Cold Drawn Stainless Steel Round Bar for Wholesales
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3400 m.t./month
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Specification
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,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
10-20mm
Length:
10-6500mm
Net Weight:
5kg
Chemical Composition
| Standard | Material/ Grade | C | Si | Mn | Cr | V | P | S |
| ≤ | ||||||||
| DIN 17221 | 60SiCr7 | 0.57-0.65 | 1.50-1.80 | 0.70-1.00 | 0.20-0.40 | 0.030 | 0.030 | |
| 55Cr3 | 0.52-059 | ≤0.40 | 0.70-1.00 | 0.70-1.00 | 0.025 | 0.025 | ||
| 60Cr3 | 0.56-0.64 | 0.17-0.37 | 0.70-1.00 | 0.70-1.00 | 0.025 | 0.025 | ||
| 50CrV4 | 0.47-0.55 | 0.15-0.40 | 0.70-1.00 | 0.70-1.10 | 0.10-0.20 | 0.030 | 0.030 | |
| JIS G4801 | SUP6 | 0.55-0.65 | 1.50-1.80 | 0.70-1.00 | --- | 0.035 | 0.035 | |
| SUP7 | 0.55-0.65 | 1.80-2.20 | 0.70-1.00 | --- | 0.035 | 0.035 | ||
| SUP9 | 0.52-0.60 | 0.15-0.35 | 0.65-0.95 | 0.65-0.95 | 0.030 | 0.030 | ||
| SUP9A | 0.56-0.64 | 0.15-0.35 | 0.70-1.00 | 0.70-1.00 | 0.030 | 0.030 | ||
| SUP10 | 0.47-0.55 | 0.15-0.35 | 0.65-0.95 | 0.80-1.10 | 0.15-0.25 | 0.030 | 0.030 | |
| SAE J1268 | 9260/H | 0.55-0.65 | 0.70-1.20 | 0.65-1.10 | ≤0.2 | 0.040 | 0.030 | |
| 5155 | 0.50-0.60 | 0.15-0.35 | 0.65-1.10 | 0.60-1.00 | 0.040 | 0.030 | ||
| 5160/H | 0.55-0.65 | 0.15-0.35 | 0.65-1.10 | 0.60-1.00 | 0.040 | 0.030 | ||
| 6150 | 0.47-0.54 | 0.15-0.35 | 0.60-1.00 | 0.75-1.20 | ≤ 0.15 | 0.040 | 0.030 | |
Product Description
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) |
Detailed Information:
1, Standard: GB, ASTM, AISI, SAE, DIN, JIS, EN
2, Produce Process: smelt iron - EAF smelt billet - ESR smelt billet - hot rolled or forged to get the steel round bar and plate
3, Heat Treatment: annealing, normalizing, tempering, quenching
4, Surface Treatment: Black, Polished, Galvanized
The picture of the products
5, Quality Assurance: We accept third party inspection for all orders.
You can ask testing organizations such as SGS, BV, etc. to test our products before shipping.
Application:
Carbon Steel | Mold bottom Plastic mold Construction machinery parts Automobile parts Security grills Screens Construction |
Bearing Steel | Aerospace Navigation Nuclear energy Chemical industry Electronic information Petrochemical Instrument and meter Transportation |
Cr-Mo Steel | Mechanism & Fasteners gear Stressed components for vehicles Engines and machines Parts of larger cross-section |
Gear Steel | All kinds of gears Statically and dynamically stressed component for vehicles Engines and machine Larger cross-section parts Crankshafts |
Packaging & Shipping
Packaging & Delivery:
1, Packaging: seaworthy package or as required
2, Delivery: 35-45 days or based on quantity
After-sale service:
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.
For any problem, please kindly contact us at any your convenient time,
we’ll reply you in our first priority within 24 hours
Our Services
Advantages
· Industry experience over 20 years.
· Shipment of goods -More than 70 countries worldwide.
· The most convenient transport and prompt delivery.
· Competitive price with best service.
· High technical production line with top quality products.
· High reputation based on best quality products.
With our experienced, enthusiastic and dynamic staffs, we assure to bring you the products with best quality, reasonable prices and good after-sales services under the motto: Friends First, Business After.
Communication, Experience, Expertise and Best efforts are our Promises to you.
- Q: How do you measure the hardness of a stainless steel bar?
