Good quality 4mm galvanized mild steel wire

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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Quick Details

Steel Grade: 45#, 60#, 65#, 70#, 72A, 72B, 82B, 65Mn
Standard: AISI, ASTM, BS, DIN, GB, JIS
Type: Galvanized
Application: Construction
Alloy Or Not: Non-alloy
Diameter range: 0.02-16mm
Standard: AISI, ASTM, DIN, GB, JIS, SUS

Packaging & Delivery

Packaging Details:	Coils Packing, spools packing, or according to the customers' requirements
Delivery Detail:	10-20days after confirm the order

Specifications

4mm galvanized mild steel wire
1.Diameter range:0.15-15mm
2.Main application:making spring,nail,mattress,wire

Good quality 4mm galvanized mild steel wire carbon steel wire

Grade	45#, 60#, 65#, 70#, 72A, 72B, 82B, 65Mn
Diameter	0.15-15mm
Standard	AISI, ASTM, DIN, GB, JIS, SUS
Weight	According to the customers' requirements
Uses	To produce springs, steel wire ropes, brush and other uses
Packing	Coils Packing, spools packing, or according to the customers' requirements

Terms:

1) Loading Port: Shanghai/Nantong

2) Delivery term: FOB,CFR, CIF

3) Delivery lead time: 10 working days after received deposit.

4) Payment term:30% by T/T as deposit., balance will be paid by T/T before loading,

5) Quality assurance: Mill Test Certificate is supplied with shipment, third Party Inspection is acceptable.

Q:How is steel wire rod tested for resistance to intergranular corrosion?: Steel wire rod is tested for resistance to intergranular corrosion through a process called the Strauss test, also known as the ASTM A262 test. This involves subjecting the steel wire rod to a specific corrosive solution, such as a boiling nitric acid mixture. The wire rod is then visually inspected for signs of intergranular corrosion, such as cracking or disintegration. Additionally, metallographic examination may be conducted to analyze the microstructure of the wire rod and determine the extent of intergranular corrosion.

Q:How is the decarburization of steel wire rod evaluated?: The decarburization of steel wire rod is typically evaluated by conducting various tests such as microscopic examination, hardness testing, and chemical analysis to determine the depth and extent of carbon depletion on the surface of the rod.

Q:How is steel wire rod used in the manufacturing of wire rope grips?: Steel wire rod is a crucial component in the manufacturing of wire rope grips due to its strength and durability. Wire rope grips are used to secure and fasten the ends of wire ropes together, providing a secure connection that can withstand high tension and loads. During the manufacturing process, steel wire rod is first drawn through a series of dies to shape it into the desired diameter and smoothness. This process ensures that the wire rod has the necessary strength and flexibility to withstand the demanding conditions that wire rope grips will be subjected to. Once the steel wire rod has been drawn and shaped, it is further processed to create the wire rope grips. The rod is cut to the required length and then formed into a U-shape, creating a loop that will hold the wire rope securely. The ends of the wire rod are threaded, allowing for easy tightening and loosening of the grip. The steel wire rod used in the manufacturing of wire rope grips is typically made from high-quality carbon steel, which has excellent strength and resistance to corrosion. This ensures that the wire rope grips can withstand heavy loads and harsh environmental conditions without compromising their integrity. In summary, steel wire rod is used in the manufacturing of wire rope grips to provide the necessary strength, durability, and flexibility required to secure and fasten wire ropes together. Its high-quality carbon steel composition ensures that the grips can withstand demanding conditions and maintain their integrity throughout their lifespan.

Q:How is steel wire rod used in the manufacturing of wire rope rings?: Steel wire rod is used in the manufacturing of wire rope rings as it serves as the primary material for creating the wire rope. The steel wire rod is first drawn and stretched to the desired diameter and then twisted or braided to form the wire rope. This wire rope is then shaped into rings, which are commonly used for various applications such as lifting, rigging, and securing heavy loads. The strength and durability of the steel wire rod make it an ideal choice for manufacturing wire rope rings that can withstand high tension and heavy loads.

Q:What is the typical chemical composition of steel wire rod?: Steel wire rod can have different chemical compositions depending on its grade and intended use. The main element in steel wire rod is iron, accompanied by small quantities of carbon, manganese, phosphorus, sulfur, and silicon. Carbon plays a significant role in providing strength and hardness to the material. Manganese is commonly added to enhance the steel's hardenability and strength. Phosphorus and sulfur, which are impurities, are typically minimized to avoid negative impacts on the steel's properties. Silicon is incorporated to improve deoxidation and corrosion resistance. It should be noted that the amounts of these elements can vary in different grades of steel wire rod. Additionally, other alloying elements like chromium, nickel, or molybdenum may be included to achieve specific properties required for different applications.

