• Round Bar Steel Bar EN8 EN9 Special Steel System 1
  • Round Bar Steel Bar EN8 EN9 Special Steel System 2
  • Round Bar Steel Bar EN8 EN9 Special Steel System 3
Round Bar Steel Bar EN8 EN9 Special Steel

Round Bar Steel Bar EN8 EN9 Special Steel

Ref Price:
get latest price
Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
30 m.t.
Supply Capability:
10000 m.t./month

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Item specifice

Type:
Alloy Steel
Shape:
Steel Round Bar
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Shape:
Oval,U Channel,Square,C Channel,Hexagonal,Round,Rectangular,LTZ
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Net Weight:
as required
Length:
as required
Thickness:
as required

Product information:

1. Grade: Q235, SAE1020, SAE1040,SAE1045, 20Cr/SAE5120, 40Cr/SAE5140,

SCM440/SAE4140/42CrMo, SS400

2. Size: 8mm--100mm

3. Shape: flat bar, round bar, hexagonal bar, square bar, and so on.

4. Payment Terms: T/T, L/C.

5. MOQ: 5MT                                                   

6. Delivery terms: FOB or CIF

7. Shipment time: 35days or according to the qty.

8. Advantages: fast delivery, full-size, large inventories and accurate precision.

Chemical Composition:

STEEL GRADE

Similar Brand

Chemical Composition(%)

GB

AISI

SAE

JIS

DIN

C

Si

Mn

Cr

Mo

Ni(≤)

P(≤)

S(≤)

20

1020

S20C

CK22

0.17-0.24

0.17-0.37

0.35-0.65

0.25

/

0.25

0.035

0.035

45

1045

S45C

CK45

0.42-0.50

0.17-0.37

0.50-0.80

0.25

/

0.25

0.035

0.035

15CrMo

4115

SCM415

15CrMo5

0.12-0.18

0.17-0.37

0.40-0.70

0.80-1.10

0.40-0.55

0.30

0.035

0.035

30CrMo

4130

SCM430

25CrMo4

0.26-0.34

0.17-0.37

0.40-0.70

0.80-1.10

0.15-0.25

0.030

0.035

0.035

42CrMo

4140

SCM440

42CrMo4

0.38-0.45

0.17-0.37

0.50-0.80

0.90-1.20

0.15-0.25

0.030

0.035

0.035


Product show

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Workshop show

Round Bar Steel Bar EN8 EN9 Special Steel

Shipping 

1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;

2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;

3. Customers specifying freight forwarders or negotiable shipping methods!

Delivery Time: 3-7 days for samples; 5-25 days for batch goods.

Payment Terms

1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.

2.MOQ: 1pcs

3.Warranty : 3 years

4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)

                                        2)as customer's requirement

Why choose us? 

(1) The leading exporter in China special steel industry.       

(2) Large stocks for various sizes, fast delivery date.       

(3) Good business relationship with China famous factories.       

(4) More than 7 years steel exporting experience.       

(5) Good after-sales service guarantee. 


