reinforcement steel bar coil for construction

reinforcement steel bar coil for construction

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Supply Capability:: -

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Quick Details

Standard:AISI, ASTM, GB
Grade:HRB335
Diameter:6mm-15mm
Length:9m
Place of Origin:Hebei, China (Mainland)
Brand Name:mammoth
Model Number:HRB335 HRB400 HRB400E G60 GR460
Application:construction of houses
color:black

Packaging & Delivery

Packaging Details:	in bulk or according to the customer's require
Delivery Detail:	20 days after L/C or prepayment

Specifications

FOB Price:USD485--545
Port:Tianjin
Payment Terms:L/C,T/T
Grade:HRB335,HRB400,HRB400E,G60,GR460

Quick Details

Standard:AISI,ASTM,BS,DIN,GB,JIS
Grade:HRB335
Diameter:6mm-15mm
Length:9m
Place of Origin:Hebei, China (Mainland)
Brand Name:mammoth
Model Number:6mm
Application:construction of houses, bridges, roads and other civil works,making Concrete

Packaging & Delivery

Packaging Details:	In bulk or according to the customer's require.
Delivery Detail:	15-30 days after L/C or prepayment.

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Specifications

1)Material: HRB335,HRB400,HRB400E,G60,GR460
2)FOB price: $560-610
3)Payment terms: TT or LC
4)MOQ: 50MT

Deformed Reinforcement Steel Bar

1)Grade: GB1499.2-2007, BS4449 A615

2) Diameter: 6,8,10,12,14,16,18,20,22,25,28,32mm

3)Application: making Concrete , construction of houses, bridges, roads and other civil works. It's also the material to make the reinforcing mesh-a new type of construction material, particularly suitable for large areaconcreteengineering.

We are manufacture specilized in Steel Wire and Rebar with 8 years' experience. Our mill is near the seaport, with low logistic cost . Every month we export 5000mt goods to other countries, and have gained the widly reputation from our customers .

DEFORMED BAR INFORMATION
SIZE(mm)	CUT AREA(CM2)	THEORETICAL WEIGHT(KG/M)
6	0.283	0.222
8	0.503	0.395
9	0.636	0.50
10	0.79	0.62
12	1.13	0.89
14	1.54	1.21
16	2.01	1.58
18	2.55	2.00
20	3.14	2.47
22	3.8	2.98
25	4.91	3.85
28	6.16	4.83
32	8.04	6.31

Q: What are the different types of tests performed on steel wire rod?: There are several types of tests performed on steel wire rods, including chemical composition analysis, mechanical testing, surface inspection, and dimensional checks.

Q: What are the different types of steel wire rod surface defects after wire drawing?: After the wire drawing process, steel wire rods can exhibit several types of surface defects. These defects can be categorized based on their appearance and causes. 1. Scratches: Linear marks on the wire rod's surface can arise during the drawing process. They typically occur due to abrasive particles or contact with sharp edges of the drawing dies. 2. Scale: The wire rod's surface may develop a thin layer of oxide, known as scale, during the heating and rolling stages. Scale can create an uneven and rough surface, impacting both appearance and performance. 3. Pitting: Small depressions or pits can be observed on the wire rod's surface as pitting defects. They usually result from localized corrosion or uneven cooling during manufacturing. 4. Flakes: Irregularly shaped, thin pieces of metal that detach from the wire rod's surface are referred to as flakes. Excessive friction between the wire rod and the drawing dies often causes this detachment. 5. Decarburization: High temperatures during manufacturing can lead to a reduction in carbon content on the surface, resulting in decarburization. This can weaken the structure and mechanical properties of the wire rod. 6. Laps: Irregularities on the wire rod's surface can occur due to folding or overlapping of material during the drawing process, known as laps. Laps can weaken the structure and contribute to premature failure. 7. Grooves: Deep and narrow channels, known as grooves, can be seen on the wire rod's surface. They may arise from uneven wear of the drawing dies or the presence of abrasive particles during drawing. 8. Coating defects: In certain cases, wire rods may have a protective coating applied to prevent corrosion. Coating defects can include peeling, blistering, or uneven application, which compromises the wire rod's corrosion resistance. It is crucial to acknowledge that these defects can impact the quality and performance of the wire rod. Manufacturers often implement various quality control measures and inspections to identify and rectify these defects, ensuring the production of high-quality wire rods.

