Wire Steel

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Quick Details

Steel Grade:65# 70#, 82B,72A,72B
Standard:AISI, ASTM, BS, DIN, GB, JIS
Wire Gauge:0.2mm-13mm
Type:Spring
Application:Manufacturing
Alloy Or Not:Non-alloy
Model Number:65# 70#, 82B,72A,72B
Other Application:Cushion, shaft, bicycle
Density:7.85g/cm3

Packaging & Delivery

Packaging Details:	according to our export packing standard or customer's requirements 25T/20''Container
Delivery Detail:	15-30 DAYS AFTER RECEIVE L/C OR TT

Specifications

Carbon spring steel wire
Tensile strength: 1370 to 1770 MPa
Better mechanical property

spring steel wires fall into all specifications, both galvanized and ungalvanized.

Spring Steel Wire Technical Info:

Material: Top quality steel wire rods produced by Anshan Iron and Steel Group 45#, 60#, 65#, 70#, 42A, 62A, 72A, 72B, 82B, T9A, 65Mn
Size range: 0.15mm-4.0mm
Tolerance: ±0.01mm
Standards: GB/T 4357, DIN17223, EN10270, JIS G 3521 and so on
Application: mechanical springs
Packing: according to customers' specific requirements

Tensile Strength: As per your detailed requirements.

Uses: Spring steel wire is used in bonnel springs , spring mattresses, sofa springs

Mechanical Property:

Tensile Strength(MPa):1200 to 3000

Elongation (%):14~22.5

Reduction of Area (%):less than 10

Hardness:hot rolled,≤302HB;hot rolled plus heat treatment,≤321HB

Tensile Strength:according to customer's requirements

Diameter mm	Deviation mm	Tensile strength MPa
Diameter mm	Deviation mm	B Grade	C Grade	D Grade
0.30	±0.014	2010-2400	2300-2700	2640-3040
0.32	±0.018	1960-2350	2250-2650	2600-2990
0.35		1960-2350	2250-2650	2600-2990
0.40		1910-2300	2250-2650	2600-2990
0.45		1860-2260	2200-2600	2550-2940
0.50		1860-2260	2200-2600	2550-2940
0.55		1810-2210	2150-2550	2500-2890
0.60		1760-2160	2110-2500	2450-2840
0.65	±0.02	1760-2160	2110-2500	2450-2840
0.70		1710-2110	2060-2450	2450-2840
0.80		1710-2060	2010-2400	2400-2840
0.90		1710-2060	2010-2350	2350-2750
1.00		1660-2010	1960-2300	2300-2690
1.20	±0.03	1620-1960	1910-2250	2250-2550
1.40		1620-1910	1860-2210	2150-2450
1.60		1570-1860	1810-2160	2110-2400
1.80		1520-1810	1760-2110	2010-2300
2.00		1470-1760	1710-2010	1910-2200
2.20		1420-1710	1660-1960	1810-2110
2.50		1420-1710	1660-1960	1760-2060
2.80		1370-1670	1620-1910	1710-2010
3.00		1370-1670	1570-1860	1710-1960
3.20	±0.038	1320-1620	1570-1810	1660-1910
3.50		1320-1620	1570-1810	1660-1910
4.00		1320-1620	1520-1760	1620-1860
4.50		1320-1570	1520-1760	1620-1860
5.00		1320-1570	1470-1710	1570-1810
5.50		1270-1520	1470-1710	1570-1810
6.00		1220-1470	1420-1660	1520-1760
6.50	±0.045	1220-1470	1420-1610
7.00		1170-1420	1370-1570
8.00		1170-1420	1370-1570
9.00		1130-1320	1320-1520
10.0		1130-1320	1320-1520
11.0	±0.055	1080-1270	1270-1470
12.0		1080-1270	1270-1470
13.0		1030-1220	1220-1420

