Hot Rolled Alloy Steel Round Bars
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 m.t./month
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Item specifice
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,CE
Thickness:
as required
Length:
as required
Net Weight:
as required
Hot Rolled Alloy Steel Round Bars
1. Commodity: Round steel bar
3. Technical: Hot rolling
2. Length: Min. 5.8meter, according to requirement.
3. Diameter: 16mm-250mm
5. Packing: In Bundle or according to your requirements.
4. Standard: GB/T 3077-1999(42CrMo) ; JIS SCM440; DIN 42CrMo4 ; ASTM 4140 ; BS 708M40
No.1 Rolling Line / Billet Size 150*150mm
16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 |
34 | 35 | 36 | 37 | 39 | 40 | 42 | 43 | 45.6 |
46 | 47 | 52 | 54 | 55 | 56 | 58 | 60 |
No.2 Rolling Line / Billet Size 180*220mm/ 260*300mm
62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | |
70 | 72 | 73 | 75 | 78 | 80 | 82 | 83 | 85 |
86 | 88 | 90 | 92 | 95 | 100 | 103 | 105 | 110 |
114 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 |
No.3 Rolling Line / Round Billet Size 350mm/450mm/600mm
90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 |
140 | 150 | 160 | 170 | 180 | 190 | 200 | 210 | 220 |
230 | 240 | 250 |
- Q:Can steel round bars be used for making automotive suspension systems?
- Yes, steel round bars can be used for making automotive suspension systems. Steel round bars offer several advantages that make them suitable for this application. Firstly, steel is known for its high strength and durability, which are essential qualities for suspension components that need to withstand heavy loads and constant vibrations. Steel round bars also provide excellent stiffness and rigidity, allowing them to maintain the desired shape and function under various driving conditions. Furthermore, steel is readily available and cost-effective, making it a popular choice for automotive manufacturers. Additionally, steel round bars can be easily machined and formed into complex shapes, enabling the production of suspension components with precise dimensions and specifications. Overall, steel round bars are a reliable and practical material for making automotive suspension systems.
- Q:What are the advantages of using nitriding steel round bars?
- Nitriding steel round bars offer numerous benefits. Firstly, they possess a remarkable surface hardness. Through the nitriding process, nitrogen diffuses into the outer layer of the steel, creating a hard nitride layer. This greatly enhances the wear resistance and durability of the round bars, rendering them suitable for applications involving heavy loads or abrasive environments. Secondly, the fatigue strength of nitriding steel round bars is improved. The nitride layer formed during the nitriding process also enhances the steel's ability to withstand fatigue. Consequently, the round bars can endure repeated loading and high-stress conditions without experiencing premature failure. Moreover, nitriding steel round bars exhibit outstanding corrosion resistance. The nitride layer acts as a barrier against corrosive elements, such as moisture, chemicals, or saltwater, effectively protecting the underlying steel. This makes them ideal for use in harsh environments where corrosion is a concern, such as the marine or chemical industries. Furthermore, nitriding steel round bars retain a high surface hardness even at elevated temperatures. Unlike other surface hardening processes that rely on thin coatings, nitriding modifies the surface layer of the steel, resulting in a stable hardened layer that withstands high temperatures. This ensures that the round bars maintain their hardness and mechanical properties even in demanding heat-intensive applications. In conclusion, the advantages of utilizing nitriding steel round bars include high surface hardness, improved fatigue strength, excellent corrosion resistance, and high surface hardness retention at elevated temperatures. These properties make them the preferred choice for various applications in industries such as automotive, aerospace, manufacturing, and construction.
- Q:How are steel round bars used in the construction of offshore structures?
- Steel round bars are commonly used in the construction of offshore structures due to their high strength and durability. These bars are typically made from carbon steel or alloy steel, which are known for their excellent mechanical properties. In offshore construction, steel round bars are primarily used to provide structural support and reinforcement. They are used in various applications, such as the construction of oil rigs, offshore platforms, pipelines, and subsea structures. One of the key uses of steel round bars is in the fabrication of piles. Piles are long, cylindrical structures that are driven into the seabed to provide a stable foundation for offshore structures. These piles are typically made from steel round bars due to their ability to withstand the harsh marine environment and high loads. Steel round bars are also used in the construction of offshore platforms. These platforms are large, elevated structures that provide a workspace for oil and gas exploration and production activities. The steel round bars are used to create the framework of the platform, forming the main structural elements such as columns, beams, and trusses. These bars are often welded or bolted together to create a strong and rigid structure capable of withstanding extreme weather conditions and heavy loads. Furthermore, steel round bars are utilized in the construction of pipelines that transport oil and gas from offshore wells to onshore facilities. These bars are used to create the pipeline supports, ensuring that the pipeline remains stable and securely fastened to the seabed. In conclusion, steel round bars play a vital role in the construction of offshore structures. Their high strength, durability, and ability to withstand harsh marine environments make them an ideal choice for providing structural support and reinforcement in offshore construction projects.
