304 Cold Rolled Stainless Steel for Construction

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
30 m.t.
Supply Capability:
10000 m.t./month
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Product Details

Basic Info.

Model NO.:304/304L/316/316L/321/409/409L/410/410S/430

Type:Stainless Steel Strips

Shape:Coil

Grade:300 Series

Certification:ISO, SGS

Perforated:Not Perforated

Standard:ASTM, AISI, GB, JIS, DIN, EN

Technique:Cold Rolled

Surface Treatment:Bright

Surface:2D,2e,2b,2bb,Sb,No.4,Ba,Hl,6k,7k,8k

Width:1000mm/1219mm/1250mm/1500mm/1524mm/1829mm/2000mm

Thinckness:0.3mm to 6mm

Edge:Silt/Mill Edge

Export Markets:Global

Product Description

The detail specification of cold rolled stainless steel coils are as below: 

Grade:201/202/301/304/304L/316/316L/317L/321/409/409L/410/410S/430/439                   
Standard: ASTM,AISI,JIS,EN,DIN,GB
Surface:2D,2E,2B,2BB,SB,NO.4,BA,HL,6K,7K,8K       
Width:1000mm/1219mm/1250mm/1500mm/1524mm/1829mm/2000mm 
Thickness: 0.3mm to 6mm     
Edge:Slit/Mill Edge                                   
Origin:TISCO,POSCO,LISCO,JISCO,BAOSTEEL,Baoxin,Eastern Special Steel and so on
Productivity: 10000MT/Mont
MOQ: 30mont  
Payment Term: TT,L/C at sight/, L/C 30,60,90,180 days,WEST UNION
Price Term: FOB/CFR/CIF Ningbo,Shanghai,Tianjin,Shenzhen Port   
Delivery: 7-10 days after receive buyer's advance deposit or LC copy
Packaging:Seaworthy Export Standard Package.Products are packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might otherwise be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.
Detail Application: construction field;ship building industry;petroleum and chemical industries;war and electricity industries;food processing and medical industry; boiler heat exchanger; machinery and hardware industry

Technical notes:
 

Surface FinishDefinitionApplication
NO.1The surface finished by heat treatment and pickling or processes corresponding there to after hot rolling.Chemical tank, pipe.
2DThose finished, after cold rolling, by heat treatment, pickling or other equivalent treatment.Construction Material, heat exchanger,exhaust pipe
2BThose finished, after cold rolling, by heat treatment, pickling or other equivalent treatment and lastly by cold rolling to given appropriate luster.Medical equipment, Food industry, Construction material, Kitchen utensils.
BAThose processed with bright heat treatment after cold rolling.Kitchen utensils, Electric equipment, Building construction.
NO.3Those finished by polishing with No.100 to No.120 abrasives specified in JIS R6001.Kitchen utensils, Building construction.
NO.4Those finished by polishing with No.150 to No.180 abrasives specified in JIS R6001.Kitchen utensils, Building construction, Medical equipment.
HLThose finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size.Building Construction.
No.8A highly reflective finish obtained by polishing with successively finer abrasive and buffing extensively free of grit linesIndoor decoration & Reflector, Hospital Equipment

 
Our Advantages
 All products are made of high-quality imported raw materials.
 Excellent shipment after-sales service & Prompt
The Authorized agent of TISCO,JIISCO,the stainless steel distributor of BOSTEEL,ZPSS,LISCO and also can get the resources from all the stainless steel mills in China.
 Have own processing and distribution center & can take the orders according to customers' requirements.
 The transport in Hangzhou is very convenient & nearby Shanghai and Ningbo Port.
 Our products are certified by ISO9001:2008 authentication quality systems.
 Quick Response to Your Enquiry.


