SCM440 SCM415 SAE4140 Steel Round Bar /AISI 4140 Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 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,CE
Thickness:
as required
Length:
as required
Net Weight:
as required
SCM440 SCM415 SAE4140 Steel Round Bar /AISI 4140 Steels
1. Dia:12mm-300mm
2. Standard Performed: ASTM A29/A29M-04
3. Equal Standard:
America Standard: AISI4140
International Standard: 42CrMo4
Japan Standard: SCM440
Germany Standard: 42CrMo4
4. Chemical composition:
Grade | C | Si | Mn | P | S | Ni | Cr | Mo | Cu | Al |
AISI4140 | 0.38 0.41 | 0.15 0.35 | 0.85 1.00 | Max 0.015 | Max 0.040 | Max 0.25 | 0.80 1.10 | 0.15 0.25 | Max 0.35 | 0.012 0.030 |
5. Grade: ASTM A29 4140 42CrMo SCM440
Hardness:217HB
Tensile strength:1080(110)MPA
Yield strength: 930(95)MPA
Elogation: 12%
Reduction of area: 45%
AKV(impact value): 63J
- Q: Are steel round bars suitable for high-stress applications?
- Yes, steel round bars are suitable for high-stress applications. Steel round bars possess high tensile strength, durability, and resistance to deformation, making them ideal for withstanding heavy loads and intense pressure in various industries such as construction, manufacturing, and engineering. The robust nature of steel round bars ensures their suitability for high-stress applications.
- Q: Can steel round bars be used in the automotive manufacturing?
- Yes, steel round bars can be used in automotive manufacturing. Steel round bars are commonly used in the production of various automotive components such as axles, crankshafts, connecting rods, and suspension parts. They offer excellent strength, durability, and impact resistance, making them suitable for withstanding the rigorous demands of automotive applications. Additionally, steel round bars can be easily machined and fabricated to meet specific design requirements, ensuring precise and reliable performance in the automotive industry.
- Q: Can steel round bars be used for making heat exchangers?
- Yes, steel round bars can be used for making heat exchangers. Steel is a commonly used material for heat exchangers due to its good thermal conductivity, strength, and resistance to corrosion. Round bars can be machined and formed into the desired shape for the heat exchanger, providing structural integrity and efficient heat transfer.
- Q: What are the different finishes available for steel round bars?
- There are several different finishes available for steel round bars, including hot rolled, cold drawn, turned and polished, and coated finishes.
- Q: Can steel round bars be used for making suspension springs?
- Yes, steel round bars can be used for making suspension springs. Steel is a common material choice for suspension springs due to its strength, durability, and ability to withstand high loads and vibrations. Steel round bars can be readily shaped, tempered, and heat-treated to meet the specific requirements of suspension springs, providing necessary flexibility and resilience.
- Q: Can steel round bars be used in the pharmaceutical industry?
- No, steel round bars are not typically used in the pharmaceutical industry as they are not suitable for direct contact with pharmaceutical products due to potential contamination risks.
- Q: What are the different surface treatments available for tool steel round bars?
- Tool steel round bars can be enhanced in performance, durability, and overall quality through various surface treatments. Some common treatments include: 1. Nitriding: Exposing the tool steel to a nitrogen-rich environment at high temperatures forms a hard surface layer, improving wear resistance and reducing friction. 2. Coating: Coating the tool steel round bars with materials like titanium nitride (TiN), titanium carbonitride (TiCN), or chromium nitride (CrN) provides excellent wear, corrosion, and heat resistance. 3. Black oxide: A chemical treatment that forms a black oxide layer on the surface of the tool steel, improving corrosion resistance and reducing the risk of rusting. 4. Heat treatment: Heat treatment processes like annealing, tempering, or quenching can be applied to tool steel round bars to enhance hardness, strength, and toughness. 5. Surface grinding: By removing a thin layer of material from the tool steel's surface, surface grinding achieves a smooth and polished finish, enhancing aesthetics and reducing surface defects. 6. Shot peening: Propelling small metal or ceramic particles onto the tool steel surface at high velocity induces compressive stress, improving fatigue resistance and extending lifespan. 7. Electropolishing: Immersing the tool steel in an electrolyte bath and applying an electric current, electropolishing removes surface imperfections, enhances surface finish, and improves corrosion resistance. Choosing the appropriate surface treatment depends on the specific requirements and applications of tool steel round bars. Each treatment offers unique benefits, significantly enhancing performance and longevity.
- Q: Three - grade thread Phi 10 steel can replace a grade Phi 12 round bar? Which elder knows, trouble pointing.
- According to the substitution of steel bars, one method, equal strength substitution, equal area substitution and equal root substitution can be obtained by substitution. Three grades of thread Phi 10, steel replaced by a grade Phi 12 of the round steel, I think it may appear: does not meet the minimum reinforcement ratio requirements and reinforcement construction regulations. Don't change it for the best. But must change, must pass the design.
- Q: What are the tolerances for steel round bars?
- The tolerances for steel round bars typically depend on the specific industry standards and customer requirements. However, common tolerances for steel round bars include variations in diameter, straightness, length, and surface finish. These tolerances ensure that the steel round bars meet the desired specifications and can be effectively used in various applications.
- 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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SCM440 SCM415 SAE4140 Steel Round Bar /AISI 4140 Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 100000 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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