Reinforcing Twisted Steel Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 140 m.t.
- Supply Capability:
- 500000 m.t./month
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Specification
Reinforcing Twisted Steel Bars
Description of Reinforcing Twisted Steel Bars
1, Diameter: 5.5mm-10mm Reinforcing Twisted Steel Bars
10m- 40mm Reinforcing Twisted Steel Bars
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 Reinforcing Twisted Steel Bars
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 Reinforcing Twisted Steel Bars
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 different surface finishing methods used for special steel?
- There are several surface finishing methods used for special steel, each serving a specific purpose and achieving different results. Some of the common surface finishing methods for special steel include: 1. Grinding: Grinding is the process of using abrasive materials to remove excess material from the surface of the steel. It is typically used to achieve a smooth and polished finish, as well as to remove any imperfections or roughness. 2. Polishing: Polishing involves using polishing compounds and abrasive materials to create a smooth and shiny surface on the steel. This method is often used to enhance the aesthetic appeal of the steel and improve its corrosion resistance. 3. Shot blasting: Shot blasting is a technique that involves propelling small metal or mineral particles at high speeds onto the surface of the steel. This process helps to remove any contaminants, scale, or rust from the surface, resulting in a clean and uniform finish. 4. Electroplating: Electroplating is a process where a thin layer of metal is deposited onto the surface of the steel through an electrochemical reaction. This method is commonly used to enhance the appearance of the steel, improve its corrosion resistance, and provide a decorative or protective coating. 5. Passivation: Passivation is a chemical process that involves treating the surface of the steel with an acid solution to remove any impurities and create a passive, corrosion-resistant layer. This method is often used to improve the corrosion resistance of stainless steel and other alloys. 6. Coating: Coating is the process of applying a protective layer or coating onto the surface of the steel. This can include paints, lacquers, enamels, or other types of protective coatings that help to prevent corrosion, improve durability, or provide a specific aesthetic finish. It is important to note that the choice of surface finishing method for special steel depends on the desired outcome, such as aesthetics, corrosion resistance, or functionality. Additionally, the specific characteristics of the steel, such as its composition, hardness, and intended application, also play a significant role in determining the most suitable surface finishing method.
- Q: What are the different coating techniques for special steel parts?
- Various techniques can be utilized to coat special steel parts, depending on specific requirements and desired properties. Below are some commonly employed coating techniques: 1. Electroplating: Through an electrochemical process, a layer of metal is deposited onto the steel part's surface. This technique offers exceptional corrosion resistance and can enhance the part's appearance. 2. Thermal spraying: Coating material is melted or heated and then sprayed onto the steel surface. Flame spraying, plasma spraying, or arc spraying methods can be utilized. Thermal spraying is commonly employed to provide wear resistance, thermal insulation, or to restore damaged parts. 3. PVD (Physical Vapor Deposition): In this vacuum coating technique, a thin film is deposited onto the steel surface. PVD offers a variety 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 applies a thin layer of carbon-based material with properties resembling that of diamond. It delivers excellent hardness, low friction, and high wear resistance, making it suitable for applications requiring durability and performance. 5. Powder coating: Dry powder is applied to the steel part and then cured via heat or ultraviolet light. This technique delivers a durable and appealing finish, offering outstanding corrosion resistance and protection against impact and abrasion. 6. Chemical conversion coating: A chemical solution is used to treat the steel surface, forming a protective layer. Phosphating, chromating, and anodizing are common types of chemical conversion coatings. These coatings enhance corrosion resistance, paint adhesion, and can provide electrical conductivity. Choosing the appropriate coating technique for special steel parts is crucial, considering factors such as desired properties, environmental conditions, cost-effectiveness, and specific application requirements.
- Q: How does special steel perform in cryogenic wear resistance?
- Special steel typically performs well in cryogenic wear resistance. This is because special steel alloys are specifically designed to withstand extreme temperatures, including cryogenic conditions. These alloys often possess excellent hardness, toughness, and resistance to deformation at low temperatures, making them highly resistant to wear and damage in cryogenic environments.
