About Chromoly Steel Price per kg
Chromoly steel refers to chromium-molybdenum alloy steel widely used in critical engineering applications due to its exceptional strength-to-weight ratio and fatigue resistance.
AISI 4130 chromoly steel contains carefully balanced amounts of chromium and molybdenum, providing improved hardenability, wear resistance, and elevated temperature performance.
Siddhgiri Overseas supplies premium quality chromoly steel products manufactured according to international standards with complete material traceability and inspection support.
The material is extensively used in aerospace, motorsport, structural fabrication, industrial machinery, and pressure equipment applications requiring reliable mechanical performance.
Material Selection Guidance
The selection of chromoly steel depends upon dimensions, supply condition, heat treatment requirements, manufacturing process, and application environment. Material specifications and testing requirements play an important role in product selection.
Why Buyers Choose Siddhgiri Overseas
Quality Assurance
Supplied with inspection reports and complete material traceability.
Wide Product Range
Available in multiple forms and supply conditions.
Reliable Supply
Secure packaging and efficient order processing support.
h2>4130 Chromoly Steel Specifications| Parameter | Details |
|---|---|
| Material Grade | AISI 4130 / UNS G41300 / 1.7218 |
| Common Names | 4130 Chromoly, Chrome Moly Steel, Cr-Mo Steel |
| Standards | AISI/SAE 4130, ASTM Specifications |
| Features | High Strength, Good Weldability, Toughness and Fatigue Resistance |
| Supply Forms | Pipe, Tube, Bar, Plate and Forged Components |
| Applications | Aerospace, Structural, Industrial and Mechanical Engineering |
4130 Chromoly Steel Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.28 – 0.33 |
| Silicon (Si) | 0.15 – 0.30 |
| Manganese (Mn) | 0.40 – 0.60 |
| Chromium (Cr) | 0.80 – 1.10 |
| Molybdenum (Mo) | 0.15 – 0.25 |
| Phosphorus (P) | 0.035 Max |
| Sulfur (S) | 0.040 Max |
| Iron (Fe) | Balance |
AISI 4130 Mechanical Properties
| Property | Value |
|---|---|
| Yield Strength | 460 MPa |
| Tensile Strength | 560 MPa |
| Elongation | 21.5% |
| Hardness | 95 HRB Max |
| Density | 7.85 g/cm³ |
| Melting Point | 1432°C |
4130 Equivalent Material
| Standard | Equivalent Grade |
|---|---|
| UNS | G41300 |
| DIN/WNR | 1.7218 |
| EN | 25CrMo4 |
| JIS | SCM430 |
Information Tabs
Chromoly steel is widely used in aerospace structures, motorsport fabrication, industrial machinery, pressure equipment, and structural engineering applications.
Available in multiple forms including pipes, tubes, bars, plates, and custom machined components.
Provide dimensions, quantity, certification requirements, and material condition for accurate quotation support.
Quality Testing and Inspection
- Chemical Analysis
- Mechanical Testing
- Positive Material Identification (PMI)
- Hardness Testing
- Hydrostatic Testing
- Ultrasonic Testing
- Visual Inspection
- Third Party Inspection
- EN 10204 3.1 Certification
Applications of 4130 Chromoly Steel
- Aerospace Components
- Aircraft Structures
- Roll Cage Fabrication
- Race Car Chassis
- Industrial Machinery
- Hydraulic Systems
- Pressure Equipment
- Structural Engineering
Frequently Asked Questions
What is 4130 chromoly steel?
4130 chromoly steel is a chromium-molybdenum alloy steel known for high strength, toughness, and weldability.
What are the advantages of AISI 4130 steel?
AISI 4130 offers excellent strength-to-weight ratio, fatigue resistance, machinability, and heat treatment response.
Can 4130 steel be welded?
Yes, 4130 steel offers good weldability when proper welding procedures are followed.
Do you provide inspection certificates?
Yes, material test certificates and inspection documentation are available upon request.