4130 Steel Rod/4130 Steel Bar/Alloy Steel Bar
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
Type:
Carbon Steel,Spring Steel,Bearing Steel,Gear Steel,Deformed Steel,Stainless Steel,Alloy Steel
Shape:
Steel Coil,Steel Sheet,Steel Wire Rod,Steel Flat Bar,Steel Square Bar,Steel Angle,Steel Round Bar,Steel Billets
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
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
4mm-800mm
Width:
4mm-800mm
Length:
6-12m
Outer Diameter:
4mm-800mm
Net Weight:
100kg
Packaging:
seaworthy packaging
4130 Steel Rod/4130 Steel Bar/Alloy Steel Bar
Detailed Information of 4130 Steel Rod/4130 Steel Bar/Alloy Steel Bar
| Name | Steel Round Bar |
| Shape | Round Bar/Square Bar/Flat Bar/Plate/Wire |
| Standard | GB/ASTM/SAE/AISI/DIN/JIS/EN/BS |
| Surface Treatment: | Black/Peeling/Polished/Machined |
| Delivery Condition: | Hot Rolled or Forged/Peeled or Black Surface |
| Test | SGS/UT 100% Elements Testing |
| Certificate: | ISO/Mill Certificate |
| Service: | 24 hours online service / |
| more than 20 years trading and manufacture | |
| Quality Assurance: | the third party inspection, such as SGS, BV, TUV…etc. is acceptable |
| Packaging Details: | Seaworthy Packaging or as per customer's packing instruction |
Product Overviews of 4130 Steel Rod/4130 Steel Bar/Alloy Steel Bar
| Product Name | Typical Grades | Diameter(mm) | Standard Adopted |
| Carbon Steel | 20 (1020/S20C/C22) | ||
| 40 (1040/S40C/C40) | Ø16-Ø300 | ||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | ||
| GCr15 (52100/SUJ2/100Gr6) | Ø12-Ø250 | ||
| GCr9SiMn (A485-Gr.1/SUJ3) | GB/SAE/ | ||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | JIS/DIN | |
| 40Cr (5140/SCr440/41Cr4) | Ø12-Ø250 | ||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | ||
| 20CrMn(5115/SMnC420/20MnCr5) | Ø16-Ø600 | ||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
Company Introduction of 4130 Steel Rod/4130 Steel Bar/Alloy Steel Bar
CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.
With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.
| After-sale service | l CNBM provides the services and support you need for every step of our cooperation. We’re the business partners you can trust; you can relax and get on with doing business. |
| l For any problem, please kindly contact us at any your convenient time, we’ll reply you in our first priority within 24 hours | |
| Advantages | l Industry experience over 20 years. |
| l Shipment of goods -More than 70 countries worldwide. | |
| l The most convenient transport and prompt delivery. | |
| l Competitive price with best service. | |
| l High technical production line with top quality products. | |
| l High reputation based on best quality products. | |
Packaging & Delivery of 4130 Steel Rod/4130 Steel Bar/Alloy Steel Bar
| Packaging Detail | Sea worthy packing /as per customer's packing instruction |
| Delivery Detail | 15 ~ 40 days after receiving the deposit |
Products Show
FAQ:
| Are you a trading company or manufacturer? | Manufacturer |
| What’s the MOQ? | 1000m2 |
| What’s your delivery time? | 15-20 days after downpayment received |
| Do you Accept OEM service? | Yes |
| what’s your delivery terms? | FOB/CFR/CIF |
| What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
| Western Union acceptable for small amount. | |
| L/C acceptable for large amount. | |
| Scrow ,Paybal,Alipay are also ok | |
| Why choose us? | Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. |
| What's your available port of Shipment? | Main Port, China |
| What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust |
| Where are your Market? | Covering more than 160 countries in the world |
- Q: What are the main applications of special steel in the pharmaceutical industry?
- Special steel is widely used in the pharmaceutical industry for various applications. One of the main applications is in the manufacturing of high-quality equipment such as tanks, vessels, and pipes that are required for the storage and transportation of pharmaceutical products. Special steel is preferred due to its corrosion resistance, durability, and ability to maintain product purity. Additionally, special steel is utilized in the production of precision tools and instruments used in pharmaceutical research, development, and quality control processes. Moreover, special steel is essential in the construction of cleanrooms and controlled environments, ensuring the hygienic and sterile conditions required in pharmaceutical manufacturing.