- The hardness of a stainless steel bar can be measured using various methods, with the most common being the Rockwell hardness test. This test involves applying a specific amount of pressure to the surface of the bar using a diamond or a steel ball indenter, and then measuring the depth or the area of the resulting indentation. The hardness value is determined based on the depth or area measurement, which indicates the resistance of the stainless steel to penetration or deformation.
- Q: Are stainless steel bars suitable for dairy farming equipment?
- Yes, stainless steel bars are highly suitable for dairy farming equipment. Stainless steel is a popular choice in the dairy industry because of its numerous beneficial properties. Firstly, stainless steel is highly resistant to corrosion, which is essential in an environment like a dairy farm where there is constant exposure to water, cleaning agents, and chemicals. This corrosion resistance ensures the longevity and durability of the equipment, resulting in reduced maintenance and replacement costs. Additionally, stainless steel is a hygienic material that can be easily cleaned and sanitized. Dairy farming equipment needs to meet strict hygiene standards to ensure the safety and quality of dairy products. Stainless steel's smooth surface is non-porous, preventing the growth of bacteria, and making it easy to clean and maintain high standards of cleanliness. Another advantage of stainless steel is its strength and impact resistance. Dairy farming equipment often needs to withstand heavy loads, pressure, and rough handling. Stainless steel bars provide the necessary strength and durability to handle these conditions without bending or breaking. Furthermore, stainless steel is a non-reactive material, meaning it does not interact with milk or other dairy products. This ensures that the taste, quality, and nutritional value of the dairy products remain intact. In summary, stainless steel bars are an excellent choice for dairy farming equipment due to their corrosion resistance, hygienic properties, strength, and non-reactivity. Using stainless steel in dairy farming equipment ensures longevity, easy maintenance, and compliance with hygiene standards, making it a suitable and reliable material for the dairy industry.
- Q: What is the difference between cold drawn and cold finished stainless steel bars?
- Cold drawn stainless steel bars are produced by pulling the steel through a die at room temperature. This process helps to improve the mechanical properties of the steel, including its tensile strength and hardness. Cold drawn bars have a smooth finish and precise dimensions, making them suitable for applications that require high precision. On the other hand, cold finished stainless steel bars are produced by further processing the cold drawn bars. This process typically involves using abrasive wheels or belts to remove any imperfections on the surface of the bars and achieve a smooth and polished finish. Cold finished bars have improved surface quality and aesthetic appeal, making them suitable for applications where appearance is important. In summary, the main difference between cold drawn and cold finished stainless steel bars lies in the finishing process. Cold drawn bars undergo a pulling process to improve mechanical properties, while cold finished bars undergo additional processes to achieve a smooth and polished surface.
- Q: What are the common applications of stainless steel bars?
- Stainless steel bars have a wide range of applications due to their durability, corrosion resistance, and versatility. Some common applications include construction, automotive industry, manufacturing of machinery and equipment, kitchen appliances, medical instruments, and aerospace engineering.
- Q: What is the difference between cold drawn and peeled stainless steel bars?
- Both cold drawn and peeled stainless steel bars are popular for various applications, but they differ significantly in terms of how they are manufactured and the properties they possess. To produce cold drawn stainless steel bars, the raw material is pulled through a series of dies at room temperature. This process enhances the steel's mechanical properties, including its tensile strength and hardness. It also improves the surface finish and dimensional accuracy, resulting in a smooth and shiny appearance. Cold drawn bars are ideal for applications where aesthetics play a crucial role. Furthermore, they exhibit closer dimensional tolerances and a more uniform microstructure compared to other manufacturing methods. On the contrary, peeled stainless steel bars are manufactured by removing the outer layer of the bar through a peeling process typically conducted at high temperatures. This process eliminates any imperfections or surface defects, resulting in a smooth and clean surface finish. Peeling also enhances the straightness and roundness of the bar, making it suitable for applications where precise dimensions and alignment are crucial. However, the peeling process does not significantly impact the steel's mechanical properties, meaning that peeled bars may possess similar properties to the original material. In summary, the primary distinction between cold drawn and peeled stainless steel bars lies in their manufacturing processes and resulting properties. Cold drawn bars undergo a cold drawing process to enhance mechanical properties and surface finish, while peeled bars undergo a peeling process to improve surface quality and dimensional accuracy. Thus, the selection between the two options depends on the specific requirements of the application, such as the desired mechanical properties, surface finish, and dimensional tolerances.
- Q: What are the different surface treatments available for stainless steel bars?
