alloyed wire rod

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Wire Rod Q235 Details:

Minimum Order Quantity:	25 Tons	Unit:	m.t.	Loading Port:	XINGANG PORT,China
Supply Ability:	100,000 Tons Per Month	Payment Terms:	TT or LC

Product Description:

Specifications of Wire Rod Q235:

Steel Grade: Q235, Standard: GB Diameter: 5.5mm, 6.5mm, 7mm,8mm,9mm,10mm,12mm,14mm

Diameter Tolerance:±0.3mm 6.5mm can be drawing into 2mm/8.0mm can be drawing into 3mm

Brand Name: N-RIVER Place of Origin: Hebei, China Mainland Application: construction, building etc

Chemical Composition:

Please kindly find our chemistry of our material based on Q235 as below for your information

Trademark	Rank	Chemical composition (quality score) %
		C	Si	Mn	S	P
		C	Si	Mn	S	P
			≤		≤	≤
Q235	A	0.14-0.22	0.30	0.30-0.65	0.050	0.045
Q235	B	0.12-0.20	0.30	0.30-0.70	0.045	0.045
Trademark	Rank	Pulling Test
		Bend PointΔs/Mpa		Tensile Strength	Elongation Ratioδ5%
					Elongation Ratioδ5%
		Thickness (Diameter) /MM			Thickness (Diameter) /MM
		≤16	16-40		≤16	16-40
		≥			≥
Q235	A	235	225	375-500	26	25
Q235	B	235	225	375-500	26	25

Usage and Applications of Wire Rod Q235:

After hot-rolled the products shaped into coil and delivery as finished product, including round, square, rectangular, hexagonal and so on. Since most of the products are round, it is generally called wire rod. Carbon steel wire rod is widely used in construction and manufacturing. Carbon steel wire rod is mainly used for reinforcement of reinforced concrete and welded structure or reprocessed (roberts , nail, etc.) materials, especially used to produce wire drawing, welding electrode, nails, spring, electronic, precise machinery parts and so on.

Packaging & Delivery of Wire Rod Q235:

Packaging Detail: products are packed in coil and then shipped by container or bulk vessel

Each coil weight: 2-3MT

Delivery Detail: within 45 days after received deposit or LC.

Label: to be specified by customer, generally, each bundle has 1-2 labels

Trade terms: FOB, CFR, CIF

Q:How are steel wire rods tested for quality control?: Steel wire rods are tested for quality control through a series of rigorous procedures. This includes visual inspections to identify any surface defects, as well as dimensional checks to ensure the rods meet the required specifications. Additionally, mechanical tests such as tensile strength, ductility, and hardness assessments are conducted. Non-destructive testing methods like ultrasonic or magnetic particle inspections are also employed to detect internal flaws. Overall, these comprehensive quality control measures ensure that steel wire rods meet the necessary standards for their intended applications.

Q:What are the different surface marking materials used for steel wire rod?: There are several different surface marking materials that can be used for steel wire rod. These materials are applied to the surface of the wire rod to provide identification and traceability. Some of the commonly used surface marking materials include: 1. Paint: Paint is one of the most common surface marking materials used for steel wire rod. It is applied in the form of a coating and can be used to mark various information such as product identification, grade, and manufacturer's logo. Paint markings are typically durable and can withstand normal handling and transportation. 2. Ink: Ink is another commonly used surface marking material for steel wire rod. It is applied using a printing process and can be used to mark various information such as product specifications, lot numbers, and barcodes. Ink markings are generally resistant to abrasion and can provide high-contrast visibility. 3. Hot stamping: Hot stamping is a process in which a marking foil is applied to the surface of the steel wire rod using heat and pressure. This technique allows for the transfer of pre-printed information onto the surface of the wire rod. Hot stamping is often used to mark important information such as heat numbers, production dates, and customer-specific requirements. 4. Laser marking: Laser marking is a non-contact marking process that uses a laser beam to create permanent markings on the surface of the steel wire rod. It is a precise and versatile marking method that can be used to engrave various information such as logos, serial numbers, and part numbers. Laser markings are highly durable and resistant to fading, making them suitable for long-term identification. 5. Etching: Etching is a chemical process that involves the removal of a thin layer of material from the surface of the steel wire rod. It is commonly used to create indented markings that can be filled with paint or ink for increased visibility. Etched markings are resistant to abrasion and can provide a long-lasting identification solution. Overall, the choice of surface marking material for steel wire rod depends on factors such as the required durability, visibility, and specific application requirements. Each of these materials has its own advantages and can be tailored to meet the specific needs of the wire rod manufacturer and end-user.

