HSS Steel Round Bar Alloy Round Tool Steel BarD2/H13
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 555 m.t.
- Supply Capability:
- 2000000 m.t./month
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Description of steel round bar:
Characteristic:Tungsten-molybdenum high speed steel developed by China,high performance in toughness ,hardness, high temperature hardness.
Festures of steel round bar:
Anneal temperature: 840-860
Relief annealing temperature: 720-760
Hardening temperature: 1210-1230
Hardening medium: salt bath under 600,aslo use oil cooling or air cooling
Normal temper temperation: 540-560 RC Rockwell Hardness after hardening and temperature: 63-66
Production Capacity: 1000 Tons/Month
Tech:EAF+LF+VD+ESR
High strength at elevated temperatures
Specifications of steel round bar:
| C | Si | Mn | W | Mo | Cr | V | P | S |
| 0.80-0.90 | 0.20-0.45 | 0.15-0.40 | 5.50-6.75 | 4.50-5.50 | 3.80-4.40 | 1.75-2.20 | ≤0.030 | ≤0.030 |
Images of steel round bar:
FAQ:
1. What is your package?
Packing situation: standard seaworthy packing or as customer required.
2. How long is the lead time?
Delivery time: 45 days after order confirmed.
3. What payment term do you accept?
Payment: T/T or L/C at sight.
- Q: How are steel round bars used in the manufacturing of fasteners and bolts?
- Steel round bars are commonly used in the manufacturing of fasteners and bolts due to their inherent strength and durability. These round bars serve as the primary material for producing the shaft or body of the fastener or bolt. The manufacturing process typically involves several steps. First, the steel round bars are cut into the desired length, based on the specifications of the fastener or bolt being produced. Next, the bars are heated to a specific temperature to soften the steel, making it easier to shape. Once the bars have been heated, they are placed in a machine called a thread roller. This machine uses a series of hardened steel dies to form the threads onto the surface of the round bar. The dies press against the rotating bar, creating the spiral shape of the threads. This threading process is crucial as it allows the fastener or bolt to securely attach to other components or structures. After the threads have been formed, the round bars are then cut to the final required length for the fastener or bolt. This step ensures that the fastener or bolt is of the correct size and will fit the intended application. Finally, the finished round bars are further processed to add any necessary surface treatments or coatings. This may include processes such as galvanizing or applying a corrosion-resistant coating to protect the fastener or bolt from environmental factors that could affect its performance. In summary, steel round bars play a crucial role in the manufacturing of fasteners and bolts. They are used as the main material for the shaft or body of the fastener or bolt, providing the necessary strength and durability. Through various manufacturing processes such as cutting, heating, threading, and surface treatments, these round bars are transformed into high-quality fasteners and bolts that are essential components in a wide range of industries and applications.
- Q: What are the scientific names of round bar and screw steel?
- Round steel: round steel refers to the cross section of round solid steel. Mainly used in manufacturing machine, stainless steel round bar, mechanical parts, seamless steel pipe blank
- Q: How do you calculate the weight of a steel round bar based on its volume and density?
- To calculate the weight of a steel round bar based on its volume and density, you can use the formula: weight = volume x density.
- Q: Can steel round bars be machined using CNC equipment?
- Indeed, CNC equipment is capable of machining steel round bars. By utilizing computer programs to govern the movement of cutting tools, CNC machines can execute a vast array of operations on diverse materials, including steel round bars. These operations encompass turning, milling, drilling, and threading, effectively achieving the desired shape, dimensions, and surface finish. Notably, CNC machines exhibit exceptional repeatability, consistency, and efficiency, rendering them an optimal selection for machining steel round bars in industries such as automotive, aerospace, construction, and manufacturing.
- Q: Grade 1 steel is round steel, grade two steel is ribbed thread steel. Are the weight of the two units the same?
- Grade two steel is ribbed steel, but the average diameter is calculated. The chemical composition of grade steel and grade two steel is different, but the density of them is the same. Therefore, the unit weight of grade 1 steel and grade two steel is the same.
- Q: Can steel round bars be used in the manufacturing of heat exchangers?
- Heat exchangers can indeed utilize steel round bars in their manufacturing process. Due to its exceptional strength and thermal conductivity, steel is frequently employed in the construction of heat exchangers. By shaping and welding steel round bars, a range of sizes and forms can be achieved, enabling the creation of crucial heat exchanger elements like tubes, headers, and baffles. Furthermore, the durability and corrosion resistance of steel make it an ideal choice for numerous industrial applications that demand efficient heat transfer.
