• 1.2344 / SKD61 Hot Work Die Steel Round Bar System 1
  • 1.2344 / SKD61 Hot Work Die Steel Round Bar System 2
  • 1.2344 / SKD61 Hot Work Die Steel Round Bar System 3
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1.2344 / SKD61 Hot Work Die Steel Round Bar

1.2344 / SKD61 Hot Work Die Steel Round Bar

Ref Price:
get latest price
Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
5 m.t.
Supply Capability:
100000 m.t./month

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Specification

Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
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,CE
Thickness:
as required
Length:
as required
Net Weight:
as required

1.2344 / SKD61Hot Work Die Steel Round Bar

 

Comparative standards:

AISI/ASTM H13,X40CrMoV5-1, DIN 1.2344, JIS SKD61,  BS BH13, NFA Z40CDV5

Product Descriptions:

Chemical   Composition(%) 

 C

Si

 Mn

 Cr

 S

P

 Mo

 V


  0.32-0.45

0.80-1.25

0.20-0.60

4.75-5.50

 ≤0.02

≤0.03

1.10-1.75

0.80-1.20


Dimesions


Flat Bar

Cold Work Tool Steel

Thickness: 20~450mm;Width:200~600mm

Length:2000~6000mm

Hot Work Tool Steel

Thickness: 20~650mm;Width:200~1200mm

Plastic Mold Steel

Thickness: 20~600mm;Width:200~1200mm


Round Bar

Cold Work Tool Steel

Dia:20~600mm

Length:2000~6000mm

Hot Work Tool Steel

Dia:20~650mm

Plastic Mold Steel

Dia:20~650mm

Dimensions can be customized

Heat Treatment 


Hardness

60-64HRC

-

Anneal

840-860°C

≤207-255HB

Quenching

980-1040°C

Air or oil cooling

Tempering

510-540°C

60-64HRC, tempering twice

- It is annealed before ex-factory, which ensure good metallographic structure, proper hardness and good workability. There is no need to anneal again.

- But It must be re-annealed if reforged, as the original organization and performance are destroyed after reforged, and the forging stress increased.

- Normally it will be annealed twice and the temperature of the second annealed is 20°C lower than the first one.


1.2344 / SKD61 Hot Work Die Steel Round Bar1.2344 / SKD61 Hot Work Die Steel Round Bar

1.2344 / SKD61 Hot Work Die Steel Round Bar1.2344 / SKD61 Hot Work Die Steel Round Bar

