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:Can steel round bars be cold worked?
- Yes, steel round bars can be cold worked. Cold working is a process that involves deforming the steel at room temperature, usually by rolling or drawing, to improve its mechanical properties and dimensional accuracy.
- Q:Can steel round bars be used for making fuel system components?
- Yes, steel round bars can be used for making fuel system components. Steel is a common material used in the manufacturing of various fuel system components due to its strength, durability, and resistance to corrosion. Steel round bars can be machined, welded, and formed into different shapes and sizes, making them suitable for a wide range of fuel system applications. Additionally, steel's high melting point and ability to withstand high pressure and temperature conditions make it a reliable choice for fuel system components that are exposed to extreme conditions.
- Q:Can steel round bars be used for making agricultural equipment or machinery?
- Yes, steel round bars can be used for making agricultural equipment or machinery. Steel is a versatile and durable material that is commonly used in the manufacturing of various agricultural equipment and machinery. Steel round bars, in particular, are often utilized for making components such as shafts, axles, and rods that are crucial for the functioning of agricultural machinery. These round bars provide strength, stability, and resistance to wear and tear, making them suitable for heavy-duty applications in the agricultural industry. Additionally, steel is also corrosion-resistant, which is especially important in agriculture where equipment is exposed to harsh environmental conditions. Overall, steel round bars are a reliable choice for constructing agricultural equipment or machinery due to their mechanical properties and ability to withstand the demanding conditions of agricultural operations.
- Q:Can steel round bars be used for making turbine blades?
- No, steel round bars are typically not used for making turbine blades. Turbine blades are often made from materials such as titanium or nickel-based superalloys, which provide the necessary strength, heat resistance, and aerodynamic properties required for efficient turbine operation.
- Q:How are steel round bars measured and specified?
- The diameter is utilized to measure and specify steel round bars. Typically, the diameter of a round bar is measured in millimeters or inches. The measurement is taken at the widest point of the circular cross-section. When it comes to specification, steel round bars are commonly specified by their diameter and length. For instance, a steel round bar can be specified as "25mm diameter x 3 meters length". This indicates that the bar has a diameter of 25mm and a length of 3 meters. Moreover, steel round bars can also be specified based on their tolerance, surface finish, and grade. Tolerance refers to the allowable deviation from the specified diameter. Surface finish pertains to the quality of the bar's surface, which can vary from rough to smooth. Grade signifies the quality and composition of the steel utilized to produce the round bar, such as mild steel, carbon steel, or alloy steel. Accurate measurement and specification of steel round bars are crucial to ensure that they meet the necessary dimensions and properties for a specific application.
- Q:What are the advantages of using sulfur-alloy steel round bars?
- There are several advantages to using sulfur-alloy steel round bars. Firstly, sulfur-alloy steel round bars have improved machinability compared to other types of steel. The addition of sulfur to the alloy reduces the friction between the tool and the workpiece, resulting in smoother cutting and lower cutting forces. This makes it easier and more efficient to machine the steel, saving time and reducing costs. Secondly, sulfur-alloy steel round bars have enhanced chip-breaking properties. The sulfur content promotes the formation of small, brittle sulfide inclusions within the steel, which act as chip breakers during machining. These inclusions help to break the chips into smaller pieces, preventing them from tangling and causing issues such as built-up edges or poor surface finish. Another advantage of sulfur-alloy steel round bars is their improved surface finish. The sulfur content in the alloy helps to reduce the occurrence of built-up edges or burrs during machining. This results in a smoother and more precise surface finish, which is particularly important for applications where aesthetics or tight tolerances are required. Additionally, sulfur-alloy steel round bars offer good wear resistance. The sulfur content in the alloy forms hard sulfide inclusions, which help to improve the hardness and wear resistance of the steel. This makes it suitable for applications where the round bars will be subjected to abrasive wear, such as in the manufacturing of gears or bearings. Lastly, sulfur-alloy steel round bars are often more cost-effective compared to other high-performance alloys. The addition of sulfur is a relatively inexpensive process, making sulfur-alloy steel a more affordable option for many applications. This makes it an attractive choice for industries that require high-quality steel but are conscious of costs. Overall, the advantages of using sulfur-alloy steel round bars include improved machinability, enhanced chip-breaking properties, better surface finish, good wear resistance, and cost-effectiveness. These benefits make sulfur-alloy steel round bars a popular choice in various industries, including automotive, aerospace, and manufacturing.
- Q:What are the applications of steel round bars?
