30CrMo Alloy Steel Round Bars AISI 4130 System 1

30CrMo Alloy Steel Round Bars AISI 4130 System 2

30CrMo Alloy Steel Round Bars AISI 4130 System 3

30CrMo Alloy Steel Round Bars AISI 4130 System 4

30CrMo Alloy Steel Round Bars AISI 4130

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 10000 m.t./month

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ITEM	aisi 4130 alloy round bar
BRAND	TZHD
MATERIAL	200 SERIES & 300 SERIES & 400 SERIES
STANDARD	GB, AISI, ASTM, ASME, EN, BS, DIN, JIS
CERTIFICATE	BV,SGS,ISO
SURFACE	ordinary industrial surface, or customized
THICKNESS	customized
WIDTH	customized
LENGTH	2000-6000mm, or customized
APPLICATION	Construction and decoration, as well as all kinds of industries and manufacture
PACKING	Regular packing or as required
SHIPMENT	As required
LEAD TIME	3-20 days after deposit
PAYMENT	T/T, L/C

Product Name	Typical Grades	Diameter(mm)	Standard adopted
Carbon Steel	20 (1020/S20C/C22)	Ø16-Ø300	GB/SAE/JIS/DIN
40 (1040/S40C/C40)
45 (1045/S45C/C45)
Bearing Steel	GCr9 (51100/SUJ1)	Ø12-Ø250
GCr15 (52100/SUJ2/100Gr6)
GCr9SiMn (A485-Gr.1/SUJ3)
Cr-Mo Steel	20Cr (5120/SCr420H/20Cr4)	Ø12-Ø250
40Cr (5140/SCr440/41Cr4)
42CrMo(4140/SCM440/42CrMo4)
Gear Steel	20CrNiMo	Ø16-Ø600
20CrMn(5115/SMnC420/20MnCr5)
20CrNiMo(8620/SNCM220/20CrMiMo2)

Carbon Steel	Mold bottom, Plastic mold, Construction machinery parts Automobile parts, Security grills, Screens, Construction
Bearing Steel	Aerospace, Navigation, Nuclear energy, Chemical industry Electronic information, Petrochemical, Instrument and meter Transportation
Cr-Mo Steel	Mechanism & Fasteners gear, Stressed components for vehicles Engines and machines, Parts of larger cross-section
Gear Steel	All kinds of gears, Statically and dynamically stressed component for vehicles Engines and machine, Larger cross-section parts, Crankshafts

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.

FAQ

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.

Packaging & Delivery

1, Packaging: seaworthy package or as required

2, Delivery: 35-45 days or based on quantity

Q: What are the different types of steel round bar coatings used in the oil and gas industry?: There are several types of steel round bar coatings commonly used in the oil and gas industry. Some of these coatings include fusion bonded epoxy (FBE), three-layer polyethylene (3LPE), three-layer polypropylene (3LPP), and metallic zinc coatings. These coatings are applied to steel round bars to provide corrosion resistance, enhance durability, and protect against harsh environmental conditions in oil and gas applications.

Q: What are the different shapes available in steel round bars?: There is a wide range of shapes available for steel round bars, each tailored to meet specific needs and applications. Some commonly used shapes include: 1. Round: This is the most basic and commonly used shape for steel round bars. It has a circular cross-section and finds applications in industries like construction, manufacturing, and engineering. 2. Square: Square steel round bars have a square cross-section, making them ideal for applications that require stability and structural strength. They are often used in constructing frames, supports, and braces. 3. Hexagonal: Hexagonal steel round bars have six flat sides and are utilized in applications that demand better grip and torque resistance, such as machinery and tools. The hexagonal shape ensures a secure connection and prevents slippage. 4. Flat: Flat steel round bars have a rectangular cross-section with two flat sides. They are commonly employed for structural purposes, like building frames, supports, and manufacturing machinery and equipment. 5. Half-round: Half-round steel round bars have a semi-circular cross-section with one flat side. They are frequently used for decorative purposes in architecture, furniture, railings, and handles. 6. Oval: Oval steel round bars have an elongated oval shape, providing a distinctive aesthetic appeal. They are commonly used in decorative applications, like designing furniture, railings, and artistic structures. In summary, the availability of various shapes in steel round bars allows for versatility in different industries. This enables engineers, manufacturers, and designers to select the most suitable shape based on their specific requirements.

