Bulb Flat Steel for Ship and Bridge Building

Bulb Flat Steel for Ship and Bridge Building System 1

Bulb Flat Steel for Ship and Bridge Building

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 20000 m.t./month

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Specifications

Bulb Flat Steel for Ship and Bridge Building
1.certificate: LR DNV RINA GL BV NK KR ABS CCS
2.factory
3.80*5~340*14mm

Bulb Flat Steel for Ship and Bridge Building

Specification: 80x5mm~430x20mm (HP80-HP430)
Grade: A, A32, A36

Bulb Flat steel for shipbuilding

Bulb Flat Steel for Ship and Bridge Building

11:48:45

Model	Dimensional					Section Area	Theoretical Weight	Grade
Model	b	t	h	r1	r	cm2	kg/m	Grade
HP80X5	80	5	19	4	≤1.5	5.41	4.25	A A32 A36
HP80X6	80	6	20	4	≤2	6.21	4.88
HP100X7	100	7	22.5	4.5		8.74	6.86
HP100X8	100	8	23.5	4.5		9.74	7.65
HP120X6	120	6	23	5		9.32	7.32
HP120X7	120	7	24	5		10.52	8.26
HP120X8	120	8	25	5		11.72	9.2
HP140X7	140	7	26	5.5		12.43	9.75
HP140X8	140	8	27	5.5		13.83	10.85
HP140X10	140	10	29	5.5	≤3	16.63	13.05
HP160X7	160	7	29	6	≤2	14.6	11.46
HP160X8	160	8	30	6		16.2	12.27
HP160X9	160	9	31	6		17.8	13.97
HP160X11	160	11	33	6	≤3	21	16.49
HP180X8	180	8	33	7	≤2	18.86	14.8
HP180X9	180	9	34	7	≤2	20.66	16.22
HP180X10	180	10	35	7	≤3	22.46	17.63
HP180X11	180	11	36	7	≤3	24.26	19.04
HP200X9	200	9	37	8	≤2	23.06	18.57
HP200X10	200	10	38	8	≤3	25.66	20.14
HP200X11	200	11	39	8		27.66	21.71
HP200X12	200	12	40	8		29.66	23.28
HP220X10	220	10	41	9		29	22.77
HP220X11	220	11	42	9		31.2	24.5
HP220X12	220	12	43	9		33.4	26.22
HP240X10	240	10	44	10		32.49	25.5
HP240X11	240	11	45	10		34.89	27.39
HP240X12	240	12	46	10		37.29	29.27
HP260X10	260	10	47	11		36.11	28.35
HP260X11	260	11	48	11		38.71	30.39
HP260X12	260	12	49	11		41.31	32.43
HP280X11	280	11	51	12		42.68	33.5
HP280X12	280	12	52	12		45.48	35.7
HP280X13	280	13	53	12		48.28	37.9
HP300X11	300	11	54	13		46.78	36.7
HP300X12	300	12	55	13		49.79	39.09
HP300X13	300	13	56	13		52.79	41.44
HP320X12	320	12	58	14		54.25	42.6
HP320X13	320	13	59	14		57.25	45.09
HP320X14	320	14	60	14		60.85	47.6
HP340X12	340	12	61	15	≤3	58.84	46.2
HP340X13	340	13	62	15	≤3	62.24	48.86
HP340X14	340	14	63	15	≤4	65.54	51.5

Q: Are there any safety considerations when working with steel flat bars?: Yes, there are several safety considerations when working with steel flat bars. Firstly, steel flat bars can be heavy, so it is important to use proper lifting techniques and equipment to prevent back injuries. Additionally, steel bars may have sharp edges or corners that can cause cuts or punctures, so wearing appropriate personal protective equipment, such as gloves and safety glasses, is essential. When cutting or shaping steel flat bars, sparks and metal fragments can be produced, so it is crucial to work in a well-ventilated area and use eye and respiratory protection. Finally, when using power tools or welding equipment, it is important to follow proper safety protocols and receive proper training to minimize the risk of accidents or injuries.

Q: Can steel flat bars be used in fire-resistant structures?: Yes, steel flat bars can be used in fire-resistant structures. Steel is inherently a fire-resistant material due to its high melting point and low thermal conductivity. In addition to that, steel flat bars are often used in construction for their strength, durability, and versatility. They can be incorporated into fire-resistant structures such as fire-resistant walls, doors, and frames. Steel flat bars can also be used as structural supports and reinforcements in fire-resistant buildings. However, it is important to note that fire-resistant structures require careful design and construction, including the use of appropriate fire-resistant coatings or insulation materials to enhance the overall fire resistance of the building.

