Stainless Steel Spring Wire For Crane Hot Sale and High Quality

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 8000 kg

Supply Capability:: 10000 kg/month

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1.Packing And Delivery

Package: Seaworthy package
MOQ: 0.5 tons
Delivery: 15-20 days
Monthly Output: 100 tons
Payment : 30%T/T in advanced+70% balanced;irrevocable L/C at sight
Remarks: All-risk insurance and accept the third party test
Port : Shanghai

AISI 316 high tensile strength stainless steel spring wire

Detail as follows:
Standard	AISI,ASTM,GB,SUS etc
Grade	201,202,204,301,303,304,304L,310,316,316L etc
Diameter	0.7mm-14.0mm
Surface	Bright or matt
Condition	hard
Tolerance	+/-0.03mm
Length	According to customers’ requirement
Packing	Packed by weaved bag or according to customer's requirements
Technology	Cold drawn
Application	Spring
Productivity	300 tons/month
MOQ	100KG
Note	We can produce other standard as the customers' requirement

ODM&OEM SERVICES
Service	Drawings or samples processing/OEM/ODM service provided
Produce Process	Drawings→ mould making → pre-forging →rough machining or finish machining →surface treatment →product checking and quality control→ packing →delivery
Forging Material	Carbon Steel, Alloy steel, Stainless steel
Standard	ISO, GB, ASTM, DIN, JIS
Produce Equipment	Friction Screw Press Series, CNC Lathe, Machining Center (Vertical Spindles), CNC Milling Machine, Bench Drilling Machine, Heat Treatment Equipments and so on.
Surface treatment	Heat treatment, Polishing, shot blasting, Painting, Electro-plating, Chemical Plating,
Inspection Equipments	Metallurgical analysis, tensile strength tester, Hardness tester, Altimeter, Scale Micrometer, pressure tester, etc.
Delivery	Samples are sent by express Large quantity products delivered to customer by sea or according to your request
Terms of payment	T/T or L/C

1. Competitive price and quality from our own factory

2. Approved by ISO9001, CE, SGS every year
3. Best service with 24 hour`s reply
4. Flexible payment with T/T,L/C , paypal, kunlun bank, western union, etc.
5. Smooth production ability(50000tons/month)
6. Quick delivery and standard exporting package
7. OEM/ODM

Q: What is the average lifespan of steel pipes in different applications?: The average lifespan of steel pipes in different applications can vary depending on various factors such as the quality of the steel, the environment in which the pipes are used, and the maintenance and care they receive. In general, steel pipes used for water supply lines can have an average lifespan of around 50 to 70 years. This is because these pipes are typically made of high-quality steel and are subject to less corrosive environments. However, factors such as water chemistry, soil conditions, and the presence of corrosive substances can significantly influence the lifespan of these pipes. For steel pipes used in industrial applications such as oil and gas pipelines, the average lifespan can range from 20 to 50 years. These pipes are exposed to more aggressive environments, including high temperatures, pressure, and corrosive substances. Regular inspection, maintenance, and corrosion protection measures can help extend their lifespan. In construction applications, steel pipes used for structural purposes can have an average lifespan of 50 to 100 years or more. These pipes are typically designed to withstand heavy loads and are often protected by coatings or insulation to prevent corrosion. It's important to note that these are average lifespans and individual pipes may have shorter or longer lifespans depending on the specific conditions they are exposed to. Regular inspections, maintenance, and timely repairs or replacements when necessary can help ensure the longevity of steel pipes in different applications.

Q: How do you calculate the pipe volume flow rate for steel pipes?: In order to determine the volume flow rate of steel pipes, one must take into account the diameter of the pipe and the velocity of the fluid. The formula utilized in this calculation is Q = A * V, where Q represents the volume flow rate, A denotes the cross-sectional area of the pipe, and V represents the fluid velocity. To initiate the process, the cross-sectional area of the pipe must be determined. In the case of a circular pipe, the formula A = π * r² can be employed, where A signifies the area and r denotes the radius of the pipe. If the diameter of the pipe is provided, dividing it by 2 will yield the radius. Subsequently, the fluid velocity must be established. This can be accomplished by directly measuring the velocity using a flowmeter or by calculating it based on the properties of the fluid and the pressure drop across the pipe using the Bernoulli equation or other suitable equations. Once the cross-sectional area and fluid velocity have been determined, they can be multiplied together to ascertain the volume flow rate. It is important to maintain consistent units throughout the calculation. For instance, if the area is expressed in square meters and the velocity is in meters per second, the resulting volume flow rate will be in cubic meters per second. It is worth noting that this calculation assumes the fluid to be incompressible and flowing steadily through the pipe. If there are alterations in the fluid properties or flow conditions, additional considerations may need to be taken into account in order to accurately calculate the volume flow rate.