- There are several different surface treatments available for stainless steel bars, each offering unique benefits and characteristics. 1. Pickling: This process involves the use of an acid solution to remove impurities and oxide scale from the surface of the stainless steel bars. It leaves the bars with a clean and smooth surface, enhancing corrosion resistance and improving aesthetics. 2. Passivation: Passivation is a chemical treatment that removes iron particles and other contaminants from the surface of stainless steel bars. This treatment forms a protective oxide layer, reducing the risk of corrosion and improving the overall lifespan of the bars. 3. Electropolishing: Electropolishing is an electrochemical process that removes a thin layer of metal from the surface of stainless steel bars. This treatment results in a smooth, shiny, and clean surface, while also enhancing corrosion resistance and making the bars easier to clean. 4. Shot blasting: Shot blasting involves bombarding the surface of stainless steel bars with small metal or glass beads at high velocity. This process removes contaminants, scale, and impurities, leaving the bars with a textured surface. Shot blasting is commonly used to prepare the bars for subsequent coating or painting. 5. Grinding: Grinding is a mechanical process that involves using abrasive wheels or belts to remove surface imperfections and create a smooth finish on stainless steel bars. This treatment is often used to improve the appearance and prepare the bars for further processing or finishing. 6. Brushing: Brushing is a surface treatment that involves using abrasive belts or brushes to create a brushed or satin finish on stainless steel bars. This treatment leaves visible parallel lines on the surface, giving the bars an elegant and aesthetically pleasing look. 7. Coating: Coating stainless steel bars can provide additional protection against corrosion and enhance their appearance. Common coating options include powder coating, electroplating, and PVD (Physical Vapor Deposition) coating. These coatings can offer different colors, textures, and levels of corrosion resistance. It is important to choose the appropriate surface treatment for stainless steel bars based on the intended application, desired appearance, and required level of corrosion resistance. Consulting with a professional or supplier who specializes in stainless steel surface treatments can provide further guidance and ensure the best results.
- Q: Are stainless steel bars suitable for hygienic applications?
- Yes, stainless steel bars are highly suitable for hygienic applications. Stainless steel is known for its corrosion resistance, durability, and ease of cleaning, making it an ideal choice for industries such as food processing, healthcare, and pharmaceuticals where cleanliness and hygiene are of utmost importance. It is non-porous, resistant to bacteria growth, and can withstand harsh cleaning agents, making it an excellent material for bars used in hygienic environments.
- Q: Can stainless steel bars be used in construction projects?
- Certainly, construction projects can make effective use of stainless steel bars. This material, renowned for its versatility and durability, offers numerous advantages in construction applications. Its exceptional resistance to corrosion renders it particularly well-suited for environments exposed to moisture, chemicals, or severe weather conditions. In addition, stainless steel bars possess impressive strength-to-weight ratios, enabling the construction of robust yet lightweight structures. They find extensive use in the creation of bridges, buildings, infrastructure, and reinforcement applications like concrete reinforcement. Available in diverse sizes, shapes, and finishes, stainless steel bars can cater to a wide array of construction requirements.
- Q: Are stainless steel bars suitable for fasteners and bolts?
- Stainless steel bars, renowned for their exceptional resistance to corrosion, prove to be exceptionally fitting for fasteners and bolts. The presence of chromium in stainless steel engenders a defensive layer on the surface, successfully thwarting the onset of rust and corrosion. Consequently, fasteners and bolts crafted from stainless steel exhibit remarkable resilience in the face of harsh conditions, such as exposure to moisture, chemicals, and extreme temperatures. Moreover, stainless steel bars boast exceptional strength and durability, rendering them a trustworthy option for fastening applications that demand long-lasting performance. All in all, the corrosion resistance, strength, and durability of stainless steel bars render them a highly sought-after choice for fasteners and bolts.
- Q: Are stainless steel bars suitable for water treatment applications?
- Stainless steel bars are indeed appropriate for water treatment applications. This material is resistant to corrosion and can endure exposure to different chemicals typically employed in water treatment procedures. Moreover, it remains impervious to rust and staining, making it highly suitable for utilization in environments with elevated moisture levels. In addition, stainless steel bars possess exceptional strength and durability, guaranteeing their ability to withstand the challenging conditions frequently encountered in water treatment facilities. All in all, stainless steel bars represent a dependable and enduring option for water treatment applications.
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Cold Drawn Stainless Steel Round Bar for Wholesales
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 3400 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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