Hot Rolled Mild Steel Round Bar Q235 Q345 Q355
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Carbon Steel
Shape:
Steel Round Bar
Hot Rolled Mild Steel Round Bar Q235 Q345 Q355
Name | SAE1045 Carbon Steel Round Bar |
Shape | Round Bar/Square Bar/Flat Bar/Plate/Wire |
Standard | GB/ASTM/SAE/AISI/DIN/JIS/EN/BS |
Surface Treatment: | Black/Peeling/Polished/Machined |
Delivery Condition: | Hot Rolled or Forged/Peeled or Black Surface |
Test | SGS/UT 100% Elements Testing |
Certificate: | ISO/Mill Certificate |
Service: | 24 hours online service / |
more than 20 years trading and manufacture | |
Quality Assurance: | the third party inspection, such as SGS, BV, TUV…etc. is acceptable |
Packaging Details: | seaworthy packaging or as per customer's packing instruction |
Products Overview
Product Name | Typical Grades | Diameter(mm) | Standard adopted |
Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
40 (1040/S40C/C40) | |||
45 (1045/S45C/C45) | |||
Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
GCr15 (52100/SUJ2/100Gr6) | |||
GCr9SiMn (A485-Gr.1/SUJ3) | |||
Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
40Cr (5140/SCr440/41Cr4) | |||
42CrMo(4140/SCM440/42CrMo4) | |||
Gear Steel | 20CrNiMo | Ø16-Ø600 | |
20CrMn(5115/SMnC420/20MnCr5) | |||
20CrNiMo(8620/SNCM220/20CrMiMo2) |
Packaging & Delivery
Packaging Detail | Sea worthy packing /as per customer's packing instruction |
Delivery Detail | 15 ~ 40 days after receiving the deposit |
Product Show
Workshop
FAQ
Are you a trading company or manufacturer? | Manufacturer |
What’s the MOQ? | 3 metric ton |
What’s your delivery time? | 15-35 days after downpayment received |
Do you Accept OEM service? | Yes |
what’s your delivery terms? | FOB/CFR/CIF |
What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
Western Union acceptable for small amount. | |
L/C acceptable for large amount. | |
Scrow ,Paybal,Alipay are also ok | |
Why choose us? | Chose happens because of quality, then price, We can give you both. |
Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. | |
What's your available port of Shipment? | Main Port, China |
What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust |
Where are your Market? | Covering more than 160 countries in the world |
- Q:What are the different inspection methods used for special steel?
- There are several inspection methods used for special steel, including visual inspection, magnetic particle inspection, ultrasonic inspection, and dye penetrant inspection. Visual inspection involves examining the steel for any surface defects or irregularities. Magnetic particle inspection uses magnetic fields and iron particles to detect any cracks or defects in the steel. Ultrasonic inspection involves sending high-frequency sound waves through the steel to identify any internal flaws or defects. Dye penetrant inspection involves applying a colored liquid to the steel's surface, which seeps into any cracks or defects, revealing their presence. These methods help ensure the quality and integrity of special steel products.
- Q:Is special steel suitable for manufacturing cutting tools?
- Yes, special steel is highly suitable for manufacturing cutting tools. Special steel refers to steel that has been specifically designed and processed to possess exceptional properties such as high hardness, toughness, and wear resistance. These characteristics make special steel an ideal choice for cutting tools as they enable the tools to withstand the high stresses and pressures involved in cutting operations. The hardness of special steel ensures that cutting tools can maintain their sharpness for a longer period of time, leading to improved cutting performance and efficiency. Additionally, the toughness of special steel allows cutting tools to resist chipping, cracking, or breaking during use, enhancing their durability and longevity. Furthermore, the wear resistance of special steel ensures that cutting tools can withstand the abrasive forces encountered during cutting operations without significant loss of material or deterioration. This helps to maintain the accuracy and precision of the cutting tools over time. Moreover, special steel can be tailored to meet specific requirements for different cutting applications. For example, high-speed steel (HSS) is a type of special steel that is particularly suitable for cutting tools used in high-speed machining operations. HSS possesses excellent heat resistance and can retain its hardness even at elevated temperatures. In conclusion, special steel is highly suitable for manufacturing cutting tools due to its hardness, toughness, wear resistance, and ability to be customized for specific cutting applications. These properties enable cutting tools to deliver optimal cutting performance, durability, and accuracy.
- Q:Can special steel be used in the production of turbine blades?
- Yes, special steel can be used in the production of turbine blades. Special steel is known for its exceptional strength, durability, and resistance to high temperatures and corrosive environments, making it an ideal material for turbine blades which are subjected to extreme conditions in power generation systems.
- Q:What are the specific requirements for special steel used in the aerospace fastener industry?