- Q: What are the properties of corrosion-resistant steel?
- Corrosion-resistant steel, also known as stainless steel, possesses several key properties. Firstly, it has a high resistance to corrosion, making it suitable for use in environments with exposure to moisture or corrosive substances. Secondly, it contains a minimum of 10.5% chromium, which forms a protective layer called chromium oxide on the surface, preventing further corrosion. Additionally, it has a strong resistance to staining, which makes it easy to clean and maintain. Moreover, corrosion-resistant steel exhibits excellent strength and durability, making it suitable for a wide range of applications in various industries.
- Q: How does special steel perform in erosion applications?
- Special steel is known for its exceptional performance in erosion applications. Its unique properties such as high hardness, corrosion resistance, and wear resistance make it highly suitable for environments where erosion is a common issue. Erosion is the gradual wearing away of a material due to the action of external forces such as abrasion, impact, or cavitation. In applications where erosion is prevalent, such as mining, oil and gas, and chemical processing industries, regular steel may not be able to withstand the harsh conditions and may quickly deteriorate. Special steel, on the other hand, is specifically designed to withstand erosive forces and maintain its structural integrity over an extended period. Its high hardness helps it resist abrasion and prevents the material from wearing down quickly. This makes it ideal for applications involving the movement of abrasive materials or fluids. Furthermore, special steel also exhibits excellent corrosion resistance, which is crucial in erosive environments. It can resist the corrosive effects of chemicals, moisture, and other harsh substances, ensuring the material's longevity and performance. In addition to hardness and corrosion resistance, special steel also offers exceptional wear resistance. It can withstand repeated impacts, high pressures, and sliding contact without significant damage, making it highly effective in erosion-prone applications. This wear resistance helps to minimize downtime and maintenance costs associated with material replacement or repair. Overall, special steel's properties make it a reliable and durable choice for erosion applications. Its ability to resist abrasion, corrosion, and wear ensures that it can withstand the demanding conditions often found in such environments, providing long-lasting performance and reducing the need for frequent replacements.
- Q: How does special steel contribute to the defense machinery industry?
- Special steel contributes to the defense machinery industry by providing superior strength, durability, and resistance to corrosion. This type of steel is specifically designed to meet the demanding requirements of military applications, ensuring that defense machinery can withstand harsh environments, extreme temperatures, and heavy use. By utilizing special steel, the defense industry can produce high-performance weapons, vehicles, and equipment that are essential for national security and defense capabilities.
- Q: Is the steel column of the steel structure HM a special steel?
- The mid flange H section steel HM (M for Middle English prefix) in GB/T 112631998 this standard inside, not special steel;
- Q: What are the different methods of surface passivation for special steel?
- There are several methods of surface passivation for special steel, including chemical passivation, electrochemical passivation, and mechanical passivation. Chemical passivation involves treating the surface with chemicals to remove impurities and create a protective layer. Electrochemical passivation uses an electric current to form a passive oxide layer on the surface. Mechanical passivation involves physical processes such as polishing or shot peening to remove contaminants and improve surface quality. These methods help enhance the corrosion resistance and durability of special steel surfaces.
- Q: What are the different methods of heat treatment for special steel?
- There are several different methods of heat treatment for special steel, including annealing, normalizing, quenching, tempering, and case hardening. Each method involves heating the steel to a specific temperature and then cooling it in a controlled manner to achieve desired properties such as improved strength, hardness, toughness, or resistance to wear.
- Q: How is the quality of special steel ensured?
- The quality of special steel is ensured through a combination of rigorous testing, strict quality control measures, and adherence to international standards and specifications. Special steel producers employ various methods such as chemical analysis, mechanical testing, and non-destructive testing to verify the composition, strength, and integrity of the steel. Additionally, special steel manufacturers often have dedicated quality assurance teams that closely monitor the production process to identify any potential issues and ensure the final product meets the required specifications.
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Reinforcing Twisted Steel Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 140 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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