- Q:How do you measure the diameter tolerance of a steel round bar?
- The diameter tolerance of a steel round bar can be measured using a caliper or micrometer tool. The tool is used to measure the diameter of the bar at multiple points along its length. The measurements are then compared to the specified diameter tolerance range to determine if the bar falls within the acceptable limits.
- Q:Are steel round bars suitable for food processing applications?
- No, steel round bars are not suitable for food processing applications.
- Q:What are the advantages of using free-cutting steel round bars?
- Free-cutting steel round bars boast numerous advantages. Firstly, their impeccable machinability sets them apart. These bars are specifically designed for easy machining, allowing for smooth and efficient cutting, drilling, and shaping processes. This makes them highly suitable for applications that demand precision and intricate detailing, such as the production of automotive components, machinery parts, and precision instruments. Secondly, free-cutting steel round bars offer enhanced productivity and reduced manufacturing costs. Thanks to their superior machinability, these bars significantly reduce the time and effort required for machining, resulting in higher production rates and increased efficiency. Additionally, the reduced wear and tear on cutting tools lengthens their lifespan, thereby reducing tool replacement costs and overall manufacturing expenses. Moreover, free-cutting steel round bars excel in chip control. During machining, the chips produced can impact the final product's surface finish and dimensional accuracy. However, free-cutting steel round bars are specifically formulated to generate small, manageable chips that are easily expelled from the cutting zone. This not only enhances the quality of machined parts but also minimizes the risk of chip clogging or chip-related issues. Another advantage of utilizing free-cutting steel round bars lies in their superb surface finish. These bars are often manufactured with a fine grain structure and minimal impurities, resulting in a smooth and visually appealing surface finish. This becomes particularly crucial for applications where aesthetics and appearance play a significant role, such as in architectural designs or decorative purposes. Lastly, free-cutting steel round bars offer exceptional mechanical properties. They are typically produced with controlled chemical compositions and undergo precise heat treatments, ensuring consistent and reliable mechanical performance. This renders them suitable for demanding applications that necessitate high strength, toughness, and durability. In conclusion, the benefits of employing free-cutting steel round bars encompass exceptional machinability, improved productivity, reduced manufacturing costs, superior chip control, enhanced surface finish, and reliable mechanical properties. These advantages establish free-cutting steel round bars as the preferred choice in various industries and applications.
- Q:Can steel round bars be used for decorative purposes?
- Yes, steel round bars can be used for decorative purposes. They can be shaped, polished, and designed in various patterns to enhance the aesthetic appeal of architectural elements, furniture, sculptures, and other decorative objects. The versatility and durability of steel make it a popular choice for both functional and decorative applications.
- Q:What are the different types of steel round bar finishes?
- There are several different types of steel round bar finishes, including hot rolled, cold drawn, turned and polished, and ground and polished.
- Q:Can steel round bars be used in the production of construction equipment?
- Steel round bars are indeed capable of being utilized in the production of construction equipment. The construction industry frequently relies on steel round bars for their exceptional characteristics, including strength, durability, and versatility. These bars can be effectively employed in the creation of various construction equipment components, such as axles, shafts, gears, and structural supports. Thanks to their remarkable tensile strength, steel round bars ensure that the equipment can effectively endure heavy loads and challenging operating conditions. Furthermore, their machinability and weldability render them highly suitable for the fabrication processes involved in manufacturing construction equipment. All in all, steel round bars represent a reliable and extensively used material within the construction industry for the production of construction equipment.
- Q:What are the different grades of steel round bars?
- The different grades of steel round bars include mild steel, carbon steel, alloy steel, and stainless steel.
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Hot Rolled Alloy Steel Round Bars
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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