High Quality Stainless Steel Profile with Better Price 304

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 5000 m.t./month

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Finish	Thickness	Characteristics	Applications
No. 1	3.0mm~50.0mm	Finished by hot-rolling, annealing and pickling, characterized by white pickled surface	Chemical industry equipment, Industrial tanks
No. 2B	0.3mm~6.0mm	Finished by heat treatment, pickling after cold rolling, followed by skin pass line to be more brighter and smooth surface	General Application Medical Instruments,Tableware
No. BA (Bright Annealed)	0.5mm~2.0mm	Bright heat treatment after cold rolling	Kitchen utensil, kitchen ware,architectural purpose
No. 4	0.4mm~3.0mm	Polishing with No. 150 to No.180 mesh abrasivesThe most popular finishes	Milk & Food processing acilities, Hospital Equipment, Bath-tub
HL(Hair Line)	0.4mm~3.0mm	Finished by continuous linear polishing	Architectural purposes, escalators, kitchen ware vehicles

1).Standard : GB,ASTM,AISI,JIS,SUS,EN

2).Material : 304,304L,304N,304LN,301,305,309S,310S,316,316L,316N,316LN,316Ti,

317,317L,321,347,201,202

3).Outside Diameter: From 4mm to 2500mm(1/8''inch-120''inch)

4).Wall Thickness : Sch5S-SchXXS(1mm-150mm)

5). Length : 3m,4m,5.8m,6m,12m or as required

6). Chemical composition:

7).Surface :Annealing ,polish,pickling,bright ,sand blast ,etc

8).Packing: 1.plastic cap with both ends 2.steel strip bundled package3.wooden case,wooden

pallet package4.container or bulk 5. as customers' requestment

9).Application:petroleum ,chemical industry,bolier ,heat exchange,high temperature

resistant transmission fluid pipe in power station,ship with pressure pipe,construction

and so on

FAQ

Q: CAN YOU PROVIDE MILL TEST CERTIFICATE?

A: YES! Mill Test Certificate for High Quality Stainless Steel Profile with Better Price 304 are available.

Q: CAN YOU MAKE DDQ (DEEP DRAWING QUALITY)?

A: YES. Our material has been widely used for producing Stainless Steel Pots and Stainless Steel Sinks, which have strict request for good deep drawing quality.

Q: HOW TO GET A SAMPLE?

A: FREE samples for High Quality Stainless Steel Profile with Better Price 304 are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.

Q: Are stainless steel sheets resistant to pitting?: Stainless steel sheets are indeed resistant to pitting. Renowned for its exceptional corrosion resistance, stainless steel is capable of withstanding pitting corrosion. Pitting corrosion, a localized form of corrosion that results in the creation of small pits or holes on metal surfaces, is effectively deterred by stainless steel due to the presence of chromium. The chromium in stainless steel forms a passive oxide layer on the surface, thereby preventing the metal from experiencing further corrosion. This protective oxide layer serves as a barrier, safeguarding stainless steel against pitting. Moreover, the resistance to pitting can be further enhanced by the composition and specific grade of stainless steel, solidifying stainless steel sheets as a dependable choice for numerous applications where corrosion resistance is of utmost importance.

Q: Can stainless steel sheets be used for elevator floors?: Yes, stainless steel sheets can be used for elevator floors. Stainless steel is a durable and corrosion-resistant material that is commonly used in various applications, including elevator interiors. Stainless steel sheets provide a sleek and modern look to elevator floors while also offering excellent resistance against wear and tear, stains, and impact. Additionally, stainless steel is easy to clean and maintain, making it a practical choice for elevator floors that experience heavy foot traffic.

Q: How do you prevent intergranular corrosion on stainless steel sheets?: Intergranular corrosion is a type of corrosion that occurs along the grain boundaries of stainless steel, leading to structural damage and reduced strength. To prevent intergranular corrosion on stainless steel sheets, several measures can be taken: 1. Material Selection: Choosing the right grade of stainless steel is crucial in preventing intergranular corrosion. Grades with low carbon content, such as 304L or 316L, are less prone to this type of corrosion due to their reduced susceptibility to sensitization. 2. Heat Treatment: Stainless steel sheets can be heat treated to remove carbide precipitation, a common cause of intergranular corrosion. The process, known as solution annealing or sensitization heat treatment, involves heating the material to a specific temperature range and then rapidly cooling it. This treatment ensures the formation of a consistent and corrosion-resistant microstructure. 3. Passivation: Passivation is a chemical process that removes contaminants and forms a protective oxide layer on the surface of stainless steel sheets. This layer acts as a barrier against corrosion and prevents intergranular attack. Passivation is typically done using nitric acid or citric acid solutions. 4. Welding Techniques: When welding stainless steel sheets, it is important to use proper welding techniques to minimize the risk of intergranular corrosion. This includes using low heat input, avoiding excessive heat build-up, and employing filler materials with low carbon content to prevent sensitization. 5. Avoiding Contamination: Stainless steel sheets should be protected from contamination by other metals, especially those with higher galvanic potentials. Contact with carbon steel, for example, can result in galvanic corrosion and promote intergranular attack. Therefore, it is essential to separate stainless steel sheets from other metals in storage and during fabrication. 6. Regular Cleaning and Maintenance: Regular cleaning and maintenance of stainless steel sheets are essential to prevent the accumulation of corrosive substances or contaminants on the surface. Proper cleaning methods and non-abrasive cleaners should be used to avoid scratching the stainless steel, which can create sites for corrosion initiation. By implementing these preventive measures, intergranular corrosion can be significantly minimized, ensuring the longevity and performance of stainless steel sheets.

