SS400 Hot Rolled Steel Coil in Sheets First Grade

SS400 Hot Rolled Steel Coil in Sheets First Grade System 1

SS400 Hot Rolled Steel Coil in Sheets First Grade System 2

SS400 Hot Rolled Steel Coil in Sheets First Grade System 3

SS400 Hot Rolled Steel Coil in Sheets First Grade System 4

SS400 Hot Rolled Steel Coil in Sheets First Grade

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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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SS400 Hot Rolled Steel Coil in Sheets First Grade

Detailed Information of SS400 Hot Rolled Steel Coil in Sheets First Grade

	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 SS400 Hot Rolled Steel Coil in Sheets First Grade

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 SS400 Hot Rolled Steel Coil in Sheets First Grade

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 SS400 Hot Rolled Steel Coil in Sheets First Grade

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.

SS400 Hot Rolled Steel Coil in Sheets First Grade

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 SS400 Hot Rolled Steel Coil in Sheets First Grade

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

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SS400 Hot Rolled Steel Coil in Sheets First Grade

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 applications of special steel in the marine sector?: Special steel is extensively used in the marine sector due to its unique properties. It is used in various applications such as shipbuilding, offshore platforms, and marine equipment manufacturing. Special steel provides excellent corrosion resistance, high strength, and durability, making it ideal for marine environments that are highly corrosive and subject to extreme conditions. It is used for constructing hulls, propeller shafts, pipelines, and various components of ships and offshore structures. Additionally, special steel's ability to withstand impact and fatigue makes it suitable for marine applications where safety and reliability are crucial.

Q:How does maraging steel achieve high strength through aging?: Maraging steel achieves high strength through a process called aging, which involves heating the steel at a specific temperature for a specific duration. During aging, the alloying elements in maraging steel precipitate into fine particles, creating a strengthening effect. This process enhances the steel's hardness, tensile strength, and resistance to deformation, resulting in its high strength properties.

Q:What are the requirements for special steel used in railway applications?: The requirements for special steel used in railway applications include high tensile strength, excellent wear resistance, and superior toughness to withstand heavy loads and repeated impacts. It should also have good corrosion resistance to withstand outdoor conditions and provide long-term durability. Additionally, the steel should have good machining and welding capabilities for ease of fabrication and maintenance.

Q:How does special steel contribute to the manufacturing of medical implants?: Special steel plays a crucial role in the manufacturing of medical implants due to its unique properties and characteristics. Medical implants require materials that are biocompatible, corrosion-resistant, and durable. Special steels, such as stainless steel, titanium alloys, and cobalt-chromium alloys, possess these desired qualities, making them ideal for medical implant production. Firstly, stainless steel is widely used in the manufacturing of medical implants due to its excellent corrosion resistance and high strength. It is often employed in applications like surgical instruments, orthopedic implants, and dental devices. Stainless steel implants can withstand the harsh physiological environment within the body, ensuring long-term performance and reducing the risk of complications. Titanium alloys are another type of special steel extensively used in medical implant manufacturing. These alloys offer high strength-to-weight ratio, exceptional biocompatibility, and resistance to corrosion. Titanium implants are commonly used in orthopedic surgeries, such as joint replacements, as well as dental implants. The biocompatible nature of titanium allows for better integration with the surrounding bone, promoting faster healing and reducing the risk of rejection. Cobalt-chromium alloys are yet another type of special steel utilized in the production of medical implants. These alloys possess excellent mechanical strength, wear resistance, and biocompatibility. Cobalt-chromium implants are frequently employed in orthopedic surgeries and cardiovascular interventions, such as stents. Their high strength ensures stability and longevity, while their biocompatibility minimizes adverse reactions and promotes patient recovery. Overall, special steel provides the necessary qualities required for manufacturing medical implants. Whether it is stainless steel, titanium alloys, or cobalt-chromium alloys, these materials contribute to the development of biocompatible, corrosion-resistant, and durable implants that improve patients' quality of life and ensure successful medical procedures.

Q:What are the different methods of surface laser cladding for special steel?: There are several methods of surface laser cladding for special steel, including powder-based laser cladding, wire-based laser cladding, and direct laser cladding. Powder-based laser cladding involves melting a powder material onto the surface of the steel using a laser beam. Wire-based laser cladding uses a wire feed system to deliver the material to be cladded onto the surface, which is then melted by the laser. Direct laser cladding directly melts the material onto the steel surface without the need for additional feed systems, making it a more efficient and precise method.

Q:What are the main factors affecting the fatigue strength of special steel?: The fatigue strength of special steel is influenced by several main factors: 1. Material composition: The chemical composition of special steel plays a significant role in determining its fatigue strength. Alloying elements such as carbon, chromium, molybdenum, and nickel can enhance the material's resistance to fatigue by improving its ability to withstand cyclic loading. 2. Microstructure: The microstructure of special steel, including the grain size, crystallographic texture, and presence of any precipitates or phases, can significantly affect its fatigue strength. Fine-grained structures generally exhibit higher fatigue strength due to reduced stress concentrations and improved resistance to crack initiation and propagation. 3. Surface condition: The surface finish and integrity of special steel can have a significant impact on its fatigue strength. Surface defects, such as scratches, notches, or roughness, can act as stress concentrators and initiate fatigue cracks. Proper surface treatments, such as grinding or shot peening, can improve the fatigue resistance by reducing stress concentrations and introducing compressive residual stresses. 4. Heat treatment: The heat treatment process used to modify the structure and properties of special steel can also affect its fatigue strength. Proper heat treatment techniques, such as quenching and tempering, can optimize the material's microstructure, improve its hardness, and enhance its resistance to fatigue. 5. Loading conditions: The type and magnitude of cyclic loading applied to special steel significantly influence its fatigue strength. Factors such as stress amplitude, mean stress, load ratio (ratio of minimum to maximum stress), and frequency of loading can all impact the fatigue life of the material. 6. Environmental conditions: The presence of corrosive environments, high temperatures, or other harsh conditions can decrease the fatigue strength of special steel. Environmental factors can accelerate crack initiation and propagation, leading to reduced fatigue life. Proper selection of corrosion-resistant alloys or protective coatings can mitigate the adverse effects of the environment on fatigue strength. By considering and optimizing these factors, manufacturers and engineers can enhance the fatigue strength of special steel, ensuring its reliability and longevity in various applications.

Q:What are the different types of tool steels used in special steel?: Some of the different types of tool steels used in special steel include high-speed steels, cold work steels, hot work steels, and plastic mold steels. Each type of tool steel is designed to have specific properties that make it suitable for different applications, such as cutting, shaping, or molding materials.

Q:What are the different machining techniques for special steel?: There are several machining techniques specifically used for special steel, such as turning, milling, drilling, and grinding. Each technique involves different tools and processes to shape and cut the steel, depending on the required specifications and desired outcome. Additionally, other specialized techniques like electrical discharge machining (EDM) and laser cutting can also be utilized for special steel machining.

Q:Are there any international standards for special steel?: Yes, there are international standards for special steel. These standards are developed and maintained by various organizations such as the International Organization for Standardization (ISO) and the American Society for Testing and Materials (ASTM). These standards ensure that the special steel products meet specific criteria for their composition, properties, and performance, enabling global consistency and compatibility in the industry.

Q:Can special steel be used in the electronics industry?: Yes, special steel can be used in the electronics industry. It is commonly used for various components such as connectors, springs, and contacts due to its high strength, corrosion resistance, and electrical conductivity properties.

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