• High Carbon Steel Bearing Round Bar GCr15 System 1
  • High Carbon Steel Bearing Round Bar GCr15 System 2
  • High Carbon Steel Bearing Round Bar GCr15 System 3
  • High Carbon Steel Bearing Round Bar GCr15 System 4
  • High Carbon Steel Bearing Round Bar GCr15 System 5
  • High Carbon Steel Bearing Round Bar GCr15 System 6
High Carbon Steel Bearing Round Bar GCr15

High Carbon Steel Bearing Round Bar GCr15

Ref Price:
get latest price
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
100 m.t.
Supply Capability:
50000 m.t./month

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Item specifice

Standard:
EN,API,DIN,BS,GB,JIS,ASTM,AISI
Technique:
EFW,Extruded,Saw,Forged,ERW,Cold Drawn,Cold Rolled,Hot Rolled,Spring
Shape:
U Channel,Square,Round,Hexagonal,C Channel,LTZ,Oval,Rectangular
Surface Treatment:
PVDF Coated,Black,Bright,Polished,Dry,Oiled,Color Coated,Copper Coated,Coated,Galvanized,Chromed Passivation
Steel Grade:
300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B),200 Series,HRB400,RHB335,Q235B,Q215B,Q235,Q215,Q195
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
10-300mm
Length:
6-12m
Net Weight:
2mt

High Carbon Steel Bearing Round Bar GCr15

 

Product Description of High Carbon Steel Bearing Round Bar GCr15

1. Steel grade: ASTM52100, SUJ2, 100Gr6,GCr15

2. Length: 6M-12M
3. Diameter: 16mm-300mm

4. Product range: round bar, flat bar, square bar, wire rod, sheet

5. Technique: Hot rolled, forged, cold drawn

 

Specification of High Carbon Steel Bearing Round Bar GCr15

Material

              GCr15

Round bar

Dia(mm)

10-300mm

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 High Carbon Steel Bearing Round Bar GCr15

C

Si

Mn

Cr

 Ni

  Mo

 P

  S

0.95~1.05

0.15~0.35

0.25~0.45

1.40~1.65

≤0.30

≤0.10

≤0.025

≤0.025

 

Photo Show of High Carbon Steel Bearing Round Bar GCr15

High Carbon Steel Bearing Round Bar GCr15

Packing and Delivery:

Packing in bundle package, or as customer's requirements.

Delivery Detail: 45 days after receiving the deposit.

 

Usage and Applications of High Carbon Steel Bearing Round Bar GCr15

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.

Astm 615 Bs4449 B500B Deformed Steel RebarsAstm 615 Bs4449 B500B Deformed Steel Rebars 

 