- To ensure the safety, reliability, and performance of aircraft components, the aerospace fastener industry demands special steel that meets specific criteria. These requirements include the following: 1. Remarkable strength: The special steel used in aerospace fasteners must possess exceptional strength to withstand the extreme forces and stresses experienced during flight. This is crucial for maintaining the structural integrity of aircraft components. 2. Resistance to corrosion: Aerospace fasteners are constantly exposed to various environmental conditions, including moisture, high temperatures, and chemicals. Therefore, the steel used must have excellent corrosion resistance properties to prevent degradation and maintain the longevity of the fasteners. 3. Exceptional fatigue resistance: Due to repeated loading and unloading cycles throughout the lifespan of aircraft components, the special steel used in aerospace fasteners must exhibit exceptional fatigue resistance. This ensures that the fasteners can endure cyclic loading without fracturing or experiencing any structural failures. 4. Ability to withstand temperature variations: Aerospace fasteners are subject to extreme temperature changes, ranging from sub-zero temperatures at high altitudes to elevated temperatures near engines. The steel used should possess excellent temperature resistance to maintain its mechanical properties under these conditions. 5. Lightweight nature: In the aerospace industry, weight reduction plays a crucial role in improving fuel efficiency and increasing the payload capacity of aircraft. Therefore, special steel used in aerospace fasteners should be lightweight without compromising on strength and other necessary properties. 6. Non-magnetic features: Certain aerospace applications require non-magnetic fasteners to prevent interference with sensitive electronic equipment, such as avionics and navigation systems. Consequently, the special steel used in such cases must exhibit non-magnetic characteristics. 7. Adherence to industry standards: Special steel used in the aerospace fastener industry must meet the stringent standards and specifications established by regulatory bodies like the International Organization for Standardization (ISO) and the National Aerospace and Defense Contractors Accreditation Program (NADCAP). Complying with these standards ensures the quality and reliability of the fasteners. Overall, meeting the specific requirements for special steel used in the aerospace fastener industry is paramount to ensuring the safety and performance of aircraft components. These requirements encompass high strength, corrosion resistance, fatigue resistance, temperature resistance, lightweight properties, non-magnetic characteristics, and compliance with industry standards.
- Q:What are the different types of corrosion-resistant steel?
- There are several types of corrosion-resistant steel, including stainless steel, weathering steel, and galvanized steel. Stainless steel is the most common type, known for its high resistance to corrosion due to the presence of chromium. Weathering steel forms a protective rust-like layer, providing long-term corrosion resistance. Galvanized steel is coated with a layer of zinc, which acts as a barrier against corrosion.
- Q:What are the specific requirements for special steel used in the food processing industry?
- The specific requirements for special steel used in the food processing industry include being resistant to corrosion, easy to clean and sanitize, non-reactive with food products, and compliant with food safety regulations. It should also have high strength and durability to withstand heavy usage and frequent cleaning.
- Q:How is special steel used in the marine manufacturing process?
- Special steel is used in the marine manufacturing process for various applications such as constructing the ship's hull, propellers, and other critical components. Its high strength, corrosion resistance, and durability make it ideal for withstanding the harsh marine environment and ensuring the safety and reliability of the vessel.
- Q:What are the challenges in manufacturing special steel?
- There are several challenges in manufacturing special steel. One of the main challenges is ensuring the precise composition and properties of the steel. Special steels often require specific alloying elements and precise heat treatments to achieve desired characteristics, making it crucial to maintain strict quality control throughout the manufacturing process. Another challenge is the high cost of raw materials and the need for advanced equipment and technology to produce special steel. Additionally, meeting stringent industry standards and regulations, as well as managing environmental impacts, can pose challenges in the manufacturing of special steel.
- Q:What are the different types of high-strength steel?
- There are several different types of high-strength steel, including advanced high-strength steels (AHSS), ultra-high-strength steels (UHSS), and microalloyed steels. AHSS are specifically designed to provide improved strength and formability, making them suitable for automotive applications. UHSS have even higher strength levels than AHSS and are often used in applications where weight reduction and crashworthiness are critical, such as in the aerospace industry. Microalloyed steels are a type of high-strength steel that use small amounts of alloying elements to achieve increased strength and toughness.
- Q:How does special steel enhance the performance of cutting tools?
- Special steel brings about various enhancements to the performance of cutting tools. To begin with, special steel is specifically designed to possess greater hardness and wear resistance in comparison to standard steel. This heightened hardness ensures that cutting tools retain their sharpness for extended periods, resulting in improved cutting efficiency and accuracy. Furthermore, the exceptional wear resistance of special steel guarantees that the cutting edges of the tools do not wear down quickly, allowing them to endure the substantial forces and pressures involved in cutting operations. Moreover, special steel often exhibits superior toughness and strength when compared to regular steel. This augmented toughness enables cutting tools to endure impacts and vibrations without succumbing to breakage or chipping, thus ensuring their durability and longevity. Additionally, the increased strength of special steel empowers cutting tools to handle higher cutting speeds and feed rates, ultimately enhancing productivity and reducing machining time. Special steel also boasts excellent heat resistance properties, which are crucial for cutting tools subjected to elevated temperatures during machining processes. This heat resistance prevents the cutting edges from softening or deforming, circumstances that could lead to subpar cutting performance and reduced tool lifespan. Additionally, special steels can possess improved corrosion resistance, effectively shielding the tools from rust or corrosion caused by exposure to moisture or aggressive cutting fluids. In conclusion, the distinctive properties of special steel, including heightened hardness, wear resistance, toughness, strength, heat resistance, and corrosion resistance, all work together to enhance the performance of cutting tools. These characteristics enable cutting tools to maintain their sharpness, withstand high forces and temperatures, resist wear and corrosion, and ultimately improve cutting efficiency, accuracy, and tool lifespan.
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Hot Rolled Mild Steel Round Bar Q235 Q345 Q355
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 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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