PROFESSIONAL FACTORY SALE spring steel strip

PROFESSIONAL FACTORY SALE spring steel strip System 1

PROFESSIONAL FACTORY SALE spring steel strip

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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, DIN, GB, JIS
Steel Grade:Q235B
Thickness:0.15-10mm, 0.15-4.00mm
Place of Origin:Hebei, China (Mainland)
Technique:Cold Rolled
Surface Treatment:Polished
Application:roller shutter door
Model Number:Spring Steel Strip
Brand Name:Dinghe
Width:8.0-300mm
Length:in coil
steel grade:CK45,CK50,CK55,CK67, CK75
surface treatment:Polished,Polish,tempered blue, yellow, green
edge:rounded,slit,sloped
heat treated:Hardened tempered,Annealed
hardness:H&T:40-55HRC
property:wear resistant

Packaging & Delivery

Packaging Details:	Each bundle with anti-rust paper and light oil then wrapped in plastic film and put in 20ft container for standard sea worthy
Delivery Detail:	30 days after the order confirmed

Specifications

CK67 Mn high carbon steel strip rolling shutter spring
1.Grade:CK45,CK50,CK55,CK60,CK67
2.Hardness:Annealed<19HRC,H&T:40-55H

Hardened and Tempered spring steel strip

Grade: ck60,ck67,ck75(SAE 1065, SAE 1070, SAE 1075) , 60Si2Mn, 50CrV4, stainless 420, 430

Size:0.15-2.5mm*8-300mm

Hardness: 32-55hrc

Surface: gray blue, polished blue, bright, bright polished...

Edge: rounded, slit, both rounded

Coil weight: as your requirement

Standard of surface: No flaw, burr, rust.

Yield Strees(Strength): 370-1175 N/mm2

Tensile Strength: 540-1275 N/mm2

Packing:

1 Each coil is closely covered by plastic film.

2 Outer is compound paper packing.

3 Delivered in iron pallets.

Applications: spring for roller shutter,hand tools,construction tools, metal parts, auto parts....etc

Q: What are the dimensions of steel coils used in the storage tank industry?: Steel coils used in the storage tank industry come in various dimensions, depending on the specific requirements of the tank being manufactured. Generally, these coils are available in different sizes and thicknesses. The width of the steel coils can range from approximately 600 millimeters to 2,400 millimeters. Similarly, the length can vary from a few meters to tens of meters. The thickness of the coils can also differ, typically ranging from 1.5 millimeters to 10 millimeters or more. Factors such as the size and capacity of the storage tank, the material being stored, and the structural requirements of the tank determine these dimensions. Consequently, the tank manufacturer or designer would determine the specific dimensions for a given storage tank project, following industry standards and project specifications.

Q: How are steel coils used in the production of storage racks?: Steel coils are used in the production of storage racks as they are cut and formed into different shapes and sizes to create the structural components of the racks. These coils are typically made from high-quality steel, providing strength and durability to the racks, making them suitable for storing heavy items.

Q: How do steel coils contribute to the manufacturing of household appliances?: Steel coils contribute to the manufacturing of household appliances by providing a durable and versatile material for various components. These coils are used to create the outer casings, frames, and structural parts of appliances like refrigerators, washing machines, and dishwashers. The strength and flexibility of steel coils ensure the longevity and stability of these appliances, while also enabling manufacturers to create sleek and attractive designs.

Q: How are steel coils inspected for yield strength using tensile testing?: Tensile testing is the method used to inspect the yield strength of steel coils. This involves subjecting a sample of the coil to controlled tension until it reaches its breaking point. Through this test, various mechanical properties of the steel, including yield strength, can be determined. To conduct the tensile testing for yield strength inspection, a small strip of the coil is cut and prepared. The strip is then placed in a machine specifically designed for tensile testing. This machine consists of two grips that securely hold the strip at opposite ends. Subsequently, the machine applies a steadily increasing force to the strip, causing it to elongate until it eventually breaks. Throughout the test, the machine measures the force applied and the elongation of the strip. The yield strength is determined by identifying the point on the stress-strain curve where the material begins to undergo plastic deformation, meaning it exhibits permanent deformation without any increase in load. Typically, the yield strength is reported as the stress required to cause a specific amount of plastic deformation, such as 0.2% or 0.5%. This value represents the maximum stress that the steel can endure without experiencing permanent deformation. By performing tensile testing on a sample of the steel coil, it becomes possible to ascertain its yield strength. This information is vital in ensuring the quality and dependability of the steel coil, as it indicates the maximum stress it can tolerate before permanent deformation occurs. Furthermore, this testing method allows for the comprehensive evaluation of other mechanical properties, including ultimate tensile strength, elongation, and modulus of elasticity, thus providing a thorough understanding of the steel's performance characteristics.

