• Gear Steel 20CrMnTi Forged Round Steel Bar System 1
  • Gear Steel 20CrMnTi Forged Round Steel Bar System 2
  • Gear Steel 20CrMnTi Forged Round Steel Bar System 3
  • Gear Steel 20CrMnTi Forged Round Steel Bar System 4
  • Gear Steel 20CrMnTi Forged Round Steel Bar System 5
  • Gear Steel 20CrMnTi Forged Round Steel Bar System 6
Gear Steel 20CrMnTi Forged Round Steel Bar

Gear Steel 20CrMnTi Forged Round Steel Bar

Ref Price:
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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
100 m.t.
Supply Capability:
50000 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:
16-300MM
Length:
6-12MM
Net Weight:
2MT

Gear Steel 20CrMnTi Forged Round Steel Bar 

 

Product Description of Gear Steel 20CrMnTi Forged Round Steel Bar 

1. Steel grade: 20CrMnTi

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 High Quality Carbon Structural Steel Round Bar CK45 

Material

       20CrMnTi

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 Gear Steel 20CrMnTi Forged Round Steel Bar 

C

Si

Mn

Cr

Ni

Cu

0.42~0.47

0.17~0.37

0.35~0.65

≤0.25

≤0.30

≤0.25

 

Photo Show of Gear Steel 20CrMnTi Forged Round Steel Bar 

Gear Steel 20CrMnTi Forged Round Steel 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 Gear Steel 20CrMnTi Forged Round Steel 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.