Q:How does the electrical conductivity of steel wire rod vary with different wire drawing processes?: The electrical conductivity of steel wire rod typically decreases with each wire drawing process. This is because the mechanical deformation during the drawing process causes the crystal structure of the steel to become more elongated and aligned, resulting in increased resistance to electrical flow. Additionally, impurities and oxides on the surface of the wire rod can be further compacted during wire drawing, further reducing electrical conductivity.

Q:What are the different ductility testing methods for steel wire rod?: There are several different ductility testing methods for steel wire rods, including the tensile test, the bend test, and the wrap test. The tensile test measures the maximum amount of tensile force a wire rod can withstand before breaking, providing information about its elongation and ability to deform under tension. The bend test evaluates the wire rod's ability to withstand bending without fracturing, indicating its flexibility and resistance to brittleness. The wrap test assesses the wire rod's ability to wrap around a mandrel without cracking, giving insights into its ductility and ability to undergo plastic deformation. These testing methods collectively help determine the ductility and mechanical properties of steel wire rods.

Q:How is steel wire rod tested for quality?: Steel wire rod is tested for quality through a series of rigorous procedures to ensure its strength, durability, and adherence to industry standards. These tests typically include analyzing the chemical composition, conducting mechanical tests such as tensile strength and elongation measurements, inspecting the surface quality for any defects or imperfections, and verifying dimensional accuracy. Additionally, steel wire rod may also undergo tests for resistance to corrosion, heat treatment suitability, and adherence to specific international or customer-specific specifications. Overall, these comprehensive quality tests help ensure that only high-quality steel wire rods are released to the market.

Q:How are steel wire rods used in the production of screws and bolts for construction?: Screws and bolts for construction purposes rely heavily on steel wire rods, which serve as the essential ingredient in their production. The process begins with the steel wire rods undergoing a series of manufacturing steps. Initially, the rods are drawn through dies to reduce their diameter and increase their length, a technique known as wire drawing. This step ensures that the wire rods achieve the desired size and strength. Once the wire rods are drawn to the required dimensions, they are then cut into smaller lengths suitable for creating screws and bolts. These shorter lengths are commonly known as blanks or billets. The next stage involves threading these blanks to give them the distinctive shape of a screw or bolt. This threading process is typically executed using specialized machines that cut or roll grooves onto the surface of the wire rods. These grooves provide the necessary grip for the screws and bolts, ensuring a secure connection to the respective materials. After the threading process, the blanks undergo further processing to add various features, such as head shape, drive type, and any additional coatings or finishes required for corrosion resistance. Machining or forging processes are usually employed, depending on the desired specifications of the screws and bolts. Quality control checks are then conducted on the formed screws and bolts to verify that they meet the required standards for strength, dimensions, and overall functionality. Factors such as tensile strength, hardness, and dimensional accuracy are tested to ensure the reliability of the fasteners. The final step involves packaging and distributing the screws and bolts for use in construction projects. These fasteners play a crucial role in connecting different components of a structure, providing stability, strength, and durability to the overall construction. They find widespread use in applications such as framing, securing walls, connecting beams, and joining various building materials. In conclusion, steel wire rods serve as the fundamental raw material for the production of screws and bolts in the construction industry. They undergo a series of manufacturing processes to shape them into fasteners with specific features and properties. These fasteners are essential for the structural integrity and reliability of construction projects, making steel wire rods an indispensable component in the construction field.

