A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
- 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
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
13-300mm
Length:
6-12m
Net Weight:
2mt
A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
Product Description of A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
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 A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
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 A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
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 A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
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.
F A Q
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: How do steel round bars perform under vibration or resonance?
- Steel round bars generally perform well under vibration or resonance due to their high strength and stiffness. The inherent properties of steel, such as its high modulus of elasticity and low damping characteristics, make it an ideal material for applications that involve vibration or resonance. When subjected to vibration or resonance, steel round bars tend to exhibit minimal deformation or deflection. This is because steel has a high natural frequency, which allows it to resist the excitation caused by external forces or vibrations. The high stiffness of steel also helps in maintaining its shape and integrity under these conditions. Furthermore, steel round bars have good fatigue resistance, which means they can withstand repeated loading and unloading cycles without significant degradation in performance. This is especially important in applications where the material is subjected to cyclic loading or vibrations over an extended period. However, it is worth noting that the performance of steel round bars under vibration or resonance can be influenced by factors such as the design of the structure, the applied loads, and the frequency and amplitude of the vibrations. In some cases, additional measures, such as damping materials or isolation systems, may need to be implemented to mitigate the effects of vibration or resonance on steel round bars. Overall, steel round bars are known for their excellent performance under vibration or resonance, making them a popular choice in various industries, including construction, automotive, and aerospace. Their high strength, stiffness, and fatigue resistance make them reliable and durable materials for applications that involve dynamic loads or vibrations.
- Q: What are the different types of steel round bars used in the automotive aftermarket?
- There are several different types of steel round bars used in the automotive aftermarket, including carbon steel, alloy steel, and stainless steel. These bars are commonly used for various applications such as suspension systems, drivetrain components, and chassis reinforcement. The specific type of steel round bar used depends on the desired strength, durability, and corrosion resistance for the particular automotive part.
- Q: What is the cost of steel round bars compared to other materials?
- The price of steel round bars can differ depending on various factors, including the grade of steel, the bar's size and dimensions, and market conditions. However, in general, steel round bars are usually more economical than other materials commonly used in construction and manufacturing. For example, when compared to materials like aluminum or titanium, steel round bars are typically more affordable. Steel is widely available, making it a cost-efficient choice for many applications. Additionally, steel possesses excellent strength and durability attributes, making it a preferred material for structural purposes. In contrast to materials like wood or plastic, steel round bars may be initially more costly. Nevertheless, when considering the long-term advantages such as its longevity, resistance to corrosion, and minimal maintenance requirements, steel still provides a cost-effective solution. It is important to note that the price of steel round bars can significantly vary depending on market conditions, including the availability of raw materials and the demand for steel products. Additionally, specialized or high-grade steel alloys may come at a higher cost due to their specific properties or manufacturing processes. To summarize, steel round bars generally offer a cost-effective option compared to many other materials used in construction and manufacturing. However, it is always advisable to research current market prices and consider specific project requirements before making any final cost assessments.
- Q: Can steel round bars be used in the manufacturing of agricultural equipment?
- Yes, steel round bars can be used in the manufacturing of agricultural equipment. Steel is a strong and durable material that provides the necessary strength and structural integrity required for agricultural machinery. It is commonly used in the production of components such as axles, shafts, and supports, making it suitable for various types of farming equipment.
- Q: What are the different surface finishes for stainless steel round bars?
- There are several different surface finishes available for stainless steel round bars, including bright annealed, mill finish, brushed, polished, and satin. Each finish offers a distinct appearance and level of smoothness, allowing for various aesthetic and functional preferences.
- Q: What are the different grades of heat-treated steel round bars?
- There are several different grades of heat-treated steel round bars, each offering specific properties and characteristics. Some of the common grades include: 1. 4140: This grade of heat-treated steel round bar is known for its high strength and toughness. It has excellent wear resistance, good machinability, and can be easily heat treated to enhance its hardness and strength. 2. 4340: Heat-treated steel round bars of this grade are known for their high tensile strength, toughness, and fatigue resistance. They are commonly used in applications that require high strength and durability, such as aerospace and automotive industries. 3. 8620: This grade of heat-treated steel round bar is characterized by its case hardening properties. It has good core strength, excellent toughness, and is often used in applications that require high wear resistance, such as gears, shafts, and pins. 4. 52100: Heat-treated steel round bars of this grade are widely used in bearing applications due to their excellent hardness, wear resistance, and high fatigue strength. They are specially designed to withstand heavy loads and provide long-lasting performance. 5. 1045: This grade of heat-treated steel round bar is known for its medium carbon content, providing good strength and impact resistance. It is commonly used in applications that require moderate strength and toughness, such as shafts, axles, and machinery parts. These are just a few examples of the different grades of heat-treated steel round bars available in the market. The choice of grade depends on the specific requirements of the application, such as strength, hardness, toughness, and wear resistance. It is important to consult with a knowledgeable professional to determine the most suitable grade for your particular needs.
