SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils System 1

SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils System 2

SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils System 3

SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 3 m.t.

Supply Capability:: 100000 m.t./month

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SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

Detailed Information of SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

	C	Si		P	S	yield Strength MAp	Tensile strength MAp	Elongation %
A36	0.24	0.4		0.045	0.03	250	400-520	26
	C	Si	Mn	P	S	Cu
A283	≤0.27	0.15-0.4	≤0.9	≤0.035	≤0.04	≥0.2
Thickness:	6mm, 8mm, 12mm, 16mm, 20mm, 25mm, 30mm, 50mm, 80mm, 100mm, 150mm, 200mm
Width:	1500mm, 1800mm, 2000mm, 2200mm, 2500mm
Length:	6000mm, 8000m, can cut to width and length
Packing Details;	according to customer‘s require or export’s standard
Delivery time;	7 days for stock sizes, 20-25 days for new production sizes
Port:	Tianjin China

Related Products Overviews of SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

Product Name	Typical Grades	Diameter(mm)	Standard Adopted
Carbon Steel	20 (1020/S20C/C22)	Ø16-Ø300	GB/SAE/ JIS/DIN
	40 (1040/S40C/C40)
	45 (1045/S45C/C45)
Bearing Steel	GCr9 (51100/SUJ1)	Ø12-Ø250
	GCr15 (52100/SUJ2/100Gr6)
	GCr9SiMn (A485-Gr.1/SUJ3)
Cr-Mo Steel	20Cr (5120/SCr420H/20Cr4)	Ø12-Ø250
	40Cr (5140/SCr440/41Cr4)
	42CrMo(4140/SCM440/42CrMo4)
Gear Steel	20CrNiMo	Ø16-Ø600
	20CrMn(5115/SMnC420/20MnCr5)
	20CrNiMo(8620/SNCM220/20CrMiMo2)

Related Products Application of SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

Carbon Steel	l Mold bottom l Plastic mold l Construction machinery parts l Automobile parts l Security grills l Screens l Construction
Bearing Steel	l Aerospace l Navigation l Nuclear energy l Chemical industry l Electronic information l Petrochemical l Instrument and meter l Transportation
Cr-Mo Steel	l Mechanism & Fasteners gear l Stressed components for vehicles l Engines and machines l Parts of larger cross-section
Gear Steel	l All kinds of gears l Statically and dynamically stressed component for vehicles l Engines and machine l Larger cross-section parts l Crankshafts

Company Introduction of SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.

With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.

SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

After-sale service

l CNBM provides the services and support you need for every step of our cooperation. We’re the business partners you can trust; you can relax and get on with doing business.

l For any problem, please kindly contact us at any your convenient time, we’ll reply you in our first priority within 24 hours

Advantages

l Industry experience over 20 years.

l Shipment of goods -More than 70 countries worldwide.

l The most convenient transport and prompt delivery.

l Competitive price with best service.

l High technical production line with top quality products.

l High reputation based on best quality products.

Packaging & Delivery of SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

Packaging Detail	Sea worthy packing /as per customer's packing instruction
Delivery Detail	15 ~ 40 days after receiving the deposit

Products Show

SGS Approved DIN 1623 St12 Grade Cold Rolled Steel Sheet in Coils

FAQ:

Are you a trading company or manufacturer?	Manufacturer
What’s the MOQ?	3 metric ton
What’s your delivery time?	15-35 days after downpayment received
Do you Accept OEM service?	Yes
what’s your delivery terms?	FOB/CFR/CIF
What's the Payment Terms?	30% as deposit,70% before shipment by T/T
	Western Union acceptable for small amount.
	L/C acceptable for large amount.
	Scrow ,Paybal,Alipay are also ok
Why choose us?	Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals.
What's your available port of Shipment?	Main Port, China
What’s your featured services?	Our service formula: good quality+ good price+ good service=customer's trust
Where are your Market?	Covering more than 160 countries in the world

Q:What are the specific requirements for special steel used in the oil and gas pipeline industry?: The specific requirements for special steel used in the oil and gas pipeline industry include high strength, corrosion resistance, and toughness to withstand harsh operating conditions. The steel must also have excellent weldability and formability for ease of fabrication and installation. Additionally, it should have low sulfur and phosphorus content to prevent embrittlement and ensure long-term durability. Furthermore, the steel should possess high fracture toughness and resistance to hydrogen-induced cracking, as well as meet specific dimensional and mechanical property standards set by industry regulatory bodies.