- Steel round bars have a wide range of applications across various industries due to their inherent strength, durability, and versatility. Some of the key applications of steel round bars include: 1. Construction: Steel round bars are extensively used in the construction industry for various structural purposes. They are commonly used for building columns, beams, and frames due to their high strength-to-weight ratio, which ensures stability and safety in construction projects. 2. Manufacturing: Steel round bars are widely used in the manufacturing sector for fabricating various components and machinery. They are commonly employed in the production of gears, shafts, axles, and other machine parts that require high strength and precision. 3. Automotive industry: Steel round bars find significant applications in the automotive industry. They are used in the manufacturing of crankshafts, connecting rods, suspension components, and many other parts, providing strength and reliability to vehicles. 4. Oil and gas industry: In the oil and gas sector, steel round bars are used for manufacturing drill bits, valves, pipes, and other equipment that are exposed to harsh environmental conditions and require high strength and corrosion resistance. 5. Aerospace industry: Steel round bars are essential in the aerospace industry due to their high strength and lightweight properties. They are used in the production of aircraft components, such as landing gear, engine parts, and structural components. 6. Shipbuilding: Steel round bars are commonly used in shipbuilding due to their excellent strength and corrosion resistance. They are used in the construction of ship frames, hulls, and other critical components that require durability and resistance to harsh marine environments. 7. Infrastructure projects: Steel round bars are extensively used in infrastructure projects, such as bridges, tunnels, and railways. They provide the necessary strength and stability required for supporting heavy loads and ensuring the structural integrity of these projects. 8. Furniture and interior design: Steel round bars are also used in the furniture and interior design industry. They are commonly employed in the construction of chairs, tables, shelves, and other furniture pieces due to their sleek appearance, durability, and easy formability. Overall, steel round bars have a wide range of applications in various industries, contributing to the development of robust and reliable structures, machinery, and equipment.
- Q:What is the difference between a hot rolled and a cold drawn steel round bar?
- The main difference between a hot rolled and a cold drawn steel round bar lies in their production process and resulting characteristics. Hot rolled steel round bars are produced by heating a billet or ingot to a high temperature and then shaping it into the desired form, typically through rolling. This process results in a rough, scaled surface with rounded edges. Hot rolling allows for larger sizes and quantities to be produced quickly and efficiently. The steel is less precise in terms of dimensions and has a lower surface finish quality compared to cold drawn steel. On the other hand, cold drawn steel round bars are produced by pulling a hot rolled bar through a die at room temperature, which results in a smooth, polished surface with tighter dimensional tolerances. This process enhances the mechanical properties of the steel, such as improved strength, hardness, and dimensional accuracy. Cold drawing also provides a better surface finish and closer dimensional control compared to hot rolling. In terms of applications, hot rolled steel round bars are commonly used in construction, manufacturing, and general fabrication due to their lower cost and ease of production. They are suitable for applications where precision and surface finish are not critical factors. Cold drawn steel round bars, on the other hand, are often utilized in more demanding applications that require superior dimensional accuracy, surface finish, and mechanical properties. They are commonly used in automotive, aerospace, and machinery industries, where precision and quality are paramount. In summary, the main differences between hot rolled and cold drawn steel round bars lie in their production process, resulting surface finish, dimensional accuracy, and mechanical properties. The choice between the two depends on the specific requirements and applications of the steel.
- Q:What is the minimum tensile strength of steel round bars?
- The minimum tensile strength of steel round bars can vary depending on the specific grade or type of steel being used. However, common steel grades typically have a minimum tensile strength of around 400 MPa (megapascals) or 58,000 PSI (pounds per square inch).
- Q:How do you calculate the deflection of a steel round bar?
- To calculate the deflection of a steel round bar, you need to consider various factors such as the bar's length, diameter, and the applied load. The deflection of a bar refers to the amount it bends or flexes under a specific load. The deflection can be determined using the formula for beam deflection, which is derived from Euler-Bernoulli beam theory. The formula is as follows: δ = (F * L^3) / (48 * E * I) Where: - δ represents deflection - F is the applied load - L is the length of the bar - E is the modulus of elasticity of the steel material - I is the moment of inertia of the round bar To calculate the moment of inertia (I) for a round bar, you can use the formula: I = (π * D^4) / 64 Where: - I is the moment of inertia - D is the diameter of the round bar By substituting the values into the formula, you can calculate the deflection of the steel round bar under the given load. It is important to note that these calculations assume the bar is perfectly elastic and obeys the principles of linear elasticity.
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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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