SCM435 Steel Parts Manufacturing

High-strength chromium-molybdenum steel for automotive and machinery applications

Professional CNC machining services for SCM435 steel parts with excellent strength, toughness, and wear resistance. Perfect for automotive components, machinery parts, and industrial applications requiring superior mechanical properties.

  • •High strength & toughness
  • •Excellent wear resistance
  • •Good machinability
  • •Automotive grade steel
SCM435 Steel Parts Manufacturing | Automotive & Machinery Grade

SCM435 Steel Alloy Overview

SCM435 is a chromium-molybdenum steel alloy that offers an excellent balance of strength, toughness, and machinability. This medium-carbon steel is widely used in automotive and machinery applications where high strength and good wear resistance are required.

  • •Chromium-molybdenum alloy
  • •Medium carbon content
  • •Excellent strength-to-weight ratio
  • •Superior wear resistance
  • •Automotive industry standard

Chemical Composition & Grade

ElementValue
Carbon (C)0.33-0.38%
Silicon (Si)0.15-0.35%
Manganese (Mn)0.60-0.85%
Phosphorus (P)≤0.030%
Sulfur (S)≤0.030%
Chromium (Cr)0.90-1.20%
Molybdenum (Mo)0.15-0.30%

Mechanical Properties & Performance

Mechanical Properties

  • •Tensile Strength: 490-640 MPa
  • •Yield Strength: ≥245 MPa
  • •Elongation: ≥20%
  • •Hardness (HRC): 15-25
  • •Impact Strength: ≥27 J

Physical Properties

  • •Density: 7.85 g/cm³
  • •Melting Point: 1420-1460°C
  • •Thermal Conductivity: 42 W/m·K
  • •Modulus of Elasticity: 200 GPa
  • •Poisson's Ratio: 0.30

SCM435 Steel Characteristics

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Strength & Durability

SCM435 offers excellent strength characteristics with good toughness, making it suitable for high-stress applications in automotive and machinery industries.

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Wear Resistance

The chromium and molybdenum content provides superior wear resistance, making SCM435 ideal for components subject to friction and abrasion.

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Machinability

SCM435 exhibits good machinability, allowing for efficient CNC machining operations while maintaining dimensional accuracy and surface finish quality.

Manufacturing Capabilities & Processes

Precision CNC Milling

Advanced milling operations for complex SCM435 steel geometries

Capabilities:

  • •±0.01mm tolerance
  • •Complex shapes
  • •High-speed cutting
  • •Multi-axis machining

CNC Turning & Boring

Precision turning operations for cylindrical SCM435 components

Capabilities:

  • •±0.005mm tolerance
  • •Thread cutting
  • •Deep hole boring
  • •Surface finishing

Heat Treatment

Specialized heat treatment processes for SCM435 steel optimization

Capabilities:

  • •Quenching & tempering
  • •Case hardening
  • •Stress relieving
  • •Hardness control

Surface Finishing

Various surface treatments to enhance SCM435 performance

Capabilities:

  • •Grinding
  • •Polishing
  • •Coating
  • •Nitriding

Applications & Industry Uses

Automotive

Critical automotive components requiring high strength and wear resistance

  • • Engine components
  • • Transmission parts
  • • Suspension systems
  • • Brake components

Machinery & Equipment

Industrial machinery parts that need durability and precision

  • • Gears and shafts
  • • Hydraulic components
  • • Tool holders
  • • Machine frames

Construction

Construction equipment and structural components

  • • Excavator parts
  • • Crane components
  • • Structural supports
  • • Fasteners

Oil & Gas

Oil and gas industry components requiring strength and corrosion resistance

  • • Valve bodies
  • • Pump components
  • • Pipeline fittings
  • • Drilling equipment

Why Choose Our SCM435 Manufacturing

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Steel Expertise

Deep understanding of SCM435 properties and optimal machining parameters

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Quality Control

Comprehensive testing and inspection procedures for reliable parts

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Heat Treatment

In-house heat treatment capabilities for SCM435 optimization

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Precision Manufacturing

Advanced CNC equipment ensuring consistent quality and tight tolerances

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Industry Experience

Extensive experience in automotive and machinery applications

Quality Assurance & Standards

✓ JIS G4105 SCM435 specification compliance
✓ ISO 9001:2015 certified manufacturing
✓ Material traceability and certification
✓ Dimensional inspection and verification
✓ Mechanical property testing

Frequently Asked Questions

What is SCM435 material?
SCM435 is a chromium-molybdenum steel alloy with a medium carbon content (0.33-0.38% C). It contains chromium (0.90-1.20%) and molybdenum (0.15-0.30%) as primary alloying elements. This steel offers excellent strength, toughness, and wear resistance, making it widely used in automotive components, machinery parts, and industrial applications where high mechanical properties are required.
What is the difference between SCM 435 and 440?
The main differences are in their carbon content and mechanical properties. SCM435 has a carbon content of 0.33-0.38%, while SCM440 has a higher carbon content of 0.38-0.43%. This results in SCM440 having higher strength and hardness but lower ductility compared to SCM435. SCM435 offers better machinability and toughness, making it more suitable for applications requiring good formability and impact resistance.
Is SCM 435 steel good?
Yes, SCM435 is an excellent steel alloy for many applications. It offers a good balance of strength, toughness, and machinability. The chromium and molybdenum content provides superior wear resistance and corrosion resistance compared to plain carbon steels. SCM435 is widely used in automotive and machinery industries due to its reliable performance, good weldability, and cost-effectiveness for medium to high-strength applications.
What is the hardness of SCM435 HRC?
The hardness of SCM435 typically ranges from 15-25 HRC (Rockwell C) in its normalized or annealed condition. However, the hardness can be significantly increased through heat treatment processes such as quenching and tempering. After proper heat treatment, SCM435 can achieve hardness values of 30-45 HRC, depending on the specific heat treatment cycle and desired mechanical properties for the application.

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