- Q: What is the life cycle of special steel products?
- The life cycle of special steel products typically involves several stages, including raw material extraction, steel production, manufacturing of specialized products, distribution and sales, usage by consumers, and finally, end-of-life disposal or recycling. This life cycle ensures that the special steel products go through various processes and stages before reaching the hands of the end-users.
- Q: What are the common challenges in heat treating titanium alloys?
- There are various difficulties encountered when heat treating titanium alloys. One of the primary obstacles arises from titanium's strong tendency to react with oxygen, nitrogen, and hydrogen at elevated temperatures. This reactivity can lead to contamination on the surface and the creation of unwanted oxides, nitrides, or hydrides, which can adversely affect the mechanical characteristics of the alloy. Another challenge involves the development of alpha-case, a thick layer of alpha-phase titanium that forms on the alloy's surface during the heating process. This alpha-case is brittle and can significantly diminish the material's fatigue strength and ductility. Consequently, it is crucial to minimize or eliminate the formation of alpha-case during titanium alloy heat treatment. Moreover, titanium alloys have a limited temperature range for effective heat treatment. If the temperature is too low, the desired microstructure and mechanical properties may not be achieved. Conversely, if the temperature is too high, grain growth can occur, resulting in reduced strength and toughness of the alloy. Furthermore, precise control over the heating and cooling rates is often required when heat treating titanium alloys to achieve the desired microstructure and properties. Inadequate or uneven cooling can lead to non-uniform microstructures, residual stresses, or distortion of the component. Finally, the cost of heat treating titanium alloys can pose a challenge. Titanium alloys have a high affinity for oxygen, necessitating the use of specialized equipment such as vacuum furnaces or controlled atmosphere furnaces to maintain a low oxygen environment. These specialized heat treatment processes can be costly and demand careful handling and maintenance to ensure the desired outcomes. To summarize, the common challenges encountered in heat treating titanium alloys include managing reactivity with oxygen, nitrogen, and hydrogen, minimizing alpha-case formation, achieving the appropriate temperature range, controlling heating and cooling rates, and dealing with the expenses associated with specialized equipment and processes. Overcoming these challenges is essential to obtain high-quality titanium alloy components with the desired properties.
- Q: What are the properties of high-strength tool steel?
- High-strength tool steel possesses several key properties such as excellent hardness, exceptional wear resistance, high toughness, and good dimensional stability. It also exhibits high strength, good machinability, and the ability to withstand high temperatures, making it suitable for applications requiring heavy-duty cutting and shaping tools.
- Q: Can special steel be used for making defense industry components?
- Yes, special steel can be used for making defense industry components. Special steel refers to a category of steel that is specifically designed and engineered to possess superior properties and characteristics compared to standard steel grades. These properties include high strength, excellent toughness, corrosion resistance, heat resistance, and wear resistance. In defense industries, components such as armor plates, military vehicles, weapons systems, aircraft structures, and naval vessels require materials that can withstand extreme conditions and provide optimal performance. Special steel, due to its exceptional properties, meets these requirements and is commonly used in the production of defense industry components. For example, armor plates used in military vehicles and personal body armor are often made from special steel alloys that can withstand ballistic impacts and provide protection to the personnel. Similarly, aircraft structures and naval vessels require steel that can withstand high stresses, corrosion from saltwater, and extreme temperatures, all of which can be achieved with special steel. Additionally, special steel is also used in the manufacturing of defense industry components due to its ability to be machined, welded, and fabricated easily. This allows for efficient production and assembly of complex defense equipment. Overall, special steel is a crucial material in the defense industry as it offers exceptional strength, durability, and performance characteristics, making it an ideal choice for manufacturing defense components that need to withstand rigorous and demanding conditions.
- Q: What are the different methods of preventing hydrogen-induced cracking in special steel?