Q:How is the quality of steel wire rod assessed?: The quality of steel wire rod is assessed through various parameters such as chemical composition, mechanical properties, surface defects, and dimensional accuracy. These assessments are typically performed by conducting tests and inspections, such as chemical analysis, tensile strength testing, visual inspection, and measurement checks. Additionally, industry standards and specifications are used as benchmarks to ensure that the steel wire rod meets the required quality standards.

Q:What are the common applications of oil tempered and tempered steel wire rod?: Oil tempered and tempered steel wire rods have a wide range of applications in various industries. Some of the common applications include: 1. Springs: Oil tempered and tempered steel wire rods are widely used in the manufacturing of springs. The high tensile strength and excellent durability of these wire rods make them ideal for different types of springs, including compression springs, extension springs, and torsion springs. These springs are used in automotive, aerospace, and industrial applications. 2. Wire ropes and cables: Oil tempered and tempered steel wire rods are also used in the production of wire ropes and cables. The high strength and resistance to wear and fatigue of these wire rods make them suitable for applications where heavy loads and high tensile strength are required, such as cranes, elevators, suspension bridges, and mining equipment. 3. Fasteners: Another common application of oil tempered and tempered steel wire rods is in the manufacturing of fasteners, such as bolts, screws, and nails. The strength, toughness, and corrosion resistance of these wire rods ensure the reliability and longevity of fasteners in various construction and industrial applications. 4. Automotive components: Oil tempered and tempered steel wire rods are extensively used in the automotive industry for the production of various components. These wire rods are used in the manufacturing of engine valve springs, clutch springs, suspension springs, and braking systems. The high performance and durability of these wire rods make them suitable for demanding automotive applications. 5. Wire mesh and fencing: Oil tempered and tempered steel wire rods are also utilized in the production of wire mesh and fencing. The strength and resilience of these wire rods make them suitable for creating durable and secure barriers in agricultural, construction, and industrial environments. Overall, oil tempered and tempered steel wire rods have numerous applications due to their high strength, durability, and resistance to wear and fatigue. These wire rods are widely used in springs, wire ropes, fasteners, automotive components, and wire mesh/fencing, contributing to the efficiency and reliability of various industries.

Q:How is steel wire rod classified based on its carbon content?: Steel wire rod can be classified based on its carbon content into three main categories: low carbon wire rod, medium carbon wire rod, and high carbon wire rod. Low carbon wire rod typically contains carbon levels ranging from 0.05% to 0.15%. It is characterized by its high ductility and excellent formability. This type of wire rod is commonly used in applications that require flexibility and bending, such as in the manufacturing of wires for fencing, nails, and construction materials. Medium carbon wire rod contains carbon levels ranging from 0.15% to 0.45%. It possesses higher strength and hardness compared to low carbon wire rod. Medium carbon wire rod is often used in applications that require both strength and flexibility, such as in the production of automotive parts, springs, and certain types of fasteners. High carbon wire rod has carbon levels ranging from 0.45% to 0.85%. It is known for its exceptional strength and hardness. High carbon wire rod is typically used in applications that require maximum strength, such as in the production of high-tensile wires used for suspension bridges, pre-stressed concrete structures, and wire ropes used in heavy machinery. The classification of steel wire rod based on carbon content allows manufacturers and consumers to choose the appropriate grade of wire rod for their specific needs, considering factors such as strength, flexibility, and durability requirements.

Q:How is steel wire rod used in the manufacturing of wire forms for automotive cooling systems?: Steel wire rod is used in the manufacturing of wire forms for automotive cooling systems as it provides strength, durability, and resistance to corrosion. These wire forms are utilized in various components such as radiator support brackets, fan guards, and hose clamps. The steel wire rod is first drawn into the desired diameter and then undergoes processes like bending, cutting, and welding to create the required wire forms. These wire forms play a crucial role in ensuring the efficiency and functionality of automotive cooling systems by providing structural support, securing components, and maintaining proper airflow.

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