• Specifications of GB Q235 Equal Angle Steel or  Uneual angle System 1
  • Specifications of GB Q235 Equal Angle Steel or  Uneual angle System 2
  • Specifications of GB Q235 Equal Angle Steel or  Uneual angle System 3
  • Specifications of GB Q235 Equal Angle Steel or  Uneual angle System 4
  • Specifications of GB Q235 Equal Angle Steel or  Uneual angle System 5
Specifications of GB Q235 Equal Angle Steel or  Uneual angle

Specifications of GB Q235 Equal Angle Steel or Uneual angle

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

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1.    Structure of Angle Steel Description

Angle steel has equal angle, unequal angle. Standards: GB,ASTM,BS,AISI,DIN,JIS Material:Material: GB Q235B, Q345B or Equivalent; ASTM A36; EN 10025, S235JR, S355JR; JIS G3192, SS400; SS540.

Sizes:

 

Sizes: 25mm-250mm

a*t

25*2.5-4.0

70*6.0-9.0

130*9.0-15

30*2.5-6.6

75*6.0-9.0

140*10-14

36*3.0-5.0

80*5.0-10

150*10-20

38*2.3-6.0

90*7.0-10

160*10-16

40*3.0-5.0

100*6.0-12

175*12-15

45*4.0-6.0

110*8.0-10

180*12-18

50*4.0-6.0

120*6.0-15

200*14-25

60*4.0-8.0

125*8.0-14

250*25

Material details:

Alloy No

Grade

Element (%)

C

Mn

S

P

Si

 

 

 

 

 

 

 

Q235

B

0.12—0.20

0.3—0.7

≤0.045

≤0.045

≤0.3

 

 

 

 

 

 

 

Alloy No

Grade

Yielding strength point( Mpa)

Thickness (mm)

≤16

>16--40

>40--60

>60--100

 

 

 

 

 

 

Q235

B

235

225

215

205

Alloy No

Grade

Tensile strength (Mpa)

Elongation after fracture (%)

Thickness (mm)

 

≤16

>16--40

>40--60

>60--100

 

 

 

 

 

 

 

Q235

B

375--500

26

25

24

23

2.Main Features of angle steel

  • Broad-spectrum

  • High quantity

  • High strength

 

3.Usage & Applications of GB Q235 Angle Steel

  • Trusses

  • Transmission towers;

  • Telecommunication towers;

  • Bracing for general structures;

  • Stiffeners in structural use.

 

4.Packaging & Delivery of GB Q235 Angle Steel

  • Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.With bundles and load in 20 feet/40 feet container, or by bulk cargo, also we could do as customer's request.

  • Marks:

        Color mark: There will be color marking on both end of the bundle for the  cargo  delivered by bulk vessel. That makes it easily to distinguish at the destination port.

Tag mark: There will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.

 

Specifications of GB Q235 Equal Angle Steel or  Uneual angleSpecifications of GB Q235 Equal Angle Steel or  Uneual angle

 

Specifications of GB Q235 Equal Angle Steel or  Uneual angle

5.FAQ

We have organized several common questions for our clients,may help you sincerely:

①How about your company?

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel,is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

②How to guarantee the quality of the products?

We have established the international advanced quality management system,every link from raw material to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

③How long can we receive the product after purchase?

In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.

 

 