Q: What are the different types of steel round bars used in the automotive exhaust systems?: Automotive exhaust systems utilize various types of steel round bars, each possessing distinct characteristics and uses. Let's explore some of the commonly employed varieties: 1. Stainless Steel Round Bars: Renowned for its exceptional resistance to corrosion and high temperatures, stainless steel stands as a favored option for exhaust systems. Its versatility allows for application in both primary and secondary components, including headers, catalytic converters, and mufflers. 2. Carbon Steel Round Bars: Carbon steel represents another frequently employed material in exhaust systems. Its commendable strength and durability render it suitable for various components, such as exhaust pipes and hangers. However, due to its susceptibility to corrosion in comparison to stainless steel, appropriate coating or treatment becomes imperative to prevent rusting. 3. Aluminized Steel Round Bars: Aluminized steel, a form of carbon steel coated with an aluminum-silicon alloy, boasts excellent corrosion resistance and heat reflectivity. These attributes make it an ideal choice for exhaust systems, particularly in exhaust pipes and mufflers, as it aids in heat reduction and enhances overall durability. 4. Titanium Round Bars: Although less commonly utilized due to its substantial cost, titanium serves as an extraordinarily lightweight and durable material, offering exceptional corrosion resistance. In high-performance or specialized exhaust systems, titanium round bars may be incorporated to reduce weight and improve overall performance. Its presence is often observed in exhaust tips and high-end aftermarket exhaust systems. In conclusion, the selection of steel round bars for automotive exhaust systems hinges on various factors, including cost, performance requirements, and specific application needs. Manufacturers meticulously choose the appropriate steel type to ensure longevity, efficiency, and compliance with emissions regulations.

Q: Are steel round bars available in custom lengths?: Yes, steel round bars are available in custom lengths.

Q: Are steel round bars magnetic?: Yes, steel round bars are generally magnetic due to their high iron content.

Q: Can steel round bars be used in the manufacturing of jewelry?: Steel round bars have the potential to be employed in jewelry production. Despite the fact that steel is not as frequently utilized as precious metals such as gold or silver in the creation of jewelry, it can still be employed to craft distinctive pieces with an industrial feel. The utilization of steel round bars imparts a polished and modern appearance, rendering them appropriate for contemporary or minimalist designs. Moreover, steel is renowned for its robustness and sturdiness, guaranteeing that the jewelry will endure the rigors of daily use. Nevertheless, it is worth mentioning that steel may not be suitable for individuals with metal allergies or sensitive skin.

Q: Can steel round bars be used in the manufacturing of hydraulic components?: Indeed, the utilization of steel round bars is feasible for the production of hydraulic components. Owing to its robustness, endurance, and corrosion resistance, steel is widely employed in the fabrication of hydraulic components. By molding and machining steel round bars, an assortment of hydraulic components, including pistons, cylinders, valves, and fittings, can be manufactured. The adoption of steel round bars guarantees the capability of withstanding elevated pressures and maintaining optimal performance across diverse hydraulic systems.

Q: Can steel round bars be used for making drill bits?: No, steel round bars cannot be used for making drill bits. Drill bits require specific materials and manufacturing processes to ensure their durability and effectiveness. Drill bits are typically made from high-speed steel (HSS), cobalt steel, or carbide. These materials are chosen for their hardness, heat resistance, and ability to withstand the high forces and temperatures generated during drilling. Steel round bars, on the other hand, are not specifically designed or manufactured to meet the requirements of drill bits. Using steel round bars for making drill bits would result in inferior performance, increased wear, and potential breakage during drilling operations. It is important to use drill bits that are specifically designed and manufactured for the purpose to ensure efficient and safe drilling operations.

Q: Are steel round bars suitable for use in the marine industry?: Yes, steel round bars are suitable for use in the marine industry. Steel is a highly durable and strong material, making it ideal for marine applications where there is exposure to harsh environmental conditions such as saltwater, waves, and corrosion. Steel round bars offer excellent tensile strength and resistance to impact, making them suitable for various marine components like shipbuilding, offshore structures, and marine equipment. Additionally, steel is also readily available, cost-effective, and can be easily fabricated to meet specific requirements, making it a popular choice in the marine industry. However, it is important to select the appropriate grade of steel that has good corrosion resistance, such as stainless steel, to ensure long-term durability and performance in marine environments. Regular maintenance, including proper coating and protection against corrosion, is also crucial to enhance the lifespan of steel round bars in marine applications.

Q: Can steel round bars be used in the manufacturing of automotive parts?: Indeed, the utilization of steel round bars in the production of automotive parts is possible. These bars possess numerous advantages that render them suitable for this purpose. Primarily, steel, being a robust and long-lasting material, is ideal for automotive components that necessitate high strength and structural integrity. Furthermore, steel round bars can be easily machined and shaped into various forms and sizes, facilitating the creation of customized automotive parts. Moreover, steel exhibits excellent resistance to heat and can endure high temperatures, making it appropriate for engine components and other parts exposed to extreme heat. Lastly, steel is a cost-effective material, which contributes to its popularity in the automotive industry. In conclusion, steel round bars are a dependable and versatile option when it comes to the manufacturing of automotive parts.

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