Q:What are the different types of steel wire rod surface treatments after wire drawing?: There are several types of steel wire rod surface treatments after wire drawing, including galvanizing, zinc coating, phosphating, and powder coating. These treatments are applied to enhance the wire's corrosion resistance, increase durability, and improve its appearance.

Q:What are the different sizes and diameters available for steel wire rod?: The sizes and diameters available for steel wire rod vary depending on the specific requirements and applications. Common sizes range from 5.5mm to 20mm in diameter, with some manufacturers offering larger sizes up to 32mm. The lengths typically range from 2,000mm to 6,000mm, but custom lengths can also be produced. It is important to note that each manufacturer may have its own range of sizes and diameters available.

Q:How is the fatigue resistance of steel wire rod tested?: The fatigue resistance of steel wire rod is commonly assessed through a cyclic loading test known as the rotating bending fatigue test. In this particular test, a sample of the steel wire rod is subjected to repetitive bending under controlled circumstances. The test commences by affixing the sample onto a rotating mechanism, such as a rotating beam or wheel. Subsequently, the sample is exposed to a cyclic bending load that fluctuates in both magnitude and direction. This load is exerted by a mechanical or hydraulic device that consistently applies the bending force to the sample at a fixed frequency. Throughout the test, close attention is paid to the number of cycles and the stress or load applied. Generally, the test is continued until the sample fails due to fatigue, which encompasses the development of cracks, fractures, or permanent deformation. The number of cycles needed for failure is recorded as the fatigue life of the steel wire rod. To ensure accurate testing, multiple samples are typically evaluated under various stress levels or load amplitudes. This enables the determination of the fatigue strength of the steel wire rod, often expressed as the stress amplitude capable of enduring a specified number of cycles without failure, such as 10^6 cycles. All in all, the rotating bending fatigue test yields valuable insights into the fatigue resistance of steel wire rod, allowing manufacturers and engineers to assess its durability and suitability for diverse applications.

Q:How is steel wire rod used in the production of wire mesh for oil and gas filtration?: Steel wire rod is an essential component in the production of wire mesh for oil and gas filtration. It is used as the primary material to create the wire mesh by undergoing various manufacturing processes such as drawing, annealing, and galvanizing. The steel wire rod provides the necessary strength, durability, and corrosion resistance required for oil and gas filtration applications. It is woven or welded into a mesh structure that allows for the efficient filtration of oil and gas, removing impurities and contaminants. The wire mesh produced using steel wire rod ensures reliable and efficient filtration, making it a vital component in the oil and gas industry.

Q:How are steel wire rods used in the production of wire springs for various mechanical applications?: The production of wire springs for mechanical applications requires the use of steel wire rods, which are indispensable components. These wire rods are made from top-quality steel and are designed to possess exceptional strength and durability. To ensure compliance with the necessary specifications, the steel wire rods are initially cleaned and inspected in the production process. Subsequently, they undergo a series of procedures involving heating and shaping the rods to achieve the desired wire diameter. This is typically accomplished through a technique known as hot rolling, which involves heating the steel rods to a malleable temperature and then passing them through a set of rollers to reduce their diameter. Once the wire rods have been reduced to the desired diameter, additional treatments are performed to enhance their mechanical properties. This can include heat treatment, which serves to improve the wire's strength and elasticity. This step is crucial in order to ensure that the wire springs can withstand the mechanical stresses they will encounter during use. Following this, the wire rods are coiled onto large spools, ready to be utilized in the manufacturing of wire springs. These spools are typically placed on specialized machinery that automatically feeds the wire into a coiling machine. The coiling machine shapes the wire into the desired spring form, whether it be a compression spring, tension spring, torsion spring, or others. Wire springs produced from steel wire rods offer numerous advantages in mechanical applications. They possess high tensile strength, enabling them to resist deformation and maintain their shape even under heavy loads. Additionally, they exhibit excellent elasticity, allowing them to stretch and return to their original shape without permanent deformation. Wire springs find widespread use in various mechanical applications, including automotive suspension systems, industrial machinery, furniture manufacturing, and numerous other industries. They play a vital role in providing support, absorbing shocks, and storing and releasing mechanical energy. By utilizing steel wire rods, these wire springs can endure the demanding conditions they encounter, ensuring the reliable and efficient operation of diverse mechanical systems.

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