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Product Description:

Stainless Steel Angles

1.Grade: SS200,300,400 series

2.Size: 25×25×3 mm-100×100×10mm

3.Process: HRAP

4. Length: 2-6m

5. Shape: Equal

6. Delivery: within 20 days

7. MOQ: 1 ton

8. Certificate: ISO 9001:2008, SGS

9. Package:Standard Export Packing, or put into wooden boxes according to your

requirement

10. Application: Construction, Marine, Industry and so on

Name	Stainless Steel Angles
Standard	ASTM A554, A312, A249, A269 and A270
Material Grade	304,316,201,202, 316L,430
Length	6m or as customers' request
Tolerance	a) thickness: +/-0. 15mm

	b) Length:+/-4. 5mm - 0mm
Surface	180G, 320G, 400G Satin / Hairline(Matt Finish, Brush, Dull Finish) 400G, 500G, 600G or 800G Mirror finish
Application	Decoration construction, upholstery, industry instruments
Test	Squash test, Extended test, Water pressure test, Crystal rot test, Heat treatment, NDT
Chemical Composition of Material	Composition Material	201	202	304	316L	430
	C	≤0.15	≤0.15	≤0.08	≤0.08	≤0.12
	Si	≤1.00	≤1.00	≤1.00	≤1.00	≤1.00
	Mn	5.5-7.5	7.5-10	≤2.00	≤2.00	≤1.00
	P	≤0.06	≤0.06	≤0.045	≤0.045	≤0.040
	S	≤0.03	≤0.03	≤0.030	≤0.030	≤0.030
	Cr	16-18	17-19	18-20	16-18	16-18
	Ni	3.5-5.5	4-6	8-10.5	10-14
	Mo				2.0-3.0
Mechanical Property	Material Item		201	202	304	316L
	Tensile Strength		≥535	≥520	≥520	≥520
	Yield Strength		≥245	≥205	≥205	≥205
	Extension		≥30%	≥30%	≥35%	≥35%
	Hardness (HV)		<253	<253	<200	<200

Q:What are the common connections or fasteners used with steel angles?: Common connections or fasteners used with steel angles include bolts, screws, welds, and rivets. Bolts and screws are often used to attach steel angles to other structural elements or to secure multiple angles together. Welding is a common method of joining steel angles, where the angles are heated and fused together to create a strong bond. Rivets are another option for connecting steel angles, where a metal pin is inserted through holes in the angles and then hammered or mechanically pressed to secure them. The choice of connection or fastener depends on the specific application, load requirements, and desired aesthetics.

Q:How do you prevent steel angles from warping?: There are several measures you can take to prevent steel angles from warping: 1. Proper storage: Ensure that steel angles are stored in a dry and controlled environment to avoid exposure to moisture. Moisture can lead to rust and warping of the angles. Use pallets or racks to store them horizontally to minimize any bending stress. 2. Controlled cooling: During the fabrication process, it is important to have controlled cooling to prevent rapid temperature changes that can induce warping. Gradual cooling methods, such as air cooling or controlled cooling baths, can help avoid thermal stresses and minimize warping. 3. Minimize heat input during welding: When welding steel angles, excessive heat input can cause localized thermal expansion and contraction, leading to warping. Use proper welding techniques, such as shorter welding times, smaller weld beads, and intermittent welding, to minimize heat input and control the temperature gradient. 4. Preheating and post-welding stress relief: For thicker or high-strength steel angles, preheating them before welding can help reduce the risk of warping. Additionally, performing post-welding stress relief heat treatments can help relieve any residual stresses within the material and prevent warping. 5. Proper handling and transportation: When transporting steel angles, ensure that they are adequately supported and secured to avoid any bending or flexing during transit. Avoid dropping or mishandling the angles, as this can introduce structural deformations that lead to warping. By implementing these preventive measures, you can minimize the risk of steel angles warping and ensure their structural integrity for various applications.

Q:How do you prevent and address corrosion in steel angles?: To prevent and address corrosion in steel angles, several measures can be taken. Firstly, applying a protective coating such as paint or galvanization can create a barrier between the steel and corrosive elements. Regular maintenance and inspection are also crucial to identify and address any signs of corrosion early on. Additionally, keeping the steel angles clean and dry, and avoiding contact with corrosive substances, can significantly reduce the risk of corrosion. Implementing proper drainage and ventilation systems in areas where steel angles are installed can also help prevent moisture buildup, which is a common cause of corrosion.

Q:Can steel angles be used for outdoor applications?: Yes, steel angles can be used for outdoor applications. Steel angles are typically made from weather-resistant materials such as stainless steel or galvanized steel, which makes them suitable for outdoor use. Their durability, strength, and resistance to corrosion make them a popular choice for various outdoor applications such as construction, fencing, and support structures.

Q:Can steel angles be used as support brackets?: Yes, steel angles can be used as support brackets. They are commonly used in construction and engineering projects to provide structural support and stability. Steel angles offer strength and durability, making them suitable for supporting various loads and reinforcing structures.

Q:Can steel angles be bolted or fastened together?: Yes, steel angles can be bolted or fastened together. Steel angles are commonly used in construction and structural applications to provide support and stability. They can be bolted or fastened together using various methods such as welding, drilling, or using specialized connectors like angle brackets or gussets. Bolting or fastening steel angles together provides additional strength and rigidity to the structure, making it more stable and resistant to external forces.

Q:How do you specify steel angles in a construction project?: When specifying steel angles in a construction project, one must consider their dimensions, grade, and any additional requirements. The dimensions are typically described as the length of each leg and the thickness of the material. For instance, a common specification may be "2-inch by 2-inch by 1/4-inch steel angle". The grade of the steel angle is also crucial to determine its strength and durability. Common grades include A36, A572, and A588. The selection of the grade depends on the project's structural requirements and environmental conditions. Apart from dimensions and grade, any additional requirements like corrosion resistance, fire resistance, or special finishes should be clearly stated. For example, if the steel angles will be exposed to outdoor elements, they might need to be hot-dip galvanized or coated with a protective paint. It is essential to refer to relevant codes and standards, such as the American Institute of Steel Construction (AISC) manual, for guidance on specifying steel angles in a construction project. These codes provide guidelines on allowable stress, design criteria, and other factors to ensure the safe and efficient use of steel angles in structural applications.

Q:Can steel angles be used in the construction of industrial chimneys?: Yes, steel angles can be used in the construction of industrial chimneys. Steel angles provide structural support and stability to the chimney, making them a common choice in industrial construction projects.

Q:What is the process of punching holes in steel angles?: The process of punching holes in steel angles typically involves using a specialized machine called a punch press. The steel angle is securely clamped into the machine, and then a punch and die set is aligned with the desired location for the hole. The machine is then activated, and the punch is driven into the steel angle, creating a hole. This process can be repeated multiple times to create multiple holes in the steel angle, if needed.

Q:Can steel angles be used for scaffolding?: Indeed, scaffolding can make use of steel angles. These angles, frequently utilized in construction, are frequently chosen for their robustness and endurance. When incorporated into a scaffolding framework, they can furnish stability and assistance. By effortlessly connecting and fastening steel angles, a reliable structure can be established, enabling workers to securely access elevated zones during construction or maintenance endeavors. Nevertheless, it is crucial to verify that the steel angles employed for scaffolding satisfy the required safety guidelines and regulations, ensuring the stability and soundness of the scaffolding structure.

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