Q:How is special steel used in the marine manufacturing process?
Special steel is used in the marine manufacturing process for various applications such as constructing the ship's hull, propellers, and other critical components. Its high strength, corrosion resistance, and durability make it ideal for withstanding the harsh marine environment and ensuring the safety and reliability of the vessel.
Q:How is special steel used in the production of springs?
Special steel is used in the production of springs due to its excellent mechanical properties. It provides the necessary strength, durability, and elasticity required for springs to function effectively. The unique composition and heat treatment of special steel enable springs to withstand high levels of stress and repetitive loading, ensuring their longevity and reliability in various applications such as automotive, aerospace, and machinery industries.
Q:What are the typical mechanical properties of special steel?
The typical mechanical properties of special steel may vary depending on the specific grade and composition of the steel, but there are some general characteristics that can be expected. Special steels are often designed to have enhanced properties compared to standard carbon steels, making them suitable for specific applications that require superior strength, hardness, or resistance to wear and corrosion. One of the key mechanical properties of special steel is its high tensile strength. Special steels are typically engineered to have higher strength levels than standard steels, enabling them to withstand heavy loads and stresses without deformation or failure. This makes them ideal for use in industries such as construction, automotive, and aerospace, where structural integrity is crucial. Special steels also exhibit excellent hardness, which is a measure of a material's resistance to permanent indentation or scratching. This property is often achieved through alloying elements and heat treatment processes that increase the steel's ability to resist wear and abrasion. Consequently, special steels are commonly used in tools, cutting equipment, and machinery components that are subjected to severe wear conditions. Moreover, special steel alloys can possess exceptional toughness, which refers to the material's ability to absorb energy and resist fracture under impact or sudden loading. This is particularly important in applications where impact resistance is vital, such as in the manufacturing of heavy-duty machinery or structures subjected to dynamic loads. In addition to strength, hardness, and toughness, special steels may also exhibit improved corrosion resistance compared to standard steels. This is achieved by incorporating alloying elements such as chromium, nickel, or molybdenum, which create a protective oxide layer on the surface of the steel, preventing or slowing down the process of corrosion. This property is highly desirable in industries that deal with corrosive environments, such as marine, oil and gas, and chemical processing. In summary, the typical mechanical properties of special steel include high tensile strength, excellent hardness, exceptional toughness, and improved corrosion resistance. These properties enable special steels to excel in various applications where superior performance is required, making them essential in numerous industries around the world.
Q:What are the different types of special steel?
There are several different types of special steel, including stainless steel, tool steel, high-speed steel, alloy steel, and carbon steel. Each type has specific properties and characteristics that make it suitable for different applications and industries.
Q:How are tool steels used in the manufacturing of cutting tools?
Tool steels are used in the manufacturing of cutting tools due to their high hardness, wear resistance, and ability to withstand high temperatures. They are typically used to create the blades or edges of cutting tools such as drills, saws, and knives. Tool steels allow for precise and efficient cutting by maintaining their sharpness for longer durations, providing durability and strength to the cutting tools.
Q:What are the applications of special steel in the food processing industry?
Due to its unique properties and characteristics, special steel finds wide-ranging applications in the food processing industry. One significant use of special steel in this sector is for manufacturing equipment and machinery used in food processing plants. Its corrosion resistance and ability to withstand extreme temperatures make it ideal for frequent sanitization and operation under harsh conditions. Special steel is commonly employed in the production of blades, knives, and cutting tools used in food processing. Its high strength and durability enable these tools to maintain their sharpness and effectiveness even after prolonged use, ensuring efficient and precise cutting of food products. Another application of special steel in the food processing industry is for constructing storage tanks and containers. These tanks are utilized for storing and transporting various food products. The corrosion resistance and hygiene properties of special steel prevent contamination and ensure the quality and safety of the stored food. Moreover, special steel is also utilized in the construction of processing machinery, such as mixers, grinders, and extruders. Its high strength and stability enable these machines to handle the rigorous demands of food processing, ensuring smooth operation and minimizing downtime. Furthermore, special steel often finds application in the production of conveyor systems used in food processing facilities. These conveyors play a crucial role in moving food products along the processing line, and special steel's resistance to wear and tear ensures efficient and reliable operation, reducing the risk of product contamination. In conclusion, special steel plays an extensive and crucial role in the food processing industry. Its unique properties contribute significantly to the efficiency, safety, and quality of food processing operations, from equipment manufacturing to storage and processing machinery construction.
Q:Can special steel be used for jewelry?
Yes, special steel can be used for jewelry. Special steel, such as stainless steel or titanium, is often used for making contemporary and modern jewelry pieces due to its durability, resistance to tarnish and corrosion, and affordability. It offers a unique and sleek aesthetic and can be crafted into various designs, making it a popular choice for jewelry makers and wearers alike.
Q:Can special steel be used in the renewable energy industry?
Yes, special steel can be used in the renewable energy industry. Special steel alloys are often used in the construction of wind turbines, solar panels, and hydroelectric power plants due to their high strength, corrosion resistance, and durability. These properties make special steel an ideal material for various components, such as turbine blades, tower structures, frames, and support systems, ensuring the reliability and longevity of renewable energy infrastructure.
Q:What are the properties of leaded steel?
Leaded steel is a type of steel alloy that contains a small percentage of lead. This addition of lead provides several properties to the steel, including improved machinability, enhanced lubricity, and better chip formation during machining processes. Leaded steel also exhibits increased resistance to wear and galling, making it suitable for applications in which friction and sliding contact occur. Additionally, leaded steel has good corrosion resistance and can be easily welded and formed. However, it is important to note that leaded steel should be handled with caution due to the potential health hazards associated with lead exposure.
Q:What are the different defense grades of special steel?
The different defense grades of special steel typically include grades such as AR200, AR400, AR500, and AR600, which are commonly used for protective armor and structural applications. These grades have varying levels of hardness, strength, and resistance to abrasion, making them suitable for different levels of defense against impacts, wear, and penetration.

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