- Q: What are the main differences between wrought round steel, hot rolled round steel and cold drawn round steel? Where are they used separately?
- The main differences are in mechanical properties. I don't know very well how to make round steel, I can't compare it. Forged round steel is expected to be used in the processing of some special performance requirements.
- Q: Can steel round bars be used in the food processing industry?
- No, steel round bars are not typically used in the food processing industry as they can potentially contaminate the food due to their composition and surface characteristics. Food-grade materials such as stainless steel are preferred for their corrosion resistance and hygienic properties in order to maintain the integrity and safety of the food being processed.
- Q: What are the advantages of using low-alloy steel round bars?
- Low-alloy steel round bars have become popular in various industries due to several advantages they offer. Firstly, they provide greater strength and durability compared to regular carbon steel, making them suitable for applications requiring high strength and resistance to wear and tear. The addition of alloying elements like manganese, chromium, and nickel enhances the hardness and toughness of the steel, ensuring its reliability and long-lasting nature. Secondly, low-alloy steel round bars exhibit excellent weldability and machinability. The presence of alloying elements allows for better control over the grain structure, resulting in improved weldability. This means that these bars can be easily welded and fabricated into complex shapes without compromising their structural integrity. Additionally, their machinability enables efficient processing and customization according to specific requirements. Furthermore, low-alloy steel round bars offer enhanced resistance to corrosion and atmospheric conditions. The alloying elements create a protective oxide layer on the surface, preventing rusting and deterioration over time. This makes them ideal for outdoor applications in harsh environments, such as construction, marine, and oil and gas industries. Moreover, low-alloy steel round bars are a cost-effective alternative to higher-alloy or stainless steel options. While providing similar strength and performance, low-alloy steel is generally more affordable, making it a viable option for projects with budget constraints. This cost-effectiveness, combined with their durability and versatility, makes low-alloy steel round bars a preferred choice for a wide range of applications. In conclusion, the advantages of low-alloy steel round bars include increased strength and durability, excellent weldability and machinability, resistance to corrosion, and cost-effectiveness. These properties make them a reliable and versatile material for various industries, contributing to their widespread use in numerous applications.
- Q: What are the advantages of using nickel-chromium-molybdenum alloy steel round bars?
- Nickel-chromium-molybdenum alloy steel round bars offer numerous benefits: 1. Exceptional strength and durability: These round bars possess outstanding mechanical properties, including high tensile strength and hardness. As a result, they are ideal for applications that demand robust and long-lasting materials. 2. Enhanced resistance to corrosion: The inclusion of nickel and chromium in the alloy steel composition improves its ability to withstand corrosion. This makes it suitable for use in environments exposed to harsh chemicals or moisture. Consequently, the lifespan of these round bars is extended, reducing the need for frequent replacements. 3. Impressive heat resistance: Nickel-chromium-molybdenum alloy steel round bars can endure high temperatures without compromising their structural integrity. This makes them well-suited for applications involving extreme heat, such as the manufacturing of boilers, heat exchangers, and other heat-resistant equipment. 4. Versatility in fabrication: These round bars can be easily machined and fabricated, enabling the production of various shapes and sizes. This versatility makes them applicable across a wide range of industries, including aerospace, automotive, oil and gas, and construction. 5. Resistance to fatigue: The alloy composition of nickel-chromium-molybdenum steel enhances its resistance to fatigue, making it ideal for applications subjected to cyclic loading or repeated stress. This ensures that the round bars can withstand prolonged use without experiencing fatigue failure. 6. Excellent weldability: Nickel-chromium-molybdenum alloy steel round bars exhibit good weldability, facilitating easy joining or fabrication processes. This makes them suitable for applications that require welding or other forms of joining, providing flexibility in design and construction. In conclusion, the advantages of nickel-chromium-molybdenum alloy steel round bars make them a preferred choice in industries where strength, durability, corrosion resistance, heat resistance, versatility, fatigue resistance, and weldability are crucial factors for success.
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HSS Steel Round Bar Alloy Round Tool Steel BarD2/H13
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 555 m.t.
- Supply Capability:
- 2000000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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