Stainless Steel Bar with great price China Manufacturer
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3500 m.t./month
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Specification
High Quality stainless steel bar with great price
Detailed Information
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: | standard packing / genuine packing / as per customer's packing instruction |
Product Overviews
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) |
Chemical Composition & Properties
Chemical Composition | Mechanical Properties | |||
C | 0.17-0.23 | Tensile strength(MPA) | 930 | |
Si | 0.17-0.37 | Yield strength (MPA) | 735 | |
Mn | 0.90-1.20 | Elongation (δ5/%) | 10 | |
Cr | 0.90-1.20 | Reduction in Area (ψ/%) | 45 | |
Mo | 0.05 | Impact (J) | 47 | |
P | ≤0.030 | Hardness | 187HBW | |
S | ≤0.030 | |||
V | --- |
Application
Carbon Steel | l Mold bottom l Plastic mold l Construction machinery parts l Automobile parts l Security grills l Screens l Construction |
Bearing Steel | l Aerospace l Navigation l Nuclear energy l Chemical industry l Electronic information l Petrochemical l Instrument and meter l Transportation |
Cr-Mo Steel | l Mechanism & Fasteners gear l Stressed components for vehicles l Engines and machines l Parts of larger cross-section |
Gear Steel | l All kinds of gears l Statically and dynamically stressed component for vehicles l Engines and machine l Larger cross-section parts l Crankshafts |
After-sale service | l CNBM provides the services and support you need for every step of our cooperation. We’re the business partners you can trust; you can relax and get on with doing business. l For any problem, please kindly contact us at any your convenient time, we’ll reply you in our first priority within 24 hours
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Advantages
| l Industry experience over 20 years. l Shipment of goods -More than 70 countries worldwide. l The most convenient transport and prompt delivery. l Competitive price with best service. l High technical production line with top quality products. l High reputation based on best quality products.
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Packaging & Delivery
Packaging Detail | Sea worthy packing /as per customer's packing instruction |
Delivery Detail | 15 ~ 40 days after receiving the deposit |
- Q:What is the elongation of stainless steel bars?
- The elongation of stainless steel bars refers to the amount of deformation or stretching that the material can undergo before it reaches its breaking point. It is a measure of the ductility or flexibility of the stainless steel. Elongation is typically expressed as a percentage and is determined by conducting a tensile test on the stainless steel bar. The test involves applying a gradually increasing load to the bar until it fractures, while simultaneously measuring the corresponding increase in length. The elongation value is calculated by dividing the increase in length by the original length of the bar and multiplying by 100. Stainless steel bars generally have a higher elongation compared to other metals, making them suitable for various applications where flexibility and durability are required.
- Q:How do you store and handle stainless steel bars?
- To ensure the integrity and prevent any damage or contamination of stainless steel bars, careful consideration must be given to their storage and handling. The following are some important guidelines to be followed: 1. Storage: Stainless steel bars should be kept in a clean, dry, and well-ventilated area to prevent the accumulation of moisture. It is advisable to avoid storing them in areas prone to high humidity, as this can lead to rust or corrosion. If outdoor storage is necessary, weatherproof covers should be used to protect them from rain, snow, and direct sunlight. 2. Separation: To prevent scratching or damage, stainless steel bars should be stored separately, either by using wooden blocks or stainless steel supports. It is important to avoid contact with other metals or abrasive materials that can cause surface scratches or transfer particles. 3. Handling: When handling stainless steel bars, it is crucial to wear gloves to prevent fingerprints, dirt, or oil from transferring onto the surface. Suitable lifting equipment such as cranes, forklifts, or hoists should be used to avoid physical strain or accidental dropping. 4. Cleaning: Before storing or using stainless steel bars, it is important to ensure that they are free from any contaminants. A mild detergent or stainless steel cleaner should be used to remove any dirt, oil, or grease present on the surface. Thorough rinsing and complete drying should be done to avoid water spots or stains. 5. Corrosion prevention: If stainless steel bars are exposed to saltwater or corrosive environments, applying a corrosion-resistant coating or wrapping them in protective materials such as VCI (volatile corrosion inhibitor) paper can provide additional protection. 6. Inventory management: A proper inventory management system should be implemented to ensure the proper rotation of stainless steel bars. The "first-in, first-out" principle should be followed to avoid stockpiling and prevent any bars from sitting unused for extended periods. By adhering to these guidelines, stainless steel bars can be effectively stored and handled, maintaining their quality and ensuring they remain in optimal condition for future use.
- Q:Can stainless steel bars be welded?
- Yes, stainless steel bars can be welded. Stainless steel is a versatile material that can be easily welded using various welding processes such as TIG (Tungsten Inert Gas) welding and MIG (Metal Inert Gas) welding. However, it is important to note that certain grades of stainless steel may require specific welding techniques and filler materials to achieve optimal results. Additionally, proper cleaning and preparation of the stainless steel surface prior to welding is crucial to ensure a strong and durable weld joint.
- Q:What are the different tolerance levels for stainless steel bars?
