• Grade SAE1008 CNBM Alloy Steel Round Bar System 1
  • Grade SAE1008 CNBM Alloy Steel Round Bar System 2
  • Grade SAE1008 CNBM Alloy Steel Round Bar System 3
  • Grade SAE1008 CNBM Alloy Steel Round Bar System 4
  • Grade SAE1008 CNBM Alloy Steel Round Bar System 5
  • Grade SAE1008 CNBM Alloy Steel Round Bar System 6
Grade SAE1008 CNBM Alloy Steel Round Bar

Grade SAE1008 CNBM Alloy Steel Round Bar

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
3 m.t
Supply Capability:
10000 m.t/month

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Item specifice

Type:
Carbon Steel
Shape:
Steel Round Bar

Specification of Round Bar

Diameter: 4mm - 800mm

Length: Max 12m

Heat Treatment: Normalizing, Annealing, Tempering, Quenching

 

Chemical Composition

C

Si

Mn

P

S

Cr

Ni

Cu

0.47~0.55

0.17~0.37

0.50~0.80

≤0.035

≤0.035

≤0.15

≤0.25

≤0.25

 

Our Featured Products

Description

Alloy Steel / Carbon Steel / Spring Steel, Bearing Steel

Alloy Steel

ASTM

 1320, 1330, 1335, 1340, 1345, TS14B35, 50B46H,

 50B44, 5115, 5120, 5130, 5132, 5140, 5145, A-387Cr.B

 4119, 4125, 4130, 4140, 4135, 6120, 6140, 6150, 5152

 3140H, 3316, 3325, 3330, 80B20, 4340, 50B40

DIN

 20Mn5, 30Mn5, 36Mn5, 46Mn7, 20MnV6, 37MnSi5

 46MnSi4, 15Cr3, 20Cr4, 28Cr4, 34Cr4, 41Cr4, 13CrMo44

 16CrMo44, 20CrMo44, 25CrMo4, 42CrMo4, 34CrMo4

 13CrMoV42, 22CrV4, 42CrV6, 50CrV4, 40NiCr6, 20NiCr14

 28NiCr10, 41CrAlMo07, 40NiCrMo22, 34CrNiMo6

JIS

 SMn420, SMn433H, SMn438H, SMn443, SCr415H, SCr420H

 SCr430(H), SCr440, SCr445, STC42, STT42, STB42, SCM420

 SCM440, SCM435, SUP10, SUP9, SNC236, SNC631, SAC645

Carbon Steel

ASTM

 1005,1006,1008,1010,1015,1020,1025,1030,1035, 1040

 1045, 1050, 1055, 1060, 1065, 1070, 1080, 1084,

DIN

 C10, C15, C22, C35, C45, C60, Ck25, Ck35, Ck40,Ck45, Ck50

 Ck53, 14Mn4, 30Mn4, 40Mn4

JIS

 S09CK, S9CK, S10C, S15C - S53C

Spring Steel

ASTM

 1060, C1085, 1084, 1566, 9255, 9260, 9260H, 6150

DIN

 C60, 55Si7, 65Si7, 50CrV4, 60SiCr7

JIS

 S58C, SUP3, SUP6, SUP7, SUP10

Bearing Steel

ASTM

 sae 52100

DIN

 100Cr6

JIS

 suj 2

Standard

 GB/T799,ASTM A29,A108,A321,A575,BS970,DIN1652,JIS G4051

Section shape

 Round Bar, Square Bar, Wire Rod, Flat Bar, Angle Bar, Tube /Pipe

Surface

 Black, Polished, Coated, Galvanized

Specifications

 Round bar

 Diameter: 4mm - 800mm

 Angle bar 

 Size: 3mm*20mm*20mm - 12mm*800mm*800mm

 Square bar

 Size: 4mm*4mm - 100mm*100mm

 Flat bar

 Thickness: 2mm- 100mm

 Width:10mm - 500mm

 Hexagonal

 Size: 4mm - 800mm

Length

 2m, 4m, 5.8m, 6m, 11.8m, 12m or as required.