Q: Can steel round bars be used in the production of construction materials?
Yes, steel round bars can be used in the production of construction materials. Steel round bars are commonly used in the construction industry due to their high strength and durability. They can be used to reinforce concrete structures, such as beams, columns, and slabs, providing additional strength and stability. Steel round bars can also be used in the fabrication of steel frames, trusses, and other structural components in buildings and bridges. Their versatility and ability to withstand heavy loads make them a popular choice in the construction industry.
Q: What are the advantages of using nickel-manganese alloy steel round bars?
There are several advantages of using nickel-manganese alloy steel round bars in various applications. Firstly, nickel-manganese alloy steel round bars offer excellent strength and toughness. The addition of nickel and manganese enhances the overall strength and durability of the steel, making it suitable for heavy-duty applications that require high strength and resistance to wear and tear. This makes the alloy steel round bars ideal for industries such as construction, automotive, and manufacturing. Secondly, nickel-manganese alloy steel round bars have excellent corrosion resistance properties. The nickel content in the alloy provides exceptional resistance to corrosion, making it suitable for applications in harsh environments or where exposure to corrosive substances is common. This corrosion resistance extends the lifespan of the round bars and reduces the need for frequent maintenance or replacement. Another advantage of using nickel-manganese alloy steel round bars is their excellent heat resistance. The alloy steel can withstand high temperatures without losing its structural integrity, making it suitable for applications that involve exposure to extreme heat or thermal cycles. This heat resistance property makes the round bars ideal for use in industries such as aerospace, power generation, and oil and gas. Furthermore, nickel-manganese alloy steel round bars offer good weldability and machinability. The alloy's composition allows for easy welding and machining, enabling manufacturers to fabricate components or structures with ease. This versatility in processing makes the round bars highly adaptable to different manufacturing processes and requirements. Additionally, nickel-manganese alloy steel round bars have good ductility and formability. The alloy's composition allows it to be easily shaped or formed into various configurations without sacrificing its structural integrity. This formability makes it suitable for applications that require complex shapes or intricate designs. Overall, the advantages of using nickel-manganese alloy steel round bars include excellent strength, corrosion resistance, heat resistance, weldability, machinability, and formability. These properties make the round bars a reliable and versatile choice for a wide range of applications in various industries.
Q: Are steel round bars suitable for construction projects?
Yes, steel round bars are suitable for construction projects. Steel round bars are versatile and durable materials that have a wide range of applications in the construction industry. They are commonly used in the construction of buildings, bridges, highways, and other infrastructure projects. Steel round bars offer several advantages for construction projects, including high strength, durability, and resistance to corrosion. They can withstand heavy loads and provide structural stability. Additionally, steel round bars can be easily shaped and manipulated to meet the specific needs and requirements of a construction project. Overall, steel round bars are a reliable and suitable choice for construction projects due to their strength, durability, and versatility.
Q: How do steel round bars compare to titanium round bars?
Steel round bars and titanium round bars possess distinct properties and characteristics that render them suitable for various applications. Below is a comparative analysis of the two: 1. Strength: In terms of strength-to-weight ratio, titanium round bars surpass steel round bars. This implies that titanium can endure larger loads and stresses while being lighter in weight compared to steel. Nevertheless, steel round bars generally exhibit greater strength and rigidity than titanium, making them ideal for heavy-duty applications necessitating high strength. 2. Resistance to Corrosion: Titanium round bars display an exceptional resistance to corrosion, even in harsh environments like saltwater. Conversely, steel is prone to corrosion and necessitates additional protective measures (e.g., coatings or galvanization) to forestall rusting. Consequently, titanium round bars are preferred in applications where corrosion resistance is vital. 3. Density: Titanium round bars possess a lower density in comparison to steel round bars. This diminished density renders titanium well-suited for applications where weight reduction is critical, such as the aerospace and automotive industries. Steel round bars, with their higher density, are typically employed in applications where weight is of less concern. 4. Resistance to Temperature: Titanium round bars exhibit excellent resistance to heat, retaining their mechanical properties even at high temperatures. Conversely, steel round bars may lose their strength and become brittle when subjected to elevated temperatures. Hence, titanium round bars are suitable for applications requiring resistance to elevated temperatures. 5. Cost: Generally, steel round bars are more cost-effective than titanium round bars. Titanium is an expensive metal due to its scarcity and intricate extraction process. The cost disparity between the two materials can be significant, making steel round bars more favorable for budget-conscious projects. In conclusion, the selection between steel round bars and titanium round bars hinges on the specific requirements of the application. Steel is preferable for its superior strength and affordability, whereas titanium offers advantages such as high strength-to-weight ratio, corrosion resistance, temperature resistance, and lower density.
Q: Can steel round bars be used in the chemical industry?
Yes, steel round bars can be used in the chemical industry. Steel is often preferred in the chemical industry due to its high strength and durability. Steel round bars are commonly used for construction of storage tanks, pipelines, and equipment in chemical plants. The material's resistance to corrosion makes it suitable for handling various types of chemicals, acids, and alkalis. Steel round bars also provide excellent structural support, which is crucial in maintaining the integrity and safety of chemical processes. Overall, steel round bars are a reliable and widely used material in the chemical industry.
Q: What is the difference between a circle and round steel continuous casting
The first two density is not the same, the round billet continuous casting billet is molten steel into round billet crystallizer, after two cold water cooling, solidification formation, density is small; bar is formed by the billet or round billet rolled steel products, good density, better mechanical properties than the same size of billet. Second, round billet is the raw material for steel rolling, and the bar is the final product sold as steel.
Q: What are the different grades of alloy steel round bars?
Alloy steel round bars encompass a range of grades, each possessing distinct properties and characteristics. Among the various grades are: 1. 4140: Renowned for its exceptional strength, toughness, and resistance to abrasion, this alloy steel round bar finds common use in axles, shafts, and gears. 2. 4340: Distinguished by its superb hardenability and high tensile strength, this grade is frequently employed in applications necessitating exceptional durability and strength, such as aircraft landing gear components and crankshafts. 3. 8620: Recognized for its case hardening properties, this grade is ideal for applications requiring a combination of toughness and wear resistance. It is commonly utilized in gears, pinions, and camshafts. 4. 316: This stainless steel grade offers remarkable corrosion resistance, rendering it suitable for marine environments or situations where exposure to corrosive substances is a concern. 5. 52100: Known for its elevated hardness and wear resistance, this grade is frequently incorporated into the production of bearings and other components subject to high levels of wear. 6. 4340M: Similar to 4340, this grade features the addition of molybdenum to enhance hardenability and strength. It is often utilized in applications necessitating both high strength and toughness, such as aircraft landing gear components and crankshafts. These examples merely scratch the surface of the diverse range of grades available for alloy steel round bars. The selection of a specific grade hinges on the precise requirements of the application, including desired mechanical properties, corrosion resistance, and heat treatment capabilities.
Q: Are steel round bars suitable for machining operations?
Steel round bars are an ideal choice when it comes to machining. The high strength and durability of steel make it a top-notch material for numerous machining processes. It's easy to shape, cut, drill, and turn steel round bars to create precise components and parts. When it comes to achieving the desired shape, size, and finish, milling, drilling, and turning can efficiently be performed on steel round bars. The dimensional stability and mechanical properties of steel round bars are exceptional, resulting in accurate and consistent machining outcomes. Whether it's the automotive, aerospace, construction, or manufacturing industry, steel round bars are a dependable option for machining operations.
Q: What is the difference between hot rolled and cold rolled steel round bars?
The main difference between hot rolled and cold rolled steel round bars lies in the process of production. Hot rolled steel round bars are formed by heating the steel above its recrystallization temperature and then rolling it into the desired shape. This process makes the steel more malleable and ductile, resulting in a rougher surface finish. On the other hand, cold rolled steel round bars are formed by rolling the steel at room temperature. This process produces a smoother surface finish and tighter dimensional tolerances, but it also makes the steel less malleable. Overall, the choice between hot rolled and cold rolled steel round bars depends on the specific application and desired characteristics of the end product.
Q: What are the different types of steel round bar alloys for improved machinability and strength?
Some of the different types of steel round bar alloys for improved machinability and strength include free-cutting steel, alloy steel, and tool steel. Free-cutting steel is specifically designed to be easily machinable, allowing for faster and more efficient machining processes. Alloy steel contains various additional elements such as chromium, nickel, or molybdenum, which enhance its strength and wear resistance. Tool steel is a high-performance alloy that is often used in the production of cutting tools and machinery components, offering exceptional hardness and durability.

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