- The tolerance levels of stainless steel bars differ based on their specific grade and intended use. These levels establish the acceptable deviation or variation in dimensions or properties. This is done to ensure that the bars meet the necessary standards and specifications. When it comes to stainless steel bars, tolerance levels can be classified into different aspects. These include dimensional tolerances, straightness tolerances, surface finish tolerances, and mechanical property tolerances. Dimensional tolerances pertain to the allowed deviation in the bar's dimensions, such as diameter, length, width, and thickness. The specific tolerance values may differ depending on the grade and size of the bar. For example, the common tolerance for stainless steel round bars is ±0.005 inches for diameter and ±0.010 inches for length. Straightness tolerances, on the other hand, determine how much a stainless steel bar can deviate from a perfectly straight line. These tolerances outline the acceptable amount of deviation in terms of bow, sweep, or camber. They guarantee that the bars are suitable for applications that require precise alignment and fitment. Surface finish tolerances concern the smoothness and appearance of the bar's surface. These tolerances are typically defined using roughness average (Ra) or surface roughness. Different applications may necessitate distinct surface finishes, and the tolerances make sure that the bars meet the specified requirements. Lastly, mechanical property tolerances involve subjecting the stainless steel bars to mechanical property testing. This is done to ensure that they possess the desired strength, hardness, and other mechanical characteristics. The tolerance levels for mechanical properties are established based on the specific grade and application requirements. In conclusion, the tolerance levels for stainless steel bars vary based on the grade and application. These levels encompass dimensional tolerances, straightness tolerances, surface finish tolerances, and mechanical property tolerances. Adhering to these tolerance levels is crucial to ensure that the bars meet the necessary specifications and perform optimally in their intended applications.
- Q:How do stainless steel bars resist oxidation?
- Stainless steel bars resist oxidation due to the presence of a protective layer called chromium oxide. When stainless steel comes into contact with oxygen, a thin layer of chromium oxide forms on its surface, acting as a barrier against further oxidation. This chromium oxide layer is self-healing, meaning that if it gets scratched or damaged, it will reform and continue to protect the stainless steel from corrosion. Additionally, stainless steel contains other alloying elements such as nickel and molybdenum, which further enhance its corrosion resistance properties. These elements help to stabilize the chromium oxide layer and make it even more resistant to oxidation under various environmental conditions. Overall, the combination of chromium, nickel, molybdenum, and other alloying elements makes stainless steel bars highly resistant to oxidation, allowing them to maintain their integrity and durability even in challenging environments.
- Q:Are stainless steel bars available in different lengths?
- Indeed, an assortment of lengths is accessible for stainless steel bars. Typically, stainless steel bars are produced in standardized lengths like 10 feet or 20 feet, yet they can also be tailored to precise measurements to suit the project's demands. This diverse range of lengths grants increased adaptability in construction and fabrication applications, guaranteeing that stainless steel bars can be employed in an array of projects that possess diverse dimensions and specifications.
- Q:Can stainless steel bars be used in heat recovery systems?
- Yes, stainless steel bars can be used in heat recovery systems. Stainless steel is a popular choice for heat recovery applications due to its high corrosion resistance, durability, and ability to withstand high temperatures. It can effectively transfer heat while maintaining its structural integrity, making it suitable for various heat recovery system components such as heat exchangers and pipes.
- Q:Are stainless steel bars suitable for heat treatment?
- Yes, heat treatment is a suitable method for improving the mechanical properties of stainless steel bars. This process involves controlled heating and cooling to enhance hardness, strength, and toughness. Due to their composition and structure, stainless steel bars can undergo various heat treatment processes, such as annealing, tempering, quenching, and precipitation hardening. Annealing is used to soften stainless steel bars and enhance their ductility and toughness. The bars are heated above their critical temperature and then slowly cooled, relieving internal stresses and improving grain size and structure. Tempering is another commonly used heat treatment process for stainless steel bars. It involves reheating the bars to a specific temperature below their critical temperature and then cooling them, increasing toughness and reducing brittleness. Quenching is a rapid cooling process that involves immersing heated stainless steel bars into a quenching medium, like oil or water. This hardens the bars by transforming their structure from austenite to martensite. However, the resulting martensitic stainless steel bars may be more brittle than annealed or tempered bars. Precipitation hardening is a specialized heat treatment process used with certain types of stainless steel bars, such as PH grades. It combines solution treatment, quenching, and aging to achieve high strength, corrosion resistance, and toughness. This process significantly improves the mechanical properties of stainless steel bars for demanding applications in aerospace, marine, and other industries. In conclusion, stainless steel bars can be effectively treated with heat to optimize their mechanical properties. The specific heat treatment process chosen depends on the desired properties and intended application of the bars. By subjecting stainless steel bars to heat treatment, their mechanical properties can be tailored to meet the requirements of various industries and applications.
- Q:Are stainless steel bars suitable for food processing industries?
- Yes, stainless steel bars are highly suitable for food processing industries. Stainless steel is a popular choice in these industries due to its many advantageous properties. Firstly, stainless steel is resistant to corrosion and rust, which is crucial in a food processing environment where contact with water, acids, and other corrosive substances is common. This makes stainless steel bars highly durable and long-lasting. Additionally, stainless steel is non-reactive and does not leach any harmful substances into food, ensuring that the integrity and safety of the food being processed is maintained. It is also easy to clean and maintain, making it a hygienic option for food processing equipment. Furthermore, stainless steel bars can withstand high temperatures, making them suitable for various food processing applications such as cooking, baking, and sterilization. They are also strong and can support heavy loads, making them suitable for equipment that requires stability and durability. Overall, stainless steel bars are an excellent choice for the food processing industry due to their corrosion resistance, non-reactivity, hygiene, and strength properties. They provide a safe and reliable material for equipment and structures used in food processing, ensuring the quality and safety of the food being produced.
- Q:Can stainless steel bars be anodized?
- It is not possible to anodize stainless steel bars. Anodizing is a process used to improve the corrosion resistance and appearance of aluminum through electrochemical means. However, stainless steel already possesses a high level of corrosion resistance because of its composition, which includes chromium. Anodizing is unnecessary and unsuitable for stainless steel since it would not yield any additional advantages.
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Stainless Steel Bar with great price China Manufacturer
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3500 m.t./month
OKorder Service Pledge
OKorder Financial Service
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