Q:
Yes, steel coils can be coated with fire-resistant materials.
Q:I want to know the special characters or the advantages of the corton steel. In what cases it is recommended to use?Thank you.
*It is Corten steel.Grade A B. *Weathering steel, best-known under the trademark COR-TEN steel, is a group of steel alloys which were developed to obviate the need for painting, and form a stable rust-like appearance if exposed to the weather for several years. United States Steel Corporation (USS) holds the registered trademark on the name COR-TEN. Although USS sold its discrete plate business to International Steel Group (now Arcelor-Mittal) in 2003, it still sells COR-TEN branded material in strip-mill plate and sheet forms. In some areas it may be known without the hyphen as Corten steel. The original COR-TEN received the standard designation A242 (COR-TEN A) from the ASTM International standards group. Newer ASTM grades are A588 (COR-TEN B) and A606 for thin sheet. All alloys are in common production and use. It is a weather-resistant steel which is used in containers and hot flue gas line. The American Corten A Steel has a composition of C, 0.12; Si, 0.5; Cu, 0.5; Cr, 0.8; P, 0.1 and Mn, 0.5%. Although the tensile strength is less than 494 MPa the yield is in the region of 371 MPa. The combination of copper and phosphorus also increases the resistance to atmospheric corrosion which is important when thinner plates are used. The original steel A suffers a decrease in yield strength and notch ductility in thickness over 25 mm, to overcome which Corten B was developed-C 0.14; P 0.04; Mn 1.1; Cr 0.5; Cu 0.4; V 0.1; Bol Al 0.02. *COR-TEN A applies to plates up to 12.5mm in thickness, COR-TEN B applies to plates up to 50mm in thickness. *It has been used in bridge and other large structural applications such as the New River Gorge Bridge, the newer span of the Newburgh-Beacon Bridge, and the creation of the Australian Centre for Contemporary Art (ACCA). It is very widely used in marine transportation, in the construction of shipping containers.
Q:
The typical weight of a steel coil can vary depending on several factors such as the type of steel, the thickness, and the dimensions of the coil. However, on average, steel coils can range from a few hundred kilograms to several tonnes.
Q:
Steel coils are used in the manufacturing of bridges as they serve as the primary material for constructing the bridge's structural components, such as beams and girders. These coils are processed through various stages, including cutting, shaping, and welding, to create the necessary structural elements that provide strength and support to the bridge. The durability and load-bearing capacity of steel coils make them ideal for withstanding the heavy loads and stresses experienced by bridges, ensuring their stability and longevity.
Q:
Some of the current trends and developments in the steel coil industry include increased demand for high-strength and lightweight steel coils due to their use in various industries such as automotive and construction. Technological advancements have also led to the development of advanced coating methods, improving the durability and corrosion resistance of steel coils. Additionally, there is a growing focus on sustainability and environmental friendliness, leading to the use of recycled steel and the implementation of energy-efficient manufacturing processes in the industry.
Q:If a make a dish antenna of steel and of fiberglass, which would be more heavy and also which would be more expensive?
Why not go one better. An aluminum mesh would be lighter than both for the same size and would not need to be painted. It would probably be more expensive than the steel however.
Q:
To ensure that steel coils meet required quality standards, cleanliness tests are conducted to inspect their surface cleanliness. These tests utilize various methods to assess the presence of contaminants such as dirt, oil, grease, rust, or scale on the coils' surface. One commonly utilized cleanliness test involves visual inspection, where trained inspectors visually examine the coils' surface for visible contaminants. They search for signs of staining, discoloration, or foreign substances that could impact the steel's quality. Another cleanliness test involves wiping the surface of the steel coil with a clean cloth or wipe. The cloth is subsequently analyzed for contaminants using techniques like gravimetric analysis or solvent extraction. The amount of contaminants collected on the cloth provides an indication of the steel surface's cleanliness. Surface roughness tests are also performed to assess cleanliness. A roughness gauge is used to indirectly measure the presence of contaminants by measuring the roughness of the steel surface. If the surface roughness measurements surpass specified limits, it suggests the presence of contaminants that affect the steel's cleanliness. In addition to these tests, techniques like wetting tension measurement, water break test, or contact angle measurements may be employed as part of cleanliness tests. These techniques evaluate the steel's surface energy and wetting properties, which can be influenced by the presence of contaminants. By conducting cleanliness tests, thorough inspection of steel coils for surface cleanliness is achieved. These tests aid in identifying potential contaminants that could compromise the steel's quality and performance. By ensuring the surface cleanliness of steel coils, manufacturers can deliver high-quality products that meet the stringent requirements of diverse industries.
Q:
Due to their unique characteristics and versatility, cold-rolled stainless steel coils find widespread use in various industries. The following are some common applications of these coils: 1. Automotive Industry: Manufacturing parts like exhaust systems, trim, and body panels in the automotive industry extensively utilize cold-rolled stainless steel coils. The corrosion resistance and aesthetic appeal of stainless steel make it an ideal choice for these purposes. 2. Construction Industry: The construction industry heavily relies on stainless steel coils for roofing, cladding, and structural components. The durability, strength, and resistance to corrosion of cold-rolled stainless steel coils make them a preferred material in building and infrastructure projects. 3. Kitchen Appliances: Kitchen appliances such as refrigerators, ovens, and dishwashers commonly incorporate stainless steel coils. The hygienic properties, easy maintenance, and sleek appearance of stainless steel make it popular for these applications. 4. Food Processing Industry: In the food processing industry, cold-rolled stainless steel coils are extensively used due to their non-reactive nature and resistance to corrosion. These coils are used for manufacturing equipment, storage tanks, and conveyor systems in food processing plants. 5. Medical Equipment: Cold-rolled stainless steel coils are widely employed in the medical industry for manufacturing surgical instruments, implants, and medical devices. The biocompatibility, strength, and resistance to corrosion of stainless steel make it suitable for these critical applications. 6. Oil and Gas Industry: The oil and gas industry utilizes cold-rolled stainless steel coils in various applications, including pipelines, storage tanks, and offshore platforms. The high resistance to corrosion and extreme temperature conditions make stainless steel a reliable choice in this demanding industry. 7. Aerospace Industry: Stainless steel coils find use in the aerospace industry for manufacturing aircraft components, engine parts, and structural elements. The lightweight yet high-strength properties of stainless steel make it an ideal material for these applications. In summary, cold-rolled stainless steel coils have diverse applications across industries such as automotive, construction, kitchen appliances, food processing, medical, oil and gas, and aerospace. The unique combination of durability, corrosion resistance, strength, and aesthetic appeal makes stainless steel coils a preferred choice in various industrial sectors.
Q:Can solution annealing be done on carbon and low alloy steels. please give an explanatory answer.
No. Carbon steel has two different crystal structures, FCC and BCC , depending on the temperature. when you heat steel up and then quench it, it locks the crystal structure into the BCC form. this makes it hard. whereas precipitation hardened austentic stainlesses remain BCC regardless of the temp, so the hardness change is not a function of thermally induced strain. you can anneal carbon steel but the thermal profile is closer to the precipitation profile of PH stainlesses than it is to the Solution annealing profile.
Q:
Steel coils are used in the manufacturing of construction bulldozers to create the main structural components, such as the chassis and the blade, which require the strength and durability that steel provides. The coils are processed and shaped into the desired parts through cutting, bending, and welding techniques, ensuring the bulldozers can withstand heavy loads and harsh working conditions on construction sites.

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