Grade SAE 5140 alloy steel round bars Hot Rolled
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Product Description:
OKorder is offering Grade 5140 alloy steel round bar at great prices with worldwide shipping. Our supplier is a quality manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American,African and Asian markets..etd. We will quote you our most competitive prices within 24 hours after received the inquiry and guarantee the quality.
Product Applications:
Grade SAE51200/ GCr15 / 100cr6 Bearing Steel are ideal for structural applications and are widely used in the
Gear, Sleevesspool,Shaft, Crankshaft, Pin
Product Advantages:
OKorder's Grade SAE5140 alloy steel are durable, strong, and resist corrosion.
Chemical Composition
Grade | C | Si | Mn | Cr | Ni | Cu | P | S |
40Cr | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | ≤0.30 | ≤0030 | ≤0.035 | ≤0.035 |
41Cr4 | 0.38-0.45 | ≤0.40 | 0.60-0.90 | 0.90-1.20 | ≤0.030 | ≤0.030 | ≤0.035 | ≤0.035 |
5140 | 0.38-0.43 | 0.17-0.37 | 0.70-0.90 | 0.70-0.90 | ≤0.030 | ≤0.030 | ≤0.040 | ≤0.035 |
Mechanical Properties
Grade | Tensile Strengthσb (MPa) | Yield Strength | Elongation | Reduction of Area ψ (%) | Impact Akv(J) | Hardness |
|
| |||||
σs (MPa) | δ5 (%) | |||||
5140 | ≥980(100) | ≥785(80) | ≥9 | ≥45 | ≥47 | ≤207HB |
Packaging & Delivery
Standard seaworthy packing or as customer required
Leadtime
Delivery time: Within 30 days after order is confirmed.
- Q: How does wear-resistant steel protect against abrasive wear?
- Wear-resistant steel protects against abrasive wear by having a high hardness and toughness, which enables it to withstand the constant rubbing and grinding action of abrasive materials. The steel's resistance to deformation and ability to retain its shape under pressure prevent the abrasive particles from causing significant damage, thereby extending the lifespan of the material.
- Q: How does special steel contribute to the wear resistance of products?
- Special steel contributes to the wear resistance of products by offering superior hardness, strength, and durability compared to regular steel. Its unique composition, which may include additional alloying elements like chromium, nickel, or molybdenum, enhances its ability to withstand friction, abrasion, and other forms of wear. This enables products made from special steel to have a longer lifespan and perform effectively in demanding applications, reducing the need for frequent replacements and maintenance.
- Q: What are the main applications of special steel in the power distribution industry?
- The main applications of special steel in the power distribution industry include the manufacturing of power transmission towers, transformers, and various high voltage equipment. Special steel is used due to its excellent strength, durability, and resistance to corrosion, which are crucial qualities for ensuring the reliability and efficiency of power distribution systems.
- Q: What are the different alloying elements used in special steel?
- There are several different alloying elements used in special steel, including chromium, nickel, molybdenum, vanadium, tungsten, cobalt, and manganese. These elements are added in varying amounts to enhance the steel's properties such as strength, corrosion resistance, hardness, and heat resistance.
- Q: What are the main applications of special steel in the defense vehicles?
- Special steel is used in defense vehicles for various critical applications. It is particularly important in the manufacturing of armor plates, which provide protection to military vehicles against ballistic threats. Special steel is also used in the production of components like suspension systems, axles, and chassis, ensuring durability and strength in harsh conditions. Additionally, it is utilized in the construction of weapon systems, such as missile launchers and gun barrels, due to its high tensile strength and resistance to extreme temperatures. Overall, special steel plays a crucial role in enhancing the performance and survivability of defense vehicles.
- Q: How is free-cutting steel used in the manufacturing of screws and bolts?
- Free-cutting steel is used in the manufacturing of screws and bolts due to its exceptional machinability. It contains elements such as sulfur, phosphorus, lead, or selenium that act as lubricants during the cutting and machining process. These elements help to break the chips and reduce the friction between the metal and the cutting tool, resulting in improved efficiency and reduced tool wear. This type of steel enables faster production rates and higher precision in screw and bolt manufacturing.
- Q: How is precipitation-hardening steel used in the aerospace industry?
- Precipitation-hardening steel, also known as PH steel, is extensively used in the aerospace industry due to its exceptional strength-to-weight ratio and excellent corrosion resistance. This type of steel undergoes a heat treatment process that enables the formation of fine precipitates within its structure, resulting in improved mechanical properties. In aerospace applications, precipitation-hardening steel is commonly utilized for manufacturing critical components such as landing gear, engine parts, and structural elements. Its high strength and durability allow for the construction of lighter and more fuel-efficient aircraft, enhancing overall performance and safety in the aerospace sector.
- Q: Can special steel be used in high-pressure applications?
- Indeed, high-pressure applications can utilize special steel. These steels, also referred to as alloy steels, are intentionally designed to possess improved mechanical properties, including high strength, ductility, and resistance to corrosion. These characteristics make them suitable for enduring high-pressure settings. Industries such as oil and gas, aerospace, automotive, and power generation often employ special steels due to their high-pressure applications. In the oil and gas sector, for instance, special steels are utilized in the production of high-pressure pipelines, valves, and pressure vessels that can withstand the intense pressure conditions during processes like oil drilling, transportation, and refining. The exceptional strength of special steel enables it to withstand the internal pressure exerted by fluids or gases without any deformation or failure. Additionally, its corrosion resistance ensures that the steel remains intact and undamaged even in the demanding operating conditions frequently encountered in high-pressure applications. Furthermore, special steels can be customized to meet specific requirements by adjusting their chemical composition and heat treatment processes. This customization allows the steel to exhibit even greater strength, toughness, and fatigue resistance, thereby making it an ideal choice for applications in high-pressure environments. To summarize, special steel can be utilized in high-pressure applications owing to its enhanced mechanical properties and resistance to corrosion. Its ability to endure extreme pressures makes it a dependable option for numerous industries that encounter high-pressure conditions.
- Q: What are the requirements for special steel used in industrial equipment manufacturing?
- The requirements for special steel used in industrial equipment manufacturing typically include high strength, durability, corrosion resistance, and the ability to withstand high temperatures and pressure. Additionally, the steel should have excellent machinability and weldability to facilitate the manufacturing process. These requirements ensure that the steel can withstand the demanding conditions and provide long-lasting performance in industrial equipment.
- Q: What is the difference between stainless steel and special steel?
- Stainless steel is a type of steel that contains a minimum of 10.5% chromium content, which helps it resist corrosion and staining. On the other hand, special steel refers to a wide range of steel alloys that are specifically designed and manufactured for specific applications or purposes, such as high-strength, heat-resistant, or wear-resistant properties. So, while stainless steel is a specific type of steel with corrosion-resistant properties, special steel encompasses various alloys tailored for specific needs.
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Grade SAE 5140 alloy steel round bars Hot Rolled
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 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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