Q: How are steel coils used in the production of heating and cooling systems?: Steel coils are used in the production of heating and cooling systems as they serve as the primary component for heat transfer. These coils are typically made from high-quality steel and are designed to efficiently transfer heat between the system's refrigerant and the surrounding air. By passing the refrigerant through these coils, the heat is either absorbed or released, depending on whether the system is providing heating or cooling. This process enables the heating and cooling system to effectively regulate the temperature of a space, providing comfort and maintaining desired conditions.

Q: could anybody tell me the the weight of a cubic metre of mild steel? and where to get this info from?: i thnk 7.85 the density of ms is 7.85 kg/cm2 and formula is density=mass/volume u have volume=1m3 7.85*1=mass so 7.85 kg

Q: does regular steel rust? or is it all the same.: Steel is an alloy of Iron and Carbon. The more carbon you put in, the harder the steel and the more rust resistant. Steel will rust because it is not coated, like stainless is.

Q: How do we use steel ?plesase answer, its for homework xxx: Strength of metals is normally measured by the tensile strength as the main measure although this is not the only property as hardness is another big factor. Basically, iron is soft and steel is hard. Plain iron is stretchy and does not corrode quickly, whereas steel is much stiffer and corrodes more quickly. The tensile strength of cold worked iron is about half that of an average steel, likewise the hardness is about half that of steel too. Pure iron, which is rarely used, is even weaker and softer again and a bit more like softer materials like copper and aluminium. Where confusion comes in is that there is another iron - Cast Iron - which is totally different to both iron and steel. Cast iron is very hard and tough but incredibly brittle so its properties are very different.

Q: What are the applications of steel coils in automotive manufacturing?: Due to their unique properties and characteristics, steel coils find a wide range of applications in automotive manufacturing. They offer numerous benefits and contribute significantly to the overall performance, safety, and reliability of automobiles. One primary application of steel coils in automotive manufacturing is their use in the production of body panels. These coils are employed to create the outer body structure of vehicles, including doors, hoods, fenders, and roofs. The exceptional strength and durability of steel make it an ideal material for these components, providing protection against impacts and enhancing the overall structural integrity of the vehicle. Automotive chassis and frames also rely on steel coils during their manufacturing process. The robust and rigid nature of steel makes it an excellent choice for these critical components, enabling them to withstand heavy loads and provide stability to the vehicle. Steel coils ensure that the chassis and frames possess the necessary strength and stiffness to support the weight of the vehicle and endure the forces experienced during driving. Moreover, steel coils play a crucial role in the production of various suspension and steering components, such as springs, stabilizer bars, and control arms. These parts require high strength and resistance to fatigue, as they constantly face stress and vibrations. Steel coils provide the required toughness and flexibility to these components, ensuring smooth and controlled vehicle handling. Furthermore, steel coils find application in the manufacturing of engine parts and exhaust systems. The high-temperature resistance and corrosion resistance of steel make it an ideal material for these purposes. Steel coils are shaped into various forms, including tubes and pipes, to create exhaust manifolds, catalytic converters, and mufflers. They play a significant role in enhancing the performance and efficiency of the engine while reducing harmful emissions. In summary, steel coils are indispensable in automotive manufacturing due to their strength, durability, and versatility. They are utilized in the production of body panels, chassis, suspension components, engine parts, and exhaust systems. The incorporation of steel coils in these applications ensures the safety, reliability, and optimal performance of vehicles, making them an essential material in the automotive industry.

Q: What are the common methods of welding steel coils?: The common methods of welding steel coils include shielded metal arc welding (SMAW), gas metal arc welding (GMAW), flux-cored arc welding (FCAW), and submerged arc welding (SAW).

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