Trade terms

 Payment terms

 30% T/T Deposit, 70%T/T before Delivery

 L/C at Sight

 Price terms

 FOB,CIF,CFR,EXW

Package

 Bundled, wooden box for export standard package.

 Export to

 Ireland,Singapore,Indonesia,Ukraine,Saudi Arabia,Spain,

 USA,Brazil,Thailand,Korea,Italy,India,Egypt,Oman,Malaysia,

 Kuwait,Canada, Viet Nam, Peru,Mexico,Dubai, Russia,etc

Delivery Time

 About 30-40 days

 According to QTY

 

Usage and Applications of Round Bar

1. Chinese standard steel bar is often used where large amounts of steel need to be formed, for example as structural steel.

2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.

3. Steel round bar is used in construction and a large number of architectural and engineering structures.

 

Packaging & Delivery of Round Bar

Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)

Delivery Detail: 15~45 days

Trade terms: FOB, CFR, CIF

 Weight: Theprice invoicing on theoretical weight basis or actual weight basis depends on customer’s request.

Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.

Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.

 

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Q4: What makes stainless steel stainless?

A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.

Q5: Can stainless steel rust?

A5: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.

Grade SAE1008 CNBM Alloy Steel Round Bar

Grade SAE1008 CNBM Alloy Steel Round Bar

Q:What are the main characteristics of creep-resistant steel?
Creep-resistant steel, characterized by its high resistance to deformation caused by prolonged exposure to high temperatures and stress, possesses several key features: 1. It can withstand extremely high temperatures without significant deformation, making it ideal for applications in power plants, boilers, and gas turbines, where materials are exposed to elevated temperatures for extended periods. 2. It exhibits excellent mechanical properties, including high tensile strength and toughness, enabling it to endure stress and pressure, even at high temperatures. 3. It is highly resistant to corrosion and oxidation, owing to its alloying with elements like chromium, molybdenum, and nickel. This makes it suitable for use in environments with moisture, chemicals, and gases. 4. It maintains its shape and size under prolonged exposure to high temperatures and stress, ensuring dimensional stability and preserving the integrity of structures or components. 5. Its combination of high temperature resistance, strength, and corrosion resistance contributes to its durability and longevity, reducing the need for frequent maintenance and replacement. This improves the overall efficiency and cost-effectiveness of applications relying on creep-resistant steel. In conclusion, creep-resistant steel is specifically designed to endure the challenging conditions of high temperatures and stress, making it the preferred choice in industries prioritizing reliability and safety.
Q:What are the main applications of special steel in the defense aircraft?
Special steels are used in defense aircraft for various critical applications such as manufacturing aircraft components, structures, and armor. These steels possess exceptional strength, durability, and resistance to corrosion and heat, making them suitable for challenging environments. Special steels find applications in components like landing gears, engine parts, rotor blades, and missile systems, where their high performance and reliability are essential for ensuring the safety and effectiveness of defense aircraft.
Q:Can special steel be used in aerospace turbine components?
Yes, special steel can be used in aerospace turbine components. Special steel alloys, such as nickel-based superalloys, are commonly used in the manufacturing of turbine blades and other critical components in aerospace engines. These alloys possess high strength, excellent corrosion resistance, and can withstand extreme temperatures and stress conditions, making them suitable for the demanding environment of aerospace turbines.
Q:What are the different types of bearing steel?
There are several different types of bearing steel, including carbon steel, stainless steel, and chrome steel.
Q:Can special steel be used for precision instruments?
Yes, special steel can be used for precision instruments. Special steels, such as high-speed steel or tool steel, possess excellent properties like high hardness, wear resistance, and dimensional stability. These qualities make them suitable for manufacturing precision instruments that require accuracy and durability, such as surgical tools, measuring equipment, or watch components.
Q:How does tungsten contribute to the properties of special steel?
Tungsten contributes to the properties of special steel by improving its hardness, strength, and resistance to wear and corrosion. It also enhances the steel's ability to retain its shape and withstand high temperatures, making it suitable for various industrial applications such as cutting tools, electrical contacts, and parts for aerospace and automotive industries.
Q:How does special steel contribute to the manufacturing of bearings?