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: How are steel round bars stored and transported?
Steel round bars are typically stored in warehouses or storage facilities. They are often stacked horizontally on racks or placed in designated storage areas. To prevent damage and ensure easy accessibility, bars of different sizes or grades are segregated and labeled accordingly. When it comes to transportation, steel round bars are commonly loaded onto flatbed trucks or shipping containers, depending on the quantity and distance of the shipment. To prevent movement and potential damage during transit, bars are secured using straps or other fastening methods. Additionally, protective coatings or wrapping materials may be applied to safeguard against corrosion or moisture. Overall, proper storage and transportation practices are crucial to maintain the quality and integrity of steel round bars.
Q: What are the different types of steel round bar coatings used in the oil and gas industry?
Various coatings are commonly utilized in the oil and gas industry to enhance the durability and corrosion resistance of steel round bars. These coatings are essential for protecting the steel from the harsh conditions faced in oil and gas production, transportation, and refining processes. 1. Galvanized Coating: To enhance corrosion resistance, a layer of zinc is applied to the steel round bar through galvanization. This coating effectively safeguards the steel against moisture, chemicals, and exposure to the elements. Galvanized coatings find extensive usage in pipelines, offshore platforms, and storage tanks within the oil and gas industry. 2. Fusion Bonded Epoxy (FBE) Coating: FBE coating involves applying a thermosetting epoxy powder coating to the steel round bar using electrostatic spray. The coating is then fused with heat to form a robust, long-lasting, and corrosion-resistant layer. FBE coatings are widely employed in pipelines, valves, and fittings, providing excellent protection against corrosion, abrasion, and chemicals. 3. Polyethylene (PE) Coating: The application of a polyethylene layer to the steel round bar through extrusion or wrapping methods is known as PE coating. This coating is commonly utilized in oil and gas industry pipelines due to its exceptional resistance to corrosion, chemicals, and impact. Additionally, PE coatings are renowned for their flexibility, enabling the coated bars to withstand ground movement and temperature fluctuations. 4. Polypropylene (PP) Coating: Similar to PE coating, PP coating employs polypropylene instead. PP coatings offer comparable benefits to PE coatings, including corrosion resistance, chemical resistance, and flexibility. They are frequently employed in pipelines within the oil and gas industry, particularly in areas with higher temperatures or where chemical resistance is crucial. 5. Zinc-Nickel Coating: Zinc-nickel coatings involve electroplating a layer of zinc-nickel alloy onto the steel round bar. This coating provides outstanding corrosion protection, even in demanding environments such as offshore installations or high-salinity areas. Zinc-nickel coatings excel in both corrosion and abrasion resistance, making them highly suitable for diverse oil and gas applications. Overall, the utilization of these various steel round bar coatings plays a vital role in preserving the integrity and longevity of equipment and infrastructure in the oil and gas industry. They ensure that the steel bars can endure the challenging conditions encountered during exploration, production, and transportation, thereby reducing maintenance requirements and enhancing safety and reliability.
Q: 40CrMo what is the round steel material?
Requirements for the manufacture of 35CrMo steel with higher strength and conditioning section large forgings, such as locomotive traction gears, with supercharger drive gear, the rear axle, the connecting rod and the spring load greatly clip, 2000m can also be used for the following deep oil drill pipe joints and fishing tools etc..
Q: Are steel round bars suitable for the production of springs?
Yes, steel round bars are suitable for the production of springs. Steel round bars are commonly used in the manufacturing of springs due to their high strength, durability, and ability to withstand heavy loads and repeated stress. They provide the necessary rigidity and flexibility required for effective spring functioning. Additionally, steel round bars can be easily shaped and manipulated into various spring designs, making them a preferred choice in the production of springs.
Q: Difference between round bar and threaded steel in use.
The rebar is much higher than the ordinary, and the low carbon steel rounds are much higher. The heat treated steel is much stronger than the low carbon round steel, nearly twice or even higher.
Q: Can steel round bars be used for making universal joints?
Yes, steel round bars can be used for making universal joints. Steel round bars are commonly used in the manufacturing of universal joints due to their strength, durability, and ability to handle high torque and rotational forces.
Q: What are the different types of steel round bar alloys used in the aerospace industry?
In the aerospace industry, various steel round bar alloys are commonly used to meet the specific demands of different applications. These alloys have been specifically designed to meet the rigorous requirements of the aerospace sector, including the need for high strength, corrosion resistance, and lightweight properties. 1. Stainless Steel: Among the alloys used in aerospace applications, stainless steel stands out as one of the most popular choices. It possesses excellent corrosion resistance, high strength, and good heat resistance. Aircraft components like landing gear, fasteners, and engine parts often employ this alloy. 2. Titanium Alloy: Due to its exceptional strength-to-weight ratio, titanium alloys find widespread use in the aerospace industry. They offer excellent corrosion resistance, good fatigue strength, and can withstand high temperatures. Aircraft frames, engine components, and landing gear often utilize titanium alloys. 3. Aluminum Alloy: Aerospace applications benefit from the lightweight nature and excellent mechanical properties of aluminum alloys. These alloys possess good corrosion resistance and are commonly used in aircraft structures, wings, and fuselage components. 4. Nickel Alloy: Known for their high strength and exceptional resistance to extreme temperatures, nickel alloys are frequently employed in aerospace applications. They are critical in environments requiring resistance to heat, wear, and corrosion, such as turbine engines and exhaust systems. 5. High-Strength Low-Alloy (HSLA) Steel: HSLA steels are renowned for their high strength and weldability. They offer good toughness and impact resistance, making them ideal for aerospace applications where durability and strength are essential, such as in landing gear and structural components. In summary, the aerospace industry employs a combination of these steel round bar alloys to cater to the specific requirements of different components and applications. Each alloy possesses unique properties that render it suitable for specific aerospace applications, ensuring the safety, reliability, and performance of aircraft in the demanding aerospace environment.
Q: What are the common defects found in steel round bars?
Some common defects found in steel round bars include surface cracks, internal voids or inclusions, dimensional variations, and improper heat treatment. Other defects may include decarburization, surface scaling, or surface pitting. These defects can affect the mechanical properties and performance of the steel bars, potentially leading to reduced strength, brittleness, or failure under stress. Regular quality control and inspection processes are necessary to identify and address these defects to ensure the integrity and reliability of the steel round bars.
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: Are steel round bars suitable for use in the construction of bridges?
Yes, steel round bars are suitable for use in the construction of bridges. Steel round bars offer high tensile strength, durability, and flexibility, making them ideal for withstanding heavy loads and structural demands. They also provide excellent resistance to corrosion, ensuring longevity and structural integrity. Additionally, steel round bars can be easily fabricated and installed, making them a cost-effective choice for bridge construction projects.

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