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 used for fastener applications?
Yes, steel round bars can be used for fastener applications. Steel round bars are often used as bolts, screws, and studs in various industries due to their high strength, durability, and resistance to corrosion. They provide a secure and reliable fastening solution for a wide range of applications, including construction, automotive, and machinery.
Q:What are the different types of surface treatments for steel round bars?
Steel round bars can be treated in several ways to enhance their properties and suit different applications. Some commonly used treatments for steel round bars include: 1. Zinc coating, also known as galvanization, provides excellent corrosion resistance. It is often used in outdoor and marine applications. 2. Black oxide coating chemically converts the surface of the steel round bars to a black iron oxide layer, offering enhanced corrosion resistance and an attractive black finish. This treatment is popular for decorative purposes. 3. Grinding is a surface treatment that involves using abrasive materials to remove the outer layer of the steel round bars. This process improves the surface finish, making them smoother and more visually appealing. 4. Shot blasting involves propelling small metallic or non-metallic particles at high velocity onto the surface of the steel round bars. It effectively removes impurities like mill scale and rust, resulting in a clean and uniform surface. 5. Chrome plating deposits a layer of chromium onto the surface of the steel round bars, providing excellent corrosion resistance and a polished, mirror-like finish. This treatment is commonly used when aesthetics and corrosion resistance are important. 6. Powder coating involves applying a dry powder electrostatically to the steel round bars, which is then cured under heat. This treatment creates a durable and visually appealing finish that is resistant to corrosion, chemicals, and UV rays. 7. Passivation is a chemical treatment that removes iron and other contaminants from the surface of the steel round bars. It leaves behind a clean and corrosion-resistant layer. Passivation is particularly important in industries such as medical and food, where cleanliness and corrosion resistance are crucial. These examples highlight the range of surface treatments available for steel round bars. The choice of treatment depends on specific requirements such as corrosion resistance, aesthetics, and durability.
Q:Can steel round bars be used in the medical industry?
Yes, steel round bars can be used in the medical industry. Stainless steel round bars, in particular, are commonly used in medical applications due to their corrosion resistance, strength, and durability. These bars can be used in the production of various medical devices and equipment, including surgical instruments, orthopedic implants, dental tools, and prosthetics. The high-quality stainless steel ensures that these products can withstand the demanding conditions of medical environments and provide optimal performance and safety to patients. Additionally, stainless steel round bars can be easily sterilized, making them suitable for use in sterile medical settings.
Q:Cold drawn steel wire is a round bar or thread steel in Construction Engineering?
Cold drawn steel wire should be the same as round steel and thread steel! Their forming process and the meaning of the place used are different, and the quota is also different, cold drawn steel wire is cold drawn steel wire, strictly speaking, there is no mix together.
Q:What are the different types of steel round bar finishes for decorative purposes?
For decorative purposes, steel round bars can be finished in various ways, each offering a unique appeal. These finishes not only enhance the overall appearance of the steel round bar but also make it suitable for a range of decorative applications. Here are some of the most popular finishes: 1. Achieving a polished finish involves using abrasives to polish the steel round bar, resulting in a smooth and shiny surface. This reflective, mirror-like finish adds an elegant and sophisticated touch to any decorative project. 2. A brushed finish, also referred to as a satin finish, is obtained by brushing the steel round bar with a fine abrasive material, creating a textured pattern. It offers a slightly matte appearance, making it perfect for contemporary or industrial-style decorative applications. 3. The hammered finish involves striking the steel round bar with a hammer, resulting in a textured and hammered surface. This finish creates a rustic and aged look, making it ideal for decorative items with a vintage or antique-inspired theme. 4. The blackened finish is achieved by subjecting the steel round bar to a chemical or heat treatment, resulting in a darkened or blackened appearance. It adds a sleek and modern touch to decorative projects, making it a popular choice for contemporary designs. 5. Powder coating is a durable and long-lasting finish where a powdered paint is electrostatically applied to the steel round bar and then cured under heat. This finish offers a wide range of color options and excellent protection against corrosion, making it suitable for both indoor and outdoor decorative applications. These examples illustrate the variety of steel round bar finishes available for decorative purposes. The choice of the finish depends on the desired aesthetic, style, and overall theme of the decorative project.
Q:What is the difference between a centerless ground and a cold finished steel round bar?