The importance of special steel in bearing manufacturing cannot be overstated. This type of steel, also known as bearing steel, is specifically designed to meet the demanding requirements of bearings. First and foremost, special steel offers exceptional hardness, which is crucial for bearings to endure heavy loads and high-speed rotations. This hardness allows the bearings to resist wear and deformation, resulting in a longer lifespan and reliable performance. In addition, special steel possesses excellent corrosion resistance. Bearings often operate in harsh environments where they are exposed to moisture, chemicals, and other corrosive substances. The special steel used in their production effectively prevents rust and deterioration, ensuring that the bearings can withstand these challenging conditions. Furthermore, special steel has superior heat resistance and thermal stability. Bearings can generate significant heat during operation due to friction and pressure. The special steel used in their production can withstand high temperatures without losing its structural integrity, preventing premature failure and ensuring consistent performance. Moreover, special steel offers exceptional strength and toughness. These properties are vital for bearings to withstand the intense forces and impacts they experience during operation. The high strength and toughness of the steel prevent fractures, breakages, and other forms of damage, contributing to the overall durability and reliability of the bearings. Lastly, special steel has excellent dimensional stability and machinability. This allows for precise manufacturing and shaping of the bearing components, ensuring accurate dimensions and smooth surfaces. The dimensional stability of the steel ensures that the bearings can maintain their proper fit and alignment within the machinery, minimizing any potential issues or malfunctions. In conclusion, the unique properties of special steel make it indispensable in bearing manufacturing. Its hardness, corrosion resistance, heat resistance, strength, toughness, dimensional stability, and machinability enable bearings to withstand various challenging conditions, ensuring their reliable and efficient operation in a wide range of applications.
Q:What are the main factors affecting the toughness of special steel?
The main factors affecting the toughness of special steel are its composition, microstructure, and heat treatment. Composition plays a crucial role in determining the toughness of special steel. The presence of certain alloying elements such as chromium, molybdenum, nickel, and vanadium can enhance the toughness of steel. These elements form solid solutions or precipitates in the steel matrix, which impede the propagation of cracks and improve the material's resistance to fracture. Microstructure also plays a significant role in determining the toughness of special steel. The size, shape, and distribution of the various phases in the steel, such as ferrite, pearlite, bainite, and martensite, affect its toughness. Fine-grained microstructures typically exhibit higher toughness due to their increased resistance to crack propagation. Heat treatment is another essential factor in controlling the toughness of special steel. The process of heating and cooling the steel can modify its microstructure, altering its toughness. Quenching, tempering, and annealing are common heat treatments used to improve the toughness of steel. Quenching and tempering, for example, can produce a microstructure with a desirable balance of hardness and toughness. Other factors that can affect the toughness of special steel include the presence of impurities, non-metallic inclusions, and the presence of residual stresses. Impurities and inclusions can act as stress concentrators and reduce the toughness of the steel. Residual stresses, which can arise during manufacturing processes, can also impact the toughness of the material by creating regions of high stress that can initiate crack formation. In summary, the composition, microstructure, heat treatment, presence of impurities and inclusions, and residual stresses are the main factors affecting the toughness of special steel. Understanding and controlling these factors are crucial for optimizing the toughness and performance of special steels in various applications.
Q:Can special steel be used in the plumbing industry?
Yes, special steel can be used in the plumbing industry. It is often used in the manufacturing of pipes, fittings, and other components due to its high strength, corrosion resistance, and durability. Special steel, such as stainless steel or galvanized steel, is preferred for plumbing applications where longevity and resistance to corrosion are desired.
Q:How does special steel perform in aerospace applications?
Special steel performs exceptionally well in aerospace applications due to its unique properties. It possesses high strength, excellent corrosion resistance, and exceptional heat resistance, making it ideal for manufacturing critical components such as turbine blades, landing gear, and structural frameworks. The use of special steel ensures the durability and safety of aerospace systems, enabling them to withstand extreme conditions, such as high temperatures and pressure, encountered during flight.

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