Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A681, DIN 1.2379, SAE J437, J438
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
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Specification
Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A6
Product Description of Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A6
1. Steel grade: ASTM4140, SCM440, 42CrMo, DIN1.7225
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification of Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A6
Material | SCM4140 | Round bar | Dia(mm) | 16-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition of Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A6
C | Si | Mn | Cr | Mo | P | S |
0.38~0.43 | 0.15~0.35 | 0.75~1.00 | 0.8~1.1 | 0.15~0.25 | ≤0.035 | <0.04< td=""> |
Photo Show of Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A6
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A6
1. Steel round bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
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1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: Can steel round bars be used for making molds?
- No, steel round bars are not typically used for making molds. Molds are usually made from materials such as silicone, rubber, or various types of plastics that can easily be molded and shaped to create the desired form. Steel round bars are better suited for structural purposes or as support rods.
- Q: Can steel round bars be used in corrosive environments?
- Steel round bars can be used in corrosive environments depending on the specific grade of steel and the severity of the corrosive conditions. Stainless steel round bars, for example, have high resistance to corrosion and are commonly used in corrosive environments. However, regular carbon steel round bars may be susceptible to corrosion and would require additional protective coatings or treatments to be used effectively in such conditions.
- Q: Can steel round bars be used in the manufacturing of tools?
- Yes, steel round bars can be used in the manufacturing of tools. Steel is a strong and durable material that can be easily shaped and manipulated into various tool designs, making it a popular choice in tool manufacturing. Additionally, steel's high tensile strength and resistance to corrosion make it ideal for tools that require strength and longevity.
- Q: How are steel round bars manufactured?
- Steel round bars are typically manufactured through a process known as hot rolling, where a large steel billet is heated and passed through a series of rollers which gradually shape and size it into a round bar. This process ensures the bar's uniformity, strength, and durability, making it suitable for various applications in industries such as construction, manufacturing, and engineering.
- Q: What is the red hardness of a steel round bar?
- The ability of a steel round bar to maintain its hardness and resistance to deformation at high temperatures is known as its red hardness. It indicates the steel's capacity to retain its strength and hardness when exposed to heat. Steels with higher carbon content typically demonstrate greater red hardness. This characteristic is crucial in situations where the steel is exposed to elevated temperatures, like in forging or heat-treating processes. Determining the red hardness of a steel round bar involves conducting different tests and measurements, including hardness testing at varying temperatures or assessing the steel's microstructure.
- Q: Are steel round bars resistant to impact?
- Yes, steel round bars are generally resistant to impact due to their high strength and durability. They can withstand significant force without deforming or breaking, making them suitable for applications where impact resistance is required.
- Q: What are the different types of steel alloys used for round bars?
- There are various types of steel alloys used for round bars, including carbon steel, stainless steel, alloy steel, tool steel, and high-speed steel. Each type has unique properties and characteristics that make it suitable for different applications. Carbon steel is widely used for its strength and affordability, while stainless steel offers excellent corrosion resistance. Alloy steel is known for its durability and versatility, while tool steel is specifically designed for cutting and shaping tools. High-speed steel is used for its ability to withstand high temperatures and retain its hardness.
- Q: What are the advantages of using tin-alloy steel round bars?
- Tin-alloy steel round bars offer several benefits in various industries: 1. Corrosion Resistance: Due to the presence of tin, these bars have exceptional resistance to corrosion. They are suitable for industries exposed to moisture, chemicals, or harsh environments like marine, automotive, and construction. 2. Enhanced Machinability: Tin-alloy steel round bars are known for their superior machinability. The addition of tin makes them easier to cut, drill, and shape, reducing tool wear and increasing productivity during machining. 3. Strength and Durability: By alloying tin with steel, these bars become stronger and more durable. They have higher tensile strength and hardness compared to regular steel bars, making them resistant to wear, deformation, and fatigue. This ensures longevity and suitability for heavy-duty applications. 4. Efficient Heat Transfer: Tin-alloy steel round bars exhibit excellent thermal conductivity. They are ideal for applications that require efficient heat transfer, such as heat exchangers, radiators, and engine components. 5. Reduced Friction: Compared to regular steel bars, tin-alloy steel round bars have a lower friction coefficient. This makes them suitable for applications where minimizing friction is crucial, like bearings, shafts, and gears. It results in reduced energy consumption and increased operational efficiency. 6. Cost-Effective Alternative: Tin-alloy steel round bars offer a cost-effective alternative to pricier materials like stainless steel or brass. They provide similar performance characteristics at a lower price point, making them a viable choice for various applications without compromising on quality. In conclusion, the advantages of using tin-alloy steel round bars include corrosion resistance, improved machinability, strength and durability, efficient heat transfer, reduced friction, and cost-effectiveness. These properties make them versatile and reliable for diverse applications across different industries.
- Q: Can steel round bars be used in the manufacturing of architectural features?
- Yes, steel round bars can certainly be used in the manufacturing of architectural features. Steel is a versatile and durable material that can be shaped and formed into various architectural elements such as columns, beams, handrails, and decorative features. Its strength and resistance to corrosion make it suitable for both structural and decorative purposes in the construction of buildings and other architectural designs.
- Q: Are steel round bars suitable for the production of gears?
- Yes, steel round bars are suitable for the production of gears. Steel is a common material used in gear manufacturing due to its high strength, durability, and resistance to wear and tear. The round bar shape allows for easy machining and shaping of the gear teeth. Steel round bars also provide excellent hardness and toughness, ensuring that the gears can withstand heavy loads and operate smoothly. Additionally, steel can be heat treated to further enhance its mechanical properties, making it an ideal choice for gear production.
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Hot Forged Tool Steel Round Bar D-2, 42crmo4, ASTM A681, DIN 1.2379, SAE J437, J438
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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