Q:What are the different aerospace grades of special steel?: There are several aerospace grades of special steel that are commonly used in the aerospace industry. These grades are specifically designed to meet the high-performance requirements and stringent safety standards of aerospace applications. Some of the different aerospace grades of special steel are: 1. 300M: This grade of steel is known for its exceptional strength and toughness. It is commonly used in aircraft landing gears, structural components, and other high-stress applications. 2. 4340: 4340 steel is a widely used alloy steel in aerospace applications. It has high strength and good hardenability, making it suitable for gears, shafts, and other critical components. 3. 17-4 PH: This stainless steel grade offers a combination of high strength, corrosion resistance, and good toughness. It is commonly used in aerospace applications such as aircraft engine components, landing gears, and structural parts. 4. 15-5 PH: Similar to 17-4 PH, 15-5 PH stainless steel also offers high strength and corrosion resistance. It is often used in aerospace applications where weight reduction is crucial, such as aircraft structural components. 5. 300 series stainless steels: Grades like 301, 302, and 304 are commonly used in aerospace applications due to their excellent corrosion resistance, low magnetic permeability, and good strength-to-weight ratio. These steels are used in aircraft structures, fuel tanks, and other components exposed to harsh environments. 6. Titanium alloys: While not technically steel, titanium alloys are widely used in aerospace applications due to their exceptional strength, low density, and high corrosion resistance. Grades like Ti-6Al-4V are commonly used in aircraft structures, engine components, and landing gears. These are just a few examples of the different aerospace grades of special steel used in the industry. Each grade offers specific properties and characteristics that make them suitable for various applications in the aerospace field.

Q:What are the properties of magnetic steel?: Magnetic steel is characterized by its ability to attract and hold a magnetic field. It has a high magnetic permeability, allowing it to easily magnetize and demagnetize. Magnetic steel also exhibits high coercivity, meaning it has a strong resistance to losing its magnetization. Additionally, it possesses high electrical conductivity and is often used in various applications such as transformers, motors, and magnetic storage devices.

Q:How does special steel contribute to the manufacturing of springs?: Special steel plays a crucial role in the manufacturing of springs due to its unique properties and characteristics. Springs are mechanical components that store and release mechanical energy, and special steel provides the necessary strength, durability, and resilience for these applications. One of the key contributions of special steel to spring manufacturing is its high tensile strength. Special steel alloys are designed to have a higher strength-to-weight ratio compared to regular steels, allowing springs to withstand heavy loads and high stresses without deforming or breaking. This property ensures the longevity and reliability of springs, even in demanding applications such as automotive suspensions or industrial machinery. Furthermore, special steel exhibits excellent elasticity and resilience. Springs need to retain their shape and performance over repeated cycles of compression and extension. Special steel alloys are formulated to have a high elastic limit, meaning they can be deformed significantly and still return to their original shape without permanent deformation. This property allows springs to absorb and release energy reliably, providing the desired mechanical functionality in various applications. Another important contribution of special steel to spring manufacturing is its resistance to fatigue and corrosion. Springs are often subjected to cyclic loading, which can lead to fatigue failure over time. Special steel alloys are designed to have enhanced fatigue resistance, allowing springs to endure millions of cycles without failure. Additionally, special steel can be further treated or coated to enhance its corrosion resistance, which is crucial for springs exposed to harsh environments or chemicals. In conclusion, special steel significantly contributes to the manufacturing of springs by providing high tensile strength, excellent elasticity and resilience, fatigue resistance, and corrosion resistance. These properties ensure the durability, performance, and longevity of springs, making them essential components in various industries such as automotive, aerospace, and manufacturing.