Q:How is steel wire rod used in the manufacturing of wire for seismic reinforcement in buildings?: Steel wire rod is an essential component in the manufacturing of wire for seismic reinforcement in buildings. This type of wire is commonly known as seismic wire or seismic reinforcement wire. Seismic reinforcement is crucial in construction to enhance the structural integrity of buildings, especially in earthquake-prone areas. It helps to minimize the damage caused by seismic activities and ensures the safety of occupants. Steel wire rod serves as the raw material for producing seismic wire due to its desirable properties. Steel wire rod is manufactured through a process where billets, which are semi-finished steel products, are heated and then passed through a series of rollers to obtain the desired diameter. Once steel wire rod is obtained, it undergoes further processing to transform it into seismic wire. This process involves a series of steps such as drawing, annealing, and galvanizing. Drawing involves pulling the wire through a series of dies to reduce its diameter and increase its strength. Annealing is a heat treatment process that helps improve the wire's ductility and flexibility, making it more suitable for seismic reinforcement applications. Galvanizing is the process of applying a protective zinc coating to the wire to prevent corrosion. The resulting seismic wire, made from steel wire rod, is then used in various ways to reinforce buildings. It is commonly used in reinforced concrete structures, where it is embedded within the concrete to increase its tensile strength. The wire is typically formed into grids or meshes that are placed strategically within the concrete to provide additional strength and prevent cracks or failure during seismic events. Moreover, seismic wire can also be used in the form of steel ropes or cables, which are tensioned and anchored to different parts of a building. These cables help distribute the seismic forces horizontally and vertically, reducing the overall stress on the structure and improving its resistance to earthquakes. In summary, steel wire rod plays a vital role in the manufacturing of wire for seismic reinforcement in buildings. Through a series of processes, steel wire rod is transformed into seismic wire, which is used in reinforced concrete structures and as tensioned cables to enhance the structural integrity of buildings and mitigate damage caused by seismic activities.

Q:What are the factors that influence the cost of steel wire rod?: The cost of steel wire rod is influenced by various factors. These factors include the prices of raw materials, particularly iron ore and scrap metal. Fluctuations in these prices can have a significant impact on the cost of production and, consequently, the price of steel wire rod. Additionally, the demand and supply dynamics for steel wire rod in industries such as construction, automotive, and manufacturing can affect its cost. When demand is high and supply is limited, the price tends to rise. Conversely, when demand is low and supply is abundant, the price may decrease. The cost of producing steel wire rod also includes expenses such as labor, energy, transportation, and equipment maintenance. Any changes in these costs, such as wage increases or fluctuations in energy prices, can affect the final price of steel wire rod. Moreover, currency exchange rates play a role in the cost of steel wire rod. Fluctuations in exchange rates can impact the cost of importing raw materials or exporting finished products. If the domestic currency strengthens against foreign currencies, the cost may increase, leading to higher prices. Government policies and regulations, such as tariffs, import/export restrictions, and environmental regulations, can also affect the cost of steel wire rod. These factors can impact the availability of raw materials, increase production costs, or create trade barriers, all of which can influence the final cost. Furthermore, market competition in the steel wire rod industry can impact its cost. Higher competition among manufacturers can result in price competition, leading to lower prices. Conversely, if there are fewer suppliers, they may have more pricing power, resulting in higher prices. It is important to note that these factors are interconnected and can change over time. Therefore, the cost of steel wire rod is subject to constant fluctuation, influenced by a combination of these factors and market dynamics.

Q:How is steel wire rod used in the manufacturing of wire for elevator door systems?: The manufacturing of wire for elevator door systems heavily relies on steel wire rod. For elevator doors to function properly, they need wires that are strong, durable, and capable of enduring constant use and frequent opening and closing. Steel wire rod, derived from steel billets and serving as a semi-finished product, is the primary raw material utilized in wire production. To initiate the process, steel wire rod goes through various mechanical and heat treatments to enhance its strength and flexibility. These treatments, such as hot rolling, drawing, and annealing, refine the wire's structure and enhance its mechanical properties. The objective is to ensure that the resulting wire can withstand the tensions and stresses encountered during elevator door operations. Once the wire rod has undergone processing, it is further drawn and shaped to meet the desired dimensions and specifications for elevator door systems. This involves passing the wire through a series of dies, gradually reducing its diameter and shaping it into the required form. The wire is then cut to the desired length and undergoes additional treatments, such as heat treatment or coating, to further enhance its properties and protect against corrosion. The manufactured wire is subsequently utilized in various components of elevator door systems. It is commonly employed as tension cables or counterweight cables, providing the necessary strength and support for smooth door operation. These wires are meticulously installed, routed, and connected to the elevator mechanism to ensure safe and reliable functionality. In conclusion, steel wire rod is a crucial element in the production of wire for elevator door systems. Through various treatments and processes, it acquires enhanced strength and flexibility, resulting in high-quality wire capable of meeting the demanding requirements of elevator door operations. This wire is then utilized in tension cables and counterweight cables to provide the necessary strength and support for elevator door systems.

