Hot Rolled Rebar Screw Thread Steel Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Description of Thread Steel Bar
1, Diameter: 5.5mm-10mm Thread Steel Bar
10m- 40mm Thread Steel Bar
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 Thread Steel Bar
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 Thread Steel Bar
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:How is weathering steel used in outdoor structures?
- Weathering steel, also known as corten steel, is commonly used in outdoor structures due to its unique properties. It forms a protective rust-like surface when exposed to the elements, which acts as a natural barrier against further corrosion. This makes it highly resistant to rust and erosion, making it ideal for outdoor structures such as bridges, sculptures, architectural facades, and retaining walls. Additionally, weathering steel is aesthetically pleasing and requires minimal maintenance, making it a popular choice in various outdoor applications.
- Q:What are the different certifications available for special steel?
- Depending on the specific industry and application, there are multiple certifications available for special steel. Some of the well-known certifications are as follows: 1. ISO 9001: This certification ensures that the special steel manufacturer has implemented and maintained a quality management system that adheres to international standards. It signifies the company's dedication to consistently delivering products that meet customer requirements. 2. ISO 14001: This certification focuses on environmental management and guarantees that the special steel manufacturer has adopted eco-friendly practices in their operations. It showcases the company's commitment to reducing their impact on the environment. 3. Certifications by ASME (American Society of Mechanical Engineers): ASME provides several certifications for special steel used in pressure vessels, boilers, and other applications. These certifications ensure that the special steel meets industry-specific quality and safety standards. 4. PED (Pressure Equipment Directive): This certification is mandatory for special steel used in pressure equipment within the European Union. It guarantees that the steel meets specific safety and quality requirements. 5. Certifications by NACE (National Association of Corrosion Engineers): NACE offers certifications for special steel used in corrosive environments. These certifications ensure that the steel possesses the necessary resistance against corrosion and can endure harsh conditions. 6. Certifications by API (American Petroleum Institute): API offers certifications for special steel used in the oil and gas industry. These certifications ensure that the steel meets various quality and performance standards required for different applications in the industry. 7. Certifications by ASTM (American Society for Testing and Materials): ASTM provides various certifications for special steel based on specific standards and specifications. These certifications guarantee that the steel satisfies the required mechanical properties, chemical composition, and other criteria. Manufacturers, suppliers, and end-users should take these certifications into consideration when selecting special steel for their specific applications. These certifications provide confidence and assurance regarding the quality, safety, and performance of the special steel products.
- Q:How does special steel contribute to the aerospace aftermarket industry?
- Special steel plays a crucial role in the aerospace aftermarket industry by providing high-quality materials that meet the demanding requirements of aircraft maintenance and repair. It is used in various aircraft components, such as engine parts, landing gear, and structural elements, where exceptional strength, corrosion resistance, and heat resistance are necessary. Special steel ensures the durability and reliability of these components, allowing for safer and more efficient flight operations. Additionally, its use in the aerospace aftermarket industry helps reduce maintenance costs and downtime, as it enables longer-lasting and more robust aircraft components.
- Q:How is special steel used in the medical industry?
- Special steel is used in the medical industry for a variety of applications. It is commonly used in the production of surgical instruments, implants, and medical devices due to its exceptional strength, durability, and resistance to corrosion. Special steel ensures that these instruments and implants can withstand the harsh conditions of medical procedures and maintain their integrity over time, ensuring better patient outcomes.
- Q:How does special steel maintain its strength at different temperatures?
- Special steel maintains its strength at different temperatures due to its unique composition and manufacturing process. It is typically alloyed with elements such as chromium, molybdenum, and nickel, which form stable carbides and strengthen the steel's matrix. These alloying elements also enhance the steel's resistance to high temperatures, preventing the softening or deformation that would otherwise occur. Additionally, special steel undergoes heat treatment and precise control of cooling rates, which further optimize its microstructure and ensure its strength is retained even under extreme temperature conditions.
- Q:What are the properties of spring steel?
- Spring steel is a type of high-carbon steel known for its exceptional elasticity and resilience. It possesses unique properties such as high yield strength, excellent fatigue resistance, and the ability to return to its original shape after being bent or twisted. This type of steel also exhibits good corrosion resistance, high tensile strength, and durability. Due to its properties, spring steel is widely used in various applications including springs, suspension systems, blades, tools, and automotive components.
- Q:Can special steel be used in the production of springs for watches?
- Yes, special steel can be used in the production of springs for watches. Special steel, such as stainless steel or high carbon steel, is often preferred for watch springs due to its excellent strength, durability, and resistance to corrosion, ensuring reliable and long-lasting performance of the watch.
- Q:What are the different methods of surface hardening for special steel?
- There are several methods of surface hardening for special steel, including carburizing, nitriding, induction hardening, flame hardening, and laser hardening.
- Q:What are the different methods of surface peening for special steel?
- Some of the different methods of surface peening for special steel include shot peening, glass bead peening, and laser peening. Shot peening involves bombarding the surface of the steel with small spherical shots to create compressive stresses, which helps to increase the strength and durability of the material. Glass bead peening uses small glass beads instead of shots to achieve a similar effect. Laser peening, on the other hand, involves using high-energy laser pulses to generate shock waves on the surface of the steel, resulting in improved fatigue resistance and damage tolerance. Overall, these methods can enhance the performance and lifespan of special steel components.
- Q:What are the main applications of special steel in the power storage industry?
- Special steel is widely used in the power storage industry for various applications. One of the main uses is in the manufacturing of battery components, such as battery casings, terminals, and connectors, due to its excellent corrosion resistance and high strength. Special steel is also utilized in the production of power transmission and distribution equipment, including transformers, generators, and turbines, where its superior mechanical properties and durability ensure reliable and efficient power generation and transmission. Additionally, special steel is employed in the construction of power storage structures, such as tanks and containers, providing long-lasting protection against environmental factors and maintaining the integrity of stored energy.
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Hot Rolled Rebar Screw Thread Steel Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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