Both centerless ground steel round bars and cold finished steel round bars are types of steel bars that have undergone different manufacturing processes, resulting in distinct characteristics and properties. To produce a centerless ground steel round bar, a hot rolled or cold drawn steel bar is fed through a grinding machine. This grinding process eliminates any surface imperfections or irregularities, resulting in a smooth and uniform surface finish. Additionally, the centerless grinding process ensures precise dimensional tolerances, making the bar suitable for applications that require accurate measurements. Furthermore, centerless ground bars have improved straightness and roundness, enhancing their overall quality and suitability for various machining operations. On the other hand, a cold finished steel round bar is created by cold drawing or cold rolling a hot rolled steel bar. This process involves reducing the diameter of the bar while maintaining its length, resulting in a more precise and consistent size. Cold finishing also enhances the surface finish of the bar, making it smoother and more uniform. Cold finished bars have tighter dimensional tolerances and improved mechanical properties, including higher strength and hardness compared to hot rolled bars. In conclusion, the primary distinction between centerless ground and cold finished steel round bars lies in their manufacturing processes and resulting characteristics. Centerless ground bars possess a smooth surface finish, tight dimensional tolerances, improved straightness, and roundness, rendering them suitable for precise machining applications. On the other hand, cold finished bars offer a more precise size, improved surface finish, tighter dimensional tolerances, and enhanced mechanical properties, making them suitable for various applications requiring higher strength and hardness.
Q:Can steel round bars be used in the packaging industry?
Certainly! Steel round bars have a wide range of applications in the packaging industry. More specifically, they are commonly utilized to add structural support and enhance the strength of various packaging materials. These bars can function as reinforcement bars or support rods in packaging crates, pallets, and containers. Notably, steel round bars are renowned for their exceptional strength and durability, which makes them well-suited to withstand heavy loads and maintain the integrity of the packaging materials during transportation and storage. Furthermore, steel round bars can be easily customized and cut to the desired length, allowing for flexibility in packaging design and meeting specific requirements. In summary, incorporating steel round bars in the packaging industry greatly enhances the safety, stability, and safeguarding of packaged products.
Q:What are the advantages of using heat-resistant steel round bars?
Heat-resistant steel round bars have several advantages. Firstly, they are designed specifically to maintain their mechanical properties even in high temperatures. This means they can remain strong and structurally sound in extreme heat conditions. Secondly, these round bars have exceptional resistance to corrosion. This makes them highly durable and suitable for environments where they may come into contact with corrosive substances or chemicals. Their resistance to corrosion ensures a longer lifespan and reduces the need for frequent maintenance or replacement. Additionally, heat-resistant steel round bars have superior thermal conductivity. This allows them to efficiently transfer heat, which is beneficial in industries like power generation or petrochemicals where heat transfer is crucial. Using heat-resistant steel round bars guarantees optimal performance and energy efficiency. Furthermore, these round bars offer excellent dimensional stability. Even when exposed to high temperatures, they retain their shape and size without warping or deforming. This is particularly important in applications that require precise measurements and tight tolerances. Lastly, heat-resistant steel round bars come in various sizes and grades, offering versatility in their applications. They can be used in industries such as aerospace, automotive, construction, and manufacturing, where high temperatures are involved. In conclusion, the advantages of using heat-resistant steel round bars include their ability to withstand high temperatures, resistance to corrosion, superior thermal conductivity, dimensional stability, and versatility in applications. These benefits make them an ideal choice for industries that require materials to perform reliably under extreme heat conditions.
Q:What are the different grades of steel round bars available?
There are several grades of steel round bars available, including low carbon steel (mild steel), medium carbon steel, high carbon steel, alloy steel, stainless steel, and tool steel. Each grade has specific properties and characteristics that make them suitable for different applications and industries.
Q:What are the advantages of using niobium-alloy steel round bars?
There are several advantages to using niobium-alloy steel round bars. Firstly, niobium-alloy steel has excellent strength and toughness properties. The addition of niobium to the steel increases its strength while maintaining its ductility, making it ideal for applications that require high strength and durability. This allows niobium-alloy steel round bars to withstand heavy loads and shocks without deforming or breaking easily. Secondly, niobium-alloy steel has a high resistance to corrosion. This makes it suitable for use in harsh environments where exposure to moisture, chemicals, or corrosive substances is common. The corrosion resistance of niobium-alloy steel ensures that the round bars will remain intact and retain their structural integrity over time, reducing the need for frequent replacements and maintenance. Additionally, niobium-alloy steel has excellent weldability and formability. It can be easily welded and fabricated into various shapes and sizes, making it adaptable to different manufacturing processes and applications. This versatility allows for the production of custom-designed round bars that meet specific project requirements. Moreover, niobium-alloy steel has good heat resistance properties. It can withstand high temperatures without losing its strength or undergoing significant changes in its mechanical properties. This makes it suitable for applications that involve exposure to extreme heat or thermal cycling, such as in the aerospace or automotive industries. Furthermore, niobium-alloy steel is known for its excellent fatigue resistance. It has a high endurance limit, which means it can withstand repeated loading and unloading cycles without experiencing fatigue failure. This makes niobium-alloy steel round bars ideal for applications that involve dynamic or cyclic loading, such as in structural components or machinery. In conclusion, the advantages of using niobium-alloy steel round bars include high strength, corrosion resistance, weldability, formability, heat resistance, and fatigue resistance. These properties make niobium-alloy steel a reliable and cost-effective choice for various industries and applications.

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