- Q: What is the difference between a centerless ground and a precision ground steel round bar?
- The main difference between a centerless ground and a precision ground steel round bar lies in the manufacturing process and the resulting quality of the finished product. A centerless ground steel round bar is manufactured using a machining technique called centerless grinding. In this process, the steel bar is placed between two grinding wheels, one rotating at a high speed and the other stationary. The rotating wheel removes material from the bar's surface, creating a smooth and evenly-sized round shape. Centerless grinding is known for its ability to produce bars with tight tolerances and excellent surface finish. On the other hand, a precision ground steel round bar is manufactured using a different process called precision grinding. In precision grinding, the steel bar is held in a chuck or fixture and rotated against a grinding wheel. The grinding wheel removes material from the bar's surface, creating a precise round shape with tight tolerances. Precision grinding is often used when a higher level of accuracy is required, such as in applications where the bar will be used as a critical component in machinery or tools. In summary, both centerless ground and precision ground steel round bars offer a high level of dimensional accuracy and surface finish. However, centerless grinding is a more efficient and cost-effective process for producing large quantities of round bars with consistent quality, while precision grinding is preferred for applications that require the highest level of dimensional accuracy and surface finish.
- Q: What are the different types of steel round bar alloys for improved machinability and strength?
- Improved machinability and strength can be achieved with several variations of steel round bar alloys. These alloys are designed specifically for industries where efficient machining and high tensile strength are essential. Here are some of the popular alloys used: 1. 12L14: This alloy incorporates lead, functioning as a lubricant during machining. This results in improved chip formation and reduced tool wear. Its exceptional machinability and good strength make it ideal for applications involving intricate machining processes. 2. 4140: Known as "chromoly" steel, this alloy contains chromium and molybdenum, which enhance its strength and hardenability. It is extensively used in applications that demand high tensile strength, such as automotive parts, shafts, and gears. 3. 8620: This low-alloy nickel-chromium-molybdenum steel offers a combination of high strength and good toughness. It can be easily machined and is commonly employed in case-hardening applications like gears, shafts, and fasteners. 4. 1018: Referred to as "cold-rolled" or "cold-finished" steel, 1018 is a low-carbon alloy with good machinability and weldability. It finds common usage in applications requiring precise and smooth finishes, such as bolts, screws, and hydraulic fittings. 5. 52100: This high carbon, chromium-bearing steel is primarily used for manufacturing bearings and other high-wear applications. It offers excellent hardness, wear resistance, and machinability, making it suitable for components necessitating strength and durability. These examples illustrate the range of steel round bar alloys available to enhance machinability and strength. The choice of alloy depends on specific application requirements, including desired strength, machinability, and durability. Consulting with a materials engineer or supplier can assist in identifying the most suitable alloy for a particular use case.
- Q: What are the limitations of using steel round bars?
- Using steel round bars in various applications has several limitations. One such limitation is their vulnerability to corrosion. Steel round bars, particularly those made of carbon steel, are prone to rusting when exposed to moisture or harsh environments. This can have a significant impact on their structural integrity and lifespan. Another limitation is their weight. Steel is a heavy material, and round bars can be especially cumbersome to handle and transport, especially in large quantities. This can make the installation process more difficult and increase the overall project cost. In addition, steel round bars may not be suitable for applications that require high levels of flexibility or bending. Their rigid nature makes it challenging to shape or mold them into intricate designs. This limitation can restrict their use in certain industries or architectural designs that demand more versatile materials. Another factor to consider is the cost of steel round bars. Depending on the grade, quality, and market conditions, the price of steel round bars can fluctuate significantly. This can be a financial limitation for projects with tight budgets or when the cost of raw materials is a crucial factor. Lastly, steel round bars may not be suitable for applications that require high resistance to extreme temperatures. While steel has good thermal conductivity, certain temperature ranges can affect its structural properties, potentially causing weaknesses or deformations. Overall, steel round bars have widespread use and offer many advantages. However, it is essential to consider their limitations such as susceptibility to corrosion, weight, limited flexibility, cost, and temperature sensitivity when selecting materials for specific applications.
- Q: Are steel round bars suitable for structural applications?
- Indeed, steel round bars are well-suited for structural applications. Renowned for their robustness and resilience, steel round bars prove to be excellent for diverse structural purposes. They exhibit exceptional load-bearing capabilities, thus frequently employed in construction undertakings like bridges, buildings, and infrastructure projects. Moreover, steel round bars possess commendable resistance against corrosion, fire, and severe weather conditions, thereby ensuring the longevity and structural integrity of the application. Their adaptability allows for effortless shaping, welding, and customization to satisfy the project's specific requisites. All in all, steel round bars present themselves as a dependable and cost-efficient option for structural applications.
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A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
- 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
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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