Q: Can steel angles be used in the construction of airport terminals?
Yes, steel angles can be used in the construction of airport terminals. Steel angles are commonly used in construction for their strength, durability, and versatility. They are often used in framing, supports, and bracing structures. In airport terminal construction, steel angles can be used for various applications such as supporting structural beams, framing windows and doors, creating partitions, and reinforcing walls and columns. Additionally, steel angles can be easily welded, bolted, or fastened together, allowing for efficient construction and flexibility in design. Overall, steel angles are a reliable and cost-effective choice for the construction of airport terminals.
Q: Can steel angles be used for handrail supports?
Indeed, handrail supports can utilize steel angles. In the realm of construction, steel angles are frequently employed to furnish structural support and ensure stability. These L-shaped steel components possess remarkable strength and durability. Once carefully installed and firmly fastened, steel angles can proficiently uphold handrails, furnishing a robust framework for individuals to lean on or grasp whilst ascending stairs or traversing elevated surfaces. The selection of steel angles for handrail supports hinges on considerations such as the desired load capacity, design specifications, and adherence to local building codes.
Q: Can steel angles be welded together?
Steel angles can indeed be joined together through welding. Welding is a widely used method in various industries to connect steel angles and other steel components. This process involves melting the base metals that need to be joined and introducing a filler material to create a robust and permanent bond. By welding angles together, structural connections, support frames, and other applications that require strong and long-lasting joints can be created. The choice of welding technique, such as MIG (Metal Inert Gas) welding, TIG (Tungsten Inert Gas) welding, or stick welding, depends on the specific requirements of the project. To achieve successful and reliable welded joints, it is crucial to adhere to proper welding procedures, which include selecting suitable welding techniques, using the appropriate welding consumables, and ensuring proper preparation and alignment of the steel angles.
Q: What are the different manufacturing processes for steel angles?
There are several different manufacturing processes for steel angles, each with its own advantages and applications. 1. Hot Rolling: This is the most common method used for manufacturing steel angles. It involves heating a large billet of steel and passing it through a series of rollers to shape it into the desired angle. The hot rolling process allows for precise control over the dimensions and shape of the angle, resulting in high-quality products. 2. Cold Drawing: In this process, a steel billet is pulled through a die to form the angle shape. The cold drawing process is typically used for smaller and more intricate angles, as it allows for greater control over the final dimensions and surface finish. It also results in improved mechanical properties, such as increased strength and hardness. 3. Extrusion: Steel angles can also be manufactured through extrusion, which involves forcing a heated billet of steel through a die using high pressure. This process is commonly used for producing complex and custom-designed angles with unique cross-sectional profiles. 4. Bending: Another method for manufacturing steel angles is bending, where a flat piece of steel is bent into the desired angle shape using specialized machinery. This process is often used for producing smaller angles with specific dimensions or custom requirements. 5. Welding: Steel angles can be manufactured by welding together two or more steel plates or sections. This process is commonly used for producing large and heavy-duty angles that require additional strength and stability. Each of these manufacturing processes offers its own benefits and is suitable for specific applications. The choice of process depends on factors such as the desired dimensions, tolerances, surface finish, mechanical properties, and production volume.
Q: Can steel angles be used as supports for mechanical or HVAC ducts?
Yes, steel angles can be used as supports for mechanical or HVAC ducts. Steel angles are commonly used in construction and engineering as they provide structural support and stability. They are strong and durable, capable of withstanding heavy loads and maintaining their shape over time. When properly installed, steel angles can effectively support the weight of mechanical or HVAC ducts, ensuring that they stay in place and do not sag or collapse. Additionally, steel angles can be easily customized and adjusted to fit specific duct sizes and configurations. Overall, steel angles are a reliable and cost-effective solution for supporting mechanical or HVAC ducts.
Q: What are the different surface treatments for steel angles?
There are several different surface treatments available for steel angles, each designed to enhance their durability, appearance, and resistance to corrosion. Some of the common surface treatments for steel angles include: 1. Hot-dip galvanizing: This process involves immersing the steel angles in a bath of molten zinc, which forms a protective coating on the surface. Galvanizing provides excellent corrosion resistance and is ideal for outdoor applications where the angles may be exposed to moisture and harsh weather conditions. 2. Powder coating: Powder coating involves applying a dry powder paint to the surface of the steel angles. The angles are then heated, causing the powder to melt and form a smooth, durable coating. Powder coating provides a wide range of color options and improves the angles' resistance to chipping, scratching, and fading. 3. Electroplating: Electroplating involves depositing a layer of metal onto the surface of the steel angles through an electrochemical process. Common metals used for electroplating include zinc, nickel, and chrome. Electroplating provides both aesthetic appeal and enhanced resistance to corrosion. 4. Priming and painting: Priming and painting involves applying a layer of primer followed by a coat of paint to the steel angles. Priming helps improve adhesion and provides a smooth surface for the paint to adhere to. Painting not only enhances the appearance of the angles but also provides some protection against corrosion. 5. Anodizing: Anodizing is typically used for aluminum angles rather than steel, but it can also be applied to steel. This process involves creating an oxide layer on the surface of the angles by subjecting them to an electrolytic process. Anodizing improves the angles' corrosion resistance, hardness, and color stability. It is important to choose the appropriate surface treatment for steel angles based on the specific application and environmental conditions they will be exposed to. Each treatment offers unique benefits in terms of corrosion resistance, aesthetics, and durability, so carefully considering these factors will help ensure the longevity and performance of the steel angles.
Q: What are the different methods for protecting steel angles from corrosion?
There are several methods for protecting steel angles from corrosion, including the use of protective coatings such as paint or galvanization, applying corrosion inhibitors, using sacrificial anodes, implementing cathodic protection systems, and regular maintenance and inspection of the angles to identify and address any potential corrosion issues.
Q: How do steel angles perform in chemical industry applications?
Steel angles are commonly used in chemical industry applications due to their excellent strength, durability, and corrosion resistance. They can withstand harsh chemical environments, making them ideal for supporting structures, platforms, and equipment in chemical plants. Additionally, steel angles can be easily welded, providing flexibility in design and construction.
Q: How do steel angles perform in terms of thermal expansion and contraction?
Steel angles have a low coefficient of thermal expansion, which means they are relatively resistant to expansion and contraction due to temperature changes. This makes them a reliable choice for structures that require stability and minimal distortion under varying thermal conditions.
Q: Can steel angles be used as lintels or beams in construction?
Yes, steel angles can be used as lintels or beams in construction. Steel angles are versatile structural elements that can provide support and strength to various types of structures. They are commonly used in construction projects for their ability to bear heavy loads and resist bending or warping. When used as lintels, steel angles are typically installed horizontally above doors and windows to distribute the weight of the structure above and prevent the opening from sagging. As beams, steel angles can be used to support floors, roofs, or other structural components. They are often preferred for their durability, versatility, and cost-effectiveness compared to other materials. However, it is important to consult with a structural engineer or construction professional to ensure that the specific steel angles being used are suitable for the intended application and meet the required building codes and standards.

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