Q: What are the different methods of cutting stainless steel sheets?: Depending on specific requirements and desired precision, there are several methods available for cutting stainless steel sheets. One commonly used method is shearing, which involves utilizing a machine with sharp blades to cut through the material. Shearing is ideal for straight cuts and offers a relatively fast and cost-effective solution. For high precision and intricate designs, laser cutting is a highly recommended method. It utilizes a powerful laser beam to provide a clean and smooth cut. This method is widely used in industries that prioritize precision and quality finishes. Plasma cutting, on the other hand, utilizes a high-temperature plasma arc to melt through stainless steel sheets. It is particularly suitable for cutting thick sheets or materials with high conductivity. This method offers fast cutting speeds and can handle various shapes and thicknesses. Waterjet cutting is a versatile method that involves using a high-pressure jet of water mixed with abrasive particles to cut through stainless steel sheets. It offers high precision and can create complex shapes. Additionally, waterjet cutting is a cold process, meaning it does not produce heat-affected zones or alter the material's structure. In situations where other methods are not feasible, abrasive cutting can be used. This method involves using an abrasive wheel or disc to grind and cut through stainless steel sheets. It can be done manually or with the assistance of power tools, such as angle grinders. The choice of cutting method depends on various factors, including the thickness of the stainless steel sheet, desired precision, budget, and production requirements. Each method has its own advantages and limitations, allowing for flexibility in choosing the most suitable option.

Q: What are the different types of stainless steel alloys used for sheets?: There are various types of stainless steel alloys used for sheets, each with its own unique properties and applications. Some of the commonly used stainless steel alloys for sheets include: 1. Austenitic Stainless Steel: This type of stainless steel is the most commonly used and offers excellent corrosion resistance, high ductility, and good formability. It is often used in food processing, chemical equipment, and architectural applications. 2. Ferritic Stainless Steel: Ferritic stainless steel alloys are known for their high resistance to stress corrosion cracking and good thermal conductivity. They are commonly used in automotive exhaust systems, heat exchangers, and appliances. 3. Martensitic Stainless Steel: Martensitic stainless steel alloys are known for their high strength, hardness, and wear resistance. They are commonly used in cutlery, surgical instruments, and turbine blades. 4. Duplex Stainless Steel: Duplex stainless steel alloys combine the properties of both austenitic and ferritic stainless steels. They offer excellent corrosion resistance, high strength, and good weldability. They are commonly used in oil and gas industry equipment, chemical processing, and marine applications. 5. Precipitation-Hardening Stainless Steel: These alloys are heat treatable and offer high strength, good corrosion resistance, and excellent toughness. They are commonly used in aerospace components, nuclear industry, and high-performance applications. Each type of stainless steel alloy has its own specific composition and properties, making them suitable for different applications. The choice of alloy depends on factors such as corrosion resistance requirements, strength requirements, and the environment in which the sheets will be used.

Q: What are the different types of edge finishes available for stainless steel sheets?: There are several types of edge finishes available for stainless steel sheets, including the straight edge, beveled edge, rounded edge, and hemmed edge.

Q: Can stainless steel sheets be used for water pipelines?: Yes, stainless steel sheets can be used for water pipelines. Stainless steel is highly resistant to corrosion and has excellent strength, making it a suitable material for water pipelines that require durability and longevity. Additionally, stainless steel's smooth surface helps to maintain water flow efficiency and prevent contamination.

Q: What is the price range for stainless steel sheets?: The price range for stainless steel sheets can vary depending on factors such as size, thickness, and grade of stainless steel. Generally, stainless steel sheets can range from $20 to $200 per sheet, but prices can be higher for specialized or custom-made sheets.

Q: What are the different types of finishes available for stainless steel sheets?: There are several types of finishes available for stainless steel sheets, including mill finish, brushed finish, mirror finish, embossed finish, and patterned finish.

Q: How do I determine the flatness of stainless steel sheets?: To determine the flatness of stainless steel sheets, you can follow these steps: 1. Visual Inspection: Start by visually inspecting the sheet for any visible signs of warping, bending, or unevenness. Look for any noticeable waves, ripples, or twists in the surface. While this method may not be the most accurate, it can give you an initial idea of the sheet's overall flatness. 2. Measuring with a Straight Edge: Place a straight edge, such as a ruler or a long level, on the surface of the stainless steel sheet. Move the straight edge across different areas of the sheet, focusing on both the center and the edges. Observe if there are any gaps or spaces between the straight edge and the sheet. If the straight edge remains in full contact with the sheet throughout, it indicates a good level of flatness. 3. Using a Feeler Gauge: A feeler gauge is a precision measurement tool consisting of a set of thin metal blades of varying thicknesses. It can be used to measure the gap between the straight edge and the stainless steel sheet more accurately. Slide the feeler gauge into any gaps between the sheet and the straight edge, noting the blade thickness that fits snugly. This will help determine the extent of any unevenness or bowing present. 4. Laser Measurement: For more precise measurements, you can use a laser measuring device. Place the laser device on one end of the sheet and measure the distance from the laser to the surface at various points along the length of the sheet. Repeat this process on the opposite end of the sheet. Comparing these measurements will give you an indication of any differences in flatness. 5. Professional Testing: If the stainless steel sheets are intended for critical applications or if precise flatness is crucial, it may be wise to consult with a professional testing service. They can utilize advanced techniques such as optical profilometry or coordinate measuring machines to accurately measure the flatness of the sheet. It is important to note that due to the inherent characteristics of stainless steel, some slight deviations from perfect flatness may be acceptable within industry standards. The level of flatness required will depend on the specific application and the tolerance standards set by the manufacturer or customer.

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