialized instruments like calipers or micrometers are commonly employed, providing precise results.

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