Q: Can steel flat bars be used for making brackets or supports for lighting fixtures?: Yes, steel flat bars can be used for making brackets or supports for lighting fixtures. Steel flat bars are strong and durable, making them suitable for providing structural support and stability to lighting fixtures. Additionally, steel's high load-bearing capacity ensures that the brackets can effectively hold the weight of the lighting fixtures.

Q: Can steel flat bars be used for load-bearing applications?: Yes, steel flat bars can be used for load-bearing applications. Steel is known for its high strength and durability, making it suitable for supporting heavy loads. Flat bars provide a stable and solid base for load-bearing structures, such as beams, frames, and trusses, ensuring stability and structural integrity.

Q: Are steel flat bars commonly used in the manufacturing industry?: Yes, steel flat bars are commonly used in the manufacturing industry. They are versatile and widely used for various applications such as construction, fabrication, and machinery. Steel flat bars are known for their strength, durability, and cost-effectiveness, making them a popular choice for manufacturers. They can be easily shaped, cut, and welded, allowing for customization and flexibility in design. Additionally, steel flat bars provide stability and support, making them suitable for structural purposes in buildings and infrastructure projects. Overall, steel flat bars play a crucial role in the manufacturing industry due to their many advantages and wide range of applications.

Q: Can steel flat bars be used in the manufacturing of machinery components?: Steel flat bars are a viable option for the production of machinery components. Their strength, durability, and versatility make steel a widely used material in the manufacturing industry. When constructing machinery components like brackets, supports, frames, and base plates, steel flat bars are often the go-to choice. These bars provide a stable and robust foundation for different parts of the machinery, enabling them to withstand heavy loads and high pressures. Moreover, steel flat bars are easily machinable, weldable, and shapeable to meet specific dimensions, making them perfect for creating custom machinery components. All in all, steel flat bars offer a dependable and cost-efficient solution for manufacturing machinery components.

Q: How do you determine the hardness of a steel flat bar?: There are several methods available for determining the hardness of a steel flat bar, such as the Rockwell hardness test, Vickers hardness test, Brinell hardness test, or the Shore hardness test. The Rockwell hardness test is the most commonly used method for determining steel hardness. It involves applying a specific load and measuring the depth of penetration of an indenter into the flat bar's surface. This depth is then used to calculate the Rockwell hardness number, which indicates the steel's hardness level. Another frequently used method is the Vickers hardness test. This method involves pressing a diamond indenter into the flat bar's surface and measuring the size of the resulting indentation. The Vickers hardness number is determined based on the applied load and the surface area of the indentation. For softer steels, the Brinell hardness test is suitable. This method involves pressing a hardened steel ball into the flat bar's surface under a specific load. The diameter of the resulting indentation is measured, and the Brinell hardness number is calculated based on the applied load and the surface area of the indentation. The Shore hardness test, on the other hand, is commonly used for softer materials. It measures the resistance of the flat bar's surface to indentation using a durometer. The durometer measures the depth of penetration of a specific indenter and provides a hardness reading on the Shore hardness scale. Ultimately, the choice of method depends on factors such as the hardness range of the steel, available testing equipment, and required accuracy. Seeking guidance from a material testing professional or consulting applicable standards can help ensure accurate hardness evaluation.

Q: Are steel flat bars suitable for welding to other materials?: Steel flat bars are indeed suitable for welding to other materials. The versatility of steel allows for easy welding to a wide range of metals and materials. In the construction, manufacturing, and fabrication industries, steel flat bars are commonly used and can be welded to aluminum, stainless steel, and even other types of steel. This welding process enables the creation of robust and long-lasting structures or components. However, it is imperative to properly prepare the steel flat bars by cleaning and preparing the surface to achieve a successful weld. In addition, selecting the appropriate welding method and filler material is crucial to ensure a strong bond between the steel flat bar and the other material. In summary, steel flat bars are a reliable choice for welding to other materials due to their strength, versatility, and compatibility with various welding processes.

Q: What are the different surface treatments for steel flat bars?: Some of the different surface treatments for steel flat bars include galvanization, powder coating, painting, and metal plating. These treatments provide varying levels of corrosion resistance, durability, and aesthetic appeal to the steel bars.

Q: What are the common methods of surface treatment for steel flat bars?: The common methods of surface treatment for steel flat bars include galvanizing, painting, powder coating, and hot-dip coating.

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