Q:What are the different packaging options available for steel wire rod?: Some of the different packaging options available for steel wire rod include coils, reels, bundles, and pallets. Coils are the most common packaging option, where the wire rod is wound into a circular shape. Reels are another option, where the wire rod is wound onto a spool or drum. Bundles involve tying multiple lengths of wire rod together using straps or wires. Lastly, pallets can be used to package wire rod, where the rods are stacked and secured onto a wooden or plastic platform.

Q:What are the different types of steel wire rod available?: There are several different types of steel wire rod available, including low carbon steel wire rod, high carbon steel wire rod, alloy steel wire rod, and stainless steel wire rod. Each type has its own unique properties and is used in various applications such as construction, automotive, manufacturing, and electrical industries.

Q:How does steel wire rod compare to other materials for wire production?: Steel wire rod is widely regarded as one of the most suitable materials for wire production due to its exceptional strength, durability, and versatility. Compared to other materials, such as aluminum or copper, steel wire rod offers superior tensile strength and resistance to corrosion, making it ideal for various applications. Additionally, steel wire rod can be easily shaped, welded, and drawn into different wire sizes and forms, ensuring its compatibility with diverse industries like construction, automotive, and manufacturing. Its cost-effectiveness and widespread availability further contribute to its preference over other materials in wire production.

Q:What are the main factors affecting the market customer service of steel wire rod?: The main factors affecting the market customer service of steel wire rod include product quality, price competitiveness, timely delivery, customer support and communication, after-sales service, and flexibility in meeting customer requirements.

Q:What are the standard surface roughness requirements for steel wire rod?: The surface roughness requirements for steel wire rod vary based on the specific application and industry standards. In general, steel wire rod should have a smooth and uniform surface with minimal imperfections. When used in construction, such as for reinforcing concrete structures, the surface roughness requirements are relatively relaxed. It is common for steel wire rod in construction to have a surface roughness of Ra 3.2 to 6.3 micrometers (125 to 250 microinches). On the other hand, for more demanding applications like precision engineering or automotive manufacturing, higher surface quality is necessary. In these cases, the surface roughness requirements for steel wire rod are typically stricter, with a range of Ra 0.8 to 1.6 micrometers (32 to 63 microinches). It is important to note that these values are not universal and can vary depending on specific industry standards or customer preferences. Manufacturers and suppliers of steel wire rod usually provide detailed specifications and standards that must be met for specific applications, ensuring the desired surface roughness is achieved.

Q:What are the common types of internal defects in steel wire rod?: Some common types of internal defects in steel wire rod include inclusions, segregations, cracks, and voids. Inclusions are foreign substances that are trapped within the steel during the manufacturing process. Segregations occur when the composition of the steel is not uniform, resulting in areas with different properties. Cracks can occur due to excessive stress or improper cooling during production. Voids are empty spaces or cavities within the steel. These defects can weaken the wire rod and affect its overall quality and performance.

Q:How is the chemical composition of steel wire rod analyzed?: The chemical composition of steel wire rod is typically analyzed using various techniques and methods. One common method is called spectroscopy, which involves the use of instruments such as atomic absorption spectroscopy (AAS) or inductively coupled plasma spectroscopy (ICP). These instruments can accurately determine the presence and concentration of different elements in the steel wire rod. Another technique commonly used is X-ray fluorescence (XRF), which works by bombarding the sample with X-rays and measuring the energy emitted by the elements present in the steel wire rod. This method provides quick and non-destructive analysis of the chemical composition. In addition to spectroscopy and XRF, other methods like optical emission spectroscopy (OES) and mass spectrometry can also be employed for analyzing the chemical composition of steel wire rod. These techniques involve the vaporization and ionization of the sample, followed by the measurement of the resulting ions or emitted photons. It is important to note that these techniques require the steel wire rod to be prepared as a sample, often in the form of a solid or liquid. The sample is usually dissolved, digested, or mixed with appropriate reagents to extract the elements of interest before analysis. Overall, the analysis of the chemical composition of steel wire rod is a crucial step in quality control and ensuring that the material meets the required specifications for its intended use.

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