SD390 Steel Rebar with JIS Standard
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 160 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Specification
SD390 Steel Rebar with JIS Standard
Description of SD390 Steel Rebar with JIS Standard
1, Diameter: 5.5mm-10mm SD390 Steel Rebar with JIS Standard
10m- 40mm SD390 Steel Rebar with JIS Standard
2, Length: 6m, 9m, 12m or customized
3, Standard: GB, ASTM, AISI, SAE, DIN, JIS, EN
OEM technology - send detailed technical parameters for accurate quotation.
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
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.
Chemical Composition of SD390 Steel Rebar with JIS Standard
Grade | Technical data of the original chemical composition(%) | |||||
Reinforcing steel bar HRB335 | C | Mn | Si | S | P | B |
≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | >0.0008 | |
Physics Capability | ||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation(%) | ||||
≥ 335 | ≥490 | ≥16 | ||||
Reinforcing steel bar HRB400 | C | Mn | Si | S | P | B |
≤0.25 | ≤0.16 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physics Capability | ||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation(%) | ||||
≥ 400 | ≥ 570 | ≥ 14 | ||||
Products Show of SD390 Steel Rebar with JIS Standard
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q:What are the properties of free-cutting steel?
- Free-cutting steel is characterized by its high machinability, which means it can be easily and efficiently machined into various shapes and sizes. It has excellent chip breaking properties, resulting in reduced tool wear and improved surface finish during machining operations. Free-cutting steel also has good formability, allowing it to be easily shaped and fabricated. Additionally, it exhibits high strength and good corrosion resistance, making it suitable for a wide range of applications in industries such as automotive, aerospace, and machinery manufacturing.
- Q:How is high-temperature steel used in the production of furnace components?
- High-temperature steel is extensively used in the production of furnace components due to its exceptional heat resistance. It allows furnace components to withstand the extreme temperatures and harsh conditions encountered during the heating process. This steel is specifically designed to maintain its strength, shape, and structural integrity even at elevated temperatures, ensuring the longevity and efficiency of furnace operation.
- Q:What are the different coating techniques for special steel parts?
- There are several coating techniques that can be used for special steel parts, depending on the specific requirements and desired properties. Here are some of the commonly used coating techniques: 1. Electroplating: This technique involves depositing a layer of metal onto the surface of the steel part through an electrochemical process. It provides excellent corrosion resistance and can also enhance the appearance of the part. 2. Thermal spraying: This technique involves melting or heating a coating material and spraying it onto the steel surface. It can be done using various methods such as flame spraying, plasma spraying, or arc spraying. Thermal spraying is commonly used to provide wear resistance, thermal insulation, or to restore damaged parts. 3. PVD (Physical Vapor Deposition): PVD is a vacuum coating technique where a thin film is deposited onto the steel surface. This method offers a wide range of coatings, including decorative finishes, hard coatings for wear resistance, and low-friction coatings. 4. DLC (Diamond-Like Carbon) coating: DLC is a type of PVD coating that provides a thin layer of carbon-based material with properties similar to diamond. It offers excellent hardness, low friction, and high wear resistance, making it suitable for applications where durability and performance are crucial. 5. Powder coating: Powder coating involves applying a dry powder to the steel part and then curing it through heat or ultraviolet light. This technique provides a durable and attractive finish, offering excellent corrosion resistance and protection against impact and abrasion. 6. Chemical conversion coating: This technique involves treating the steel surface with a chemical solution that forms a protective layer on the surface. Common types of chemical conversion coatings include phosphating, chromating, and anodizing. These coatings improve corrosion resistance, paint adhesion, and can also provide electrical conductivity. It is essential to choose the appropriate coating technique based on factors such as the desired properties, environmental conditions, cost-effectiveness, and the specific application requirements for special steel parts.
- Q:What are the common defects found in special steel?
- Some common defects found in special steel include surface defects such as scratches, pitting, and scaling, as well as internal defects like cracks, voids, and inclusions. These defects can negatively impact the mechanical properties and performance of the steel, compromising its strength, durability, and corrosion resistance.
- Q:How is special steel classified?
- Special steel is classified based on its chemical composition, physical properties, and intended use. It can be categorized into various types such as stainless steel, tool steel, alloy steel, and high-speed steel, each designed to meet specific requirements and applications in industries like automotive, aerospace, construction, and manufacturing.
- Q:What are the different types of free-cutting steel?