Q: How does the fatigue strength of steel wire rod vary with different diameters?: Steel wire rod fatigue strength typically varies depending on its diameter. Generally, an increase in diameter leads to a decrease in fatigue strength. This occurs because larger diameter rods have a greater likelihood of containing defects or imperfections, such as inclusions or microstructural irregularities. These flaws act as stress concentrators, reducing the fatigue strength. Furthermore, larger diameter rods have a larger surface area, increasing the chances of surface defects or corrosion. These factors can negatively impact the fatigue strength. Additionally, larger diameter rods have lower bending stiffness, resulting in higher stresses and strains under cyclic loading, further reducing fatigue strength. Conversely, smaller diameter steel wire rods tend to have higher fatigue strength due to their reduced surface area and fewer chances of defects. Smaller diameter rods also have higher bending stiffness, which helps distribute the applied load more evenly, reducing localized stress concentrations and improving fatigue strength. However, it is important to note that other factors can influence the fatigue strength of steel wire rods, such as the specific type and quality of the steel, the manufacturing process, and the surface treatment. Therefore, when evaluating fatigue strength, it is necessary to consider these factors in addition to the diameter.

Q: How is steel wire rod used in the manufacturing of kitchen utensils?: Steel wire rod is used in the manufacturing of kitchen utensils as it provides a strong and durable material for various purposes. It can be shaped, bent, and formed into different utensil designs such as spoons, forks, and whisks. Additionally, steel wire rod can be used as a core material for handles, ensuring a sturdy grip. Its corrosion-resistant properties make it suitable for food contact, while its flexibility allows for intricate designs. Overall, steel wire rod is an essential component in the production of high-quality and long-lasting kitchen utensils.

Q: What are the common industry qualifications for steel wire rod manufacturers?: The common industry qualifications for steel wire rod manufacturers usually include certifications such as ISO 9001:2015 for quality management systems, ISO 14001:2015 for environmental management systems, and OHSAS 18001:2007 for occupational health and safety management systems. Additionally, manufacturers may need to comply with various international and national standards specific to the steel industry, such as ASTM A510, ASTM A510M, or EN 10016-2. It is also essential for manufacturers to have the necessary technical expertise, experience, and infrastructure to produce steel wire rods that meet the required specifications and standards.

Q: What are the main applications of steel wire rod in automotive manufacturing?: Steel wire rod is widely used in automotive manufacturing for various applications. One of the main uses is in the production of tires, where steel wire rod is used as reinforcement material to enhance the strength and durability of tires. Steel wire rods are also used in the manufacturing of springs, such as suspension springs and seat springs, which provide stability and support to the vehicle. Additionally, steel wire rod is utilized in the production of automotive cables, such as brake cables and clutch cables, due to its high tensile strength and excellent resistance to corrosion. Overall, steel wire rod plays a crucial role in automotive manufacturing by providing essential components that ensure the safety, performance, and reliability of vehicles.

Q: What are the main factors influencing the price of steel wire rod?: The main factors influencing the price of steel wire rod include the cost of raw materials, such as iron ore and scrap metal, as well as energy costs, transportation and labor expenses, and market demand and supply dynamics. Additionally, government policies, trade tariffs, and currency exchange rates can also impact the price of steel wire rod.

Q: How is steel wire rod tested for impact resistance?: Steel wire rod is typically tested for impact resistance using a Charpy impact test. In this test, a notched specimen of the rod is subjected to a sudden impact from a swinging pendulum. The amount of energy absorbed by the specimen during the impact is measured, which provides an indication of its impact resistance. This test helps ensure that the steel wire rod can withstand sudden external forces without fracturing or breaking.

Q: How is steel wire rod transported and stored?: Steel wire rod is typically transported and stored in large coils or bundles. These coils are loaded onto trucks, trains, or ships for transportation to various destinations. When it comes to storage, steel wire rod is often stacked in warehouses or outdoor yards, with proper measures taken to ensure stability and prevent damage. Additionally, the coils can be stored on racks or placed on flat surfaces to maintain their shape and prevent tangling.

Q: What are the common production processes for hassium-coated steel wire rod?: The common production processes for hassium-coated steel wire rod involve several steps. Firstly, the steel wire rod is cleaned and prepared by removing any impurities or surface contaminants. Then, it goes through a coating process where a layer of hassium is applied onto the steel surface. This can be done through various methods such as electroplating or physical vapor deposition. After the coating, the wire rod is subjected to curing or annealing to ensure proper adhesion and stability of the hassium layer. Finally, quality control measures are implemented to check the thickness, uniformity, and durability of the coating before the hassium-coated steel wire rod is ready for use in various applications.

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