Q:What are the different methods of preventing pitting corrosion in special steel?: Various methods exist to prevent pitting corrosion in special steel. The objective of these techniques is to safeguard the steel surface from the harmful effects of its environment and hinder the development of pits. Some commonly used methods include: 1. Passivation: Passivation entails treating the steel surface with a chemical solution or coating to generate a protective oxide layer. This layer functions as a barrier, obstructing the infiltration of corrosive agents and minimizing the risk of pitting corrosion. 2. Alloying: By incorporating specific alloying elements into the steel composition, its resistance to corrosion can be enhanced. Elements like chromium, nickel, and molybdenum are frequently utilized as they augment the steel's capacity to form a stable passive film and withstand pitting corrosion. 3. Cathodic protection: This technique involves either utilizing a sacrificial anode or employing an impressed current on the steel surface. By making the steel cathodic, it becomes less prone to corrosion as electrons are drawn away from it, thus preventing pit formation. 4. Coatings: Applying a protective coating to the steel surface can effectively deter pitting corrosion. Coatings such as paint, epoxy, or polymer-based materials serve as physical barriers, shielding the steel against corrosive agents. 5. Environmental control: Regulating the surrounding environment of the steel can also assist in preventing pitting corrosion. This encompasses measures like controlling temperature, humidity, and pH levels to ensure they remain within acceptable limits, thereby inhibiting the corrosion process. 6. Regular maintenance: Consistent inspection and maintenance of the steel surface are vital in preventing pitting corrosion. Any signs of damage or deterioration should be promptly addressed to prevent further corrosion and potential pitting. It should be noted that the choice of prevention method relies on various factors such as the specific steel composition, the corrosive environment, and the intended application. Proper selection and implementation of these methods can significantly enhance the resilience of special steel to pitting corrosion, guaranteeing its longevity and performance.

Q:What are the different types of free-cutting steel?: There are several different types of free-cutting steel, including leaded free-cutting steel, sulfurized free-cutting steel, and phosphorus free-cutting steel. These types of steel contain certain elements that improve machinability and make them easier to cut or shape.

Q:What is the purpose of annealing in special steel production?: The purpose of annealing in special steel production is to improve the steel's mechanical properties and reduce its internal stresses. This process involves heating the steel to a specific temperature and holding it at that temperature for a certain period of time, followed by controlled cooling. Annealing helps to enhance the steel's ductility, toughness, and machinability, making it easier to work with and ensuring consistent and reliable performance in various applications.

Q:Can special steel be used in the renewable energy sector?: Yes, special steel can be used in the renewable energy sector. Special steel, also known as alloy steel, offers enhanced properties such as high strength, durability, and corrosion resistance, making it suitable for various applications in renewable energy technologies. In wind energy, special steel is utilized for manufacturing wind turbine components. Wind turbine towers require strong and lightweight materials to withstand the dynamic loads and harsh environmental conditions. Special steel alloys, such as high-strength low-alloy (HSLA) steel, provide the necessary strength-to-weight ratio, ensuring the structural integrity of wind turbine towers. Solar energy systems also benefit from special steel. Concentrated solar power (CSP) plants utilize mirrors or lenses to focus sunlight, generating intense heat for electricity generation. Special steel alloys with high thermal conductivity and resistance to high temperatures are used in the construction of these components, ensuring efficient energy capture and durability. Moreover, special steel is employed in the manufacturing of hydroelectric power generation equipment. Turbine components, such as blades, shafts, and runners, require materials with high strength and resistance to erosion and cavitation. Special steel alloys, such as stainless steel and tool steel, possess these characteristics, ensuring the longevity and reliability of hydroelectric power systems. In summary, special steel finds numerous applications in the renewable energy sector. Its properties, including high strength, durability, and corrosion resistance, make it suitable for wind energy, solar energy, and hydroelectric power generation. By using special steel, the renewable energy sector can enhance the performance, efficiency, and lifespan of various renewable energy technologies.

Q:How does special steel perform in terms of weldability?: Special steel generally performs well in terms of weldability. It is specifically designed to have good weldability characteristics, which means it can be easily welded without much difficulty or the need for specialized welding techniques. This makes it a preferred choice for many welding applications, as it allows for efficient and reliable joining of different components or structures.

Q:What are the different joining methods for special steel?: There are several different joining methods for special steel, including welding, brazing, soldering, and mechanical fastening. Each method has its own advantages and considerations depending on the specific requirements of the application. Welding is commonly used for joining thick sections of steel and offers high strength and durability. Brazing and soldering involve melting a filler material to bond the steel pieces together at lower temperatures, making them suitable for joining thin or delicate components. Mechanical fastening methods, such as bolts, nuts, and rivets, provide a non-permanent joining solution and are often used in applications that require disassembly or reassembly.

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