- There are several different types of free-cutting steel, including leaded steels, sulfurized steels, and phosphorized steels. These types of steels are specifically designed to improve machinability and enhance the cutting performance during manufacturing processes.
- Q:What are the different methods of surface polishing for special steel?
- Different methods can be used to polish special steel surfaces, each offering its own advantages and applications. These methods include mechanical polishing, electrochemical polishing, chemical polishing, electropolishing, and vibratory polishing. Mechanical polishing utilizes abrasive materials to eliminate surface imperfections and create a smooth and reflective surface. This can be done manually or with automated polishing machines. It is effective for removing scratches, dents, and other defects. Industries such as automotive, aerospace, and precision engineering commonly employ this method. Electrochemical polishing, also known as electrolytic polishing, involves using an electrolyte solution and electric current to dissolve and eliminate surface material. It is particularly useful for complex shapes and hard-to-reach areas, providing a high level of surface smoothness. This method is frequently used in industries like medical devices, semiconductors, and jewelry manufacturing. Chemical polishing selectively removes surface material and creates a smooth finish using chemical solutions. It is effective for eliminating oxide layers, stains, and contaminants. This method is often used for stainless steel and other corrosion-resistant alloys. The process involves immersing the steel in a chemical bath and controlling factors like temperature, concentration, and time. Electropolishing combines the benefits of electrochemical and chemical polishing. It applies an electric current to remove surface material while dissolving it in an electrolyte solution. Electropolishing produces a highly smooth, clean, and corrosion-resistant surface finish. It is commonly used in industries such as pharmaceuticals, food processing, and semiconductor manufacturing. Vibratory polishing utilizes vibrating media and a polishing compound to remove surface imperfections. Steel parts are placed in a vibratory tumbler or bowl, where continuous movement causes the media to rub against the parts, resulting in a polished surface. This method is commonly used for small or delicate parts and can be a cost-effective and efficient option. When choosing a surface polishing method for special steel, factors such as desired surface finish, part geometry, material properties, and industry requirements should be considered. Consulting with experts or specialists is important to determine the most suitable method for a specific application.
- Q:What are the properties of low alloy steel?
- Low alloy steel is a type of steel that contains a small amount of alloying elements, typically less than 10%. These alloying elements can include elements such as manganese, chromium, nickel, and molybdenum. The properties of low alloy steel can vary depending on the specific alloying elements used, but generally, low alloy steel exhibits improved strength, hardness, and toughness compared to regular carbon steel. It also offers enhanced corrosion resistance and can withstand higher temperatures. Additionally, low alloy steel has good weldability and can be easily formed and machined.
- Q:How does special steel perform in abrasive wear applications?
- Special steel is known for its excellent performance in abrasive wear applications. It is specifically designed to withstand the harsh conditions and high levels of abrasion that occur in various industrial processes. One of the key features of special steel is its exceptional hardness. It is able to resist the abrasive forces exerted by different materials, such as rocks, sand, or minerals, without experiencing significant wear or deterioration. This hardness is achieved through a combination of alloying elements and heat treatment processes, which enhance the steel's ability to retain its structural integrity even under extreme wear conditions. Additionally, special steel often possesses a high level of toughness, which allows it to absorb impact and resist fracture or chipping. This property is particularly important in abrasive wear applications, where materials constantly collide and generate high levels of stress. The toughness of special steel enables it to withstand these impacts and maintain its performance over a long period of time. Furthermore, special steel can exhibit excellent resistance to corrosion, which is crucial in abrasive wear applications that involve exposure to moisture, chemicals, or other corrosive agents. This resistance ensures that the steel does not deteriorate or lose its effectiveness due to chemical reactions or oxidation, extending its lifespan and reducing maintenance requirements. In summary, special steel performs exceptionally well in abrasive wear applications due to its hardness, toughness, and corrosion resistance. These properties enable it to withstand the harsh conditions and high levels of abrasion encountered in various industrial processes, ensuring long-lasting performance and reduced downtime.
- Q:Can special steel be used in the packaging industry?
- Yes, special steel can be used in the packaging industry. Special steel alloys, such as stainless steel, offer excellent durability, corrosion resistance, and strength, making them suitable for manufacturing packaging materials and machinery. They are commonly used in producing containers, drums, cans, and machinery components for packaging applications.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
SD390 Steel Rebar with JIS Standard
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 160 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