- To prevent hydrogen-induced cracking in special steel, various methods can be utilized: 1. Preheating the steel prior to welding or any high-temperature process can lower the possibility of hydrogen-induced cracking. This technique slows down the cooling rate, allowing hydrogen to dissipate before causing any cracks. 2. Employing specific heat treatment processes like stress relieving or post-weld heat treatment helps alleviate hydrogen-induced cracking. These processes decrease residual stresses and facilitate hydrogen diffusion, minimizing the risk of cracking. 3. Opting for steel alloys with higher resistance to hydrogen-induced cracking is an effective preventive measure. Certain steel compositions, such as low carbon or low alloy steels, demonstrate reduced susceptibility to cracking in the presence of hydrogen. 4. Ensuring proper control of hydrogen during welding is crucial. This can be achieved by utilizing low-hydrogen welding consumables, such as electrodes, and guaranteeing adequate shielding gas coverage to prevent atmospheric moisture from contaminating the weld. 5. Managing stress on the steel during welding or operation is essential in preventing cracking. This can be accomplished by employing appropriate welding techniques, such as avoiding excessive heat input or rapid cooling rates, and minimizing the introduction of tensile stresses during welding. 6. Applying protective coatings or surface treatments acts as a barrier against hydrogen absorption, reducing the risk of hydrogen-induced cracking. 7. Optimizing the welding parameters, including current, voltage, and travel speed, can help reduce the chances of hydrogen-induced cracking. Adjusting these parameters allows control over heat input and cooling rate, thus minimizing hydrogen absorption and subsequent cracking. It is important to note that a combination of these preventive measures is often necessary to effectively mitigate the risk of hydrogen-induced cracking in special steel. Additionally, implementing proper inspection and quality control procedures is crucial to ensure the integrity of the steel and detect any cracks or defects.
- Q: How does special steel respond to welding?
- Alloy steel, also known as special steel, possesses distinct characteristics that impact its welding response. Unlike regular carbon steel, special steel incorporates additional alloying elements like chromium, nickel, or molybdenum, which augment its strength, resistance to corrosion, and heat endurance. In terms of welding, special steel generally exhibits favorable behavior due to its elevated tensile strength and toughness. However, a few considerations should be borne in mind. The elevated carbon content in certain special steels can result in cracking or brittleness during the welding process. To prevent this, preheating the material and employing appropriate welding techniques are imperative. Selecting the appropriate welding method based on the specific type of special steel being utilized is crucial. For example, gas tungsten arc welding (GTAW) or tungsten inert gas (TIG) welding is commonly favored for welding stainless steel due to its ability to precisely control heat input and produce high-quality welds with minimal distortion. Additionally, special steel often necessitates the use of specialized welding consumables, like electrodes or filler wires, specifically formulated for the particular alloy composition. These consumables aid in maintaining the desired mechanical properties and preventing the formation of brittle phases in the weld. Post-weld heat treatment is also vital for certain special steels as it alleviates residual stresses and enhances the overall properties of the weldment. This process can involve annealing, normalizing, or tempering, depending on the specific steel grade and application requirements. In conclusion, special steel responds favorably to welding, but it is crucial to consider its alloy composition, carbon content, and specific welding techniques. By adhering to proper welding procedures, employing appropriate consumables, and implementing necessary heat treatments, high-quality welds can be achieved, guaranteeing the integrity and performance of the special steel components.
- Q: What are the main advantages of using special steel in the construction of bridges?
- The main advantages of using special steel in the construction of bridges are its exceptional strength and durability. Special steel alloys offer high tensile strength, allowing for lighter bridge designs and reducing the overall weight of the structure. This not only makes construction and transportation easier but also minimizes the environmental impact. Additionally, special steel exhibits excellent corrosion resistance, ensuring the longevity of the bridge even in harsh weather conditions. Its superior toughness and resistance to fatigue make it ideal for withstanding heavy loads and frequent use, ensuring the safety and reliability of the bridge for many years.
- Q: What are the main properties of special steel?
- Special steel, also known as alloy steel, possesses several key properties that set it apart from regular steel. Firstly, it exhibits exceptional strength and hardness, making it highly resistant to wear, impact, and deformation. Additionally, special steel offers excellent corrosion resistance, ensuring durability and longevity in various environments. It also demonstrates superior heat resistance, allowing it to withstand high temperatures without losing its structural integrity. Lastly, special steel offers excellent machinability, enabling it to be easily shaped, fabricated, and processed into a wide range of components and structures.
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4130 Steel Rod/4130 Steel Bar/Alloy Steel Bar
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 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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