Q: How do steel pipes perform in high-altitude applications?: Steel pipes perform well in high-altitude applications due to their inherent strength and durability. The high tensile strength of steel allows it to withstand the harsh conditions and extreme temperature variations experienced at high altitudes. Furthermore, steel pipes are resistant to corrosion, making them suitable for use in high-altitude environments where exposure to moisture and atmospheric gases is common. Overall, steel pipes are a reliable choice for various high-altitude applications, including oil and gas transportation, construction, and infrastructure development.

Q: The difference between 12Cr1MoVG alloy steel tube and 15CrMo: 15CrMo is a steel Pearlite Heat-resistant steel, has high heat resistance at high temperature (b = 440MPa) and antioxidant activity, and has certain ability of anti hydrogen corrosion. Because of the high content of Cr, C and other alloy elements in steel, the tendency of hardening of steel is obvious, and the weldability is poor.

Q: How are steel pipes used in the construction of dams?: Steel pipes are used in the construction of dams for various purposes such as water intake/outlet systems, penstocks, and spillway gates. These pipes are essential for transporting water to and from the dam, controlling the flow, and ensuring the dam's stability.

Q: Can steel pipes be used for drinking water supply?: Yes, steel pipes can be used for drinking water supply. However, it is important to ensure that the pipes are properly coated or lined to prevent corrosion and any potential contamination of the water. Regular maintenance and monitoring are also necessary to ensure the pipes remain in good condition for safe drinking water supply.

Q: Can steel pipes be used for conveying gases?: Yes, steel pipes can be used for conveying gases. Steel pipes are commonly used in various industries, including oil and gas, petrochemical, and construction, for transporting various types of gases such as natural gas, air, and hydrogen. Steel pipes offer several advantages for gas transportation. They are strong and durable, able to withstand high pressure and temperature conditions. Steel pipes also have excellent resistance to corrosion and can effectively prevent gas leakage, ensuring the safety and reliability of the gas transportation system. Additionally, steel pipes have a smooth internal surface, which minimizes the frictional resistance and allows for efficient gas flow. Overall, steel pipes are a reliable and widely-used option for conveying gases in various applications.

Q: How are steel pipes inspected for quality control?: Steel pipes are inspected for quality control through various methods such as visual examination, dimensional checks, non-destructive testing (NDT) techniques like ultrasonic testing, magnetic particle testing, and hydrostatic testing to ensure their structural integrity and adherence to specified standards.

Q: How are steel pipes protected against microbial corrosion?: Steel pipes are protected against microbial corrosion through various methods, such as applying protective coatings or linings on the pipes' inner and outer surfaces. These coatings act as a barrier, preventing the contact of microorganisms with the steel surface, thereby reducing the risk of microbial corrosion. Additionally, biocides and inhibitors can be added to the pipe's contents or injected into the pipeline to inhibit the growth and activity of microbes, further protecting the steel pipes from microbial corrosion.

Q: Can steel pipes be used for chemical storage tanks?: Steel pipes can be used for chemical storage tanks, but it depends on the specific application and the type of chemicals being stored. Steel is generally a strong and durable material, making it suitable for many industrial applications. However, certain chemicals can react with steel, causing corrosion and potentially compromising the integrity of the tank. In such cases, it is important to use corrosion-resistant coatings or linings on the steel pipes to protect against chemical reactions. Additionally, the design and construction of the tank should adhere to industry standards and regulations to ensure safe storage of chemicals. Therefore, while steel pipes can be used for chemical storage tanks, careful consideration must be given to the type of chemicals being stored and appropriate measures taken to prevent corrosion and ensure safety.

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