Hot Rolled / Cold Drawn Alloy Steel 4140 Bar 20-600mm Bar With Machining Services Cut To Length
Alloy Steel 4140 Bar 20-600mm Bar
Product name: Alloy Steel Bar
Diameter range: 20-600mm customizable
Grade: 4140
Process: hot rolling cold drawing forging
Heat treatment process: normalizing tempering quenching quenching and tempering, etc.
Length: 6 meters or customized length
Supply quantity: 2000 tons per month
4140 bar is a medium carbon alloy steel with high hardenability.
Widely used in parts manufacturing, 4140 steel also has good fatigue resistance and impact resistance after heat treatment.
EDEST STEEL has various diameters of 4140 steel bars to meet market demand
4140 bar application
4140 alloy steel is a high-strength, high-toughness, corrosion-resistant alloy steel with excellent mechanical properties and processing properties
Widely used in aviation, aerospace, petroleum, chemical, electric power, automobile and other fields
Typical applications of 4140 bar round steel bars include:
Gears
Drill rods
Shaft components
Bolts
Firearm components
Spindles
Engine components
Large structural parts
Mechanical properties of 4140 alloy steel
Tensile strength σb (MPa): ≥1080 (110)
Yield strength σs (MPa): ≥930 (95)
Elongation δ5 (%): ≥12
Area shrinkage ψ (%): ≥45
Impact energy Akv (J): ≥63
Impact toughness value αkv (J/cm2): ≥78 (8)
Hardness: ≤217HB
4140 alloy steel bar stock size table
| 4140 alloy steel bar stock size table | |||||
| Grade | Size(Diameter mm) | ||||
| 4140 | 38 | 42 | 45 | 50 | 60 |
| 4140 | 80 | 90 | 95 | 110 | 120 |
| 4140 | 150 | 160 | 180 | 200 | 220 |
| 4140 | 250 | 280 | 300 | 350 | 380 |
| 4140 | 400 | 420 | 450 | ||
Alloy Steel Bar/Steel Bar Product Display
Machining Center
We have our own workshop, we can supply one stop service:
1. Blasting Machine Cleaning The Steel Surface
2. Fiber Machine Cutting The Plate As The CAD Drawings
3. Bending Machine
4. Drill Machine Drill The Holes.
5. Laser & Punch
6. Laser Cutting
7. Folding
8. Insert Installation
9. Fabrication
10. Assembly
Manufacturing capacity
EDEST STEEL have more than ten years stainless steel products exporting experience, with full range of product lines, including stainless steel bars, profiles, pipes and tubes, stainless steel strips and sheets etc. We have rofessional sales and service teams with our own processing center, enough inventory to make sure fast delivery, products can also be customized. We're aiming to provide customer a One-stop service.
Our commitment
our price may not be the lowest, but we adhere to the "quality first, service first" Our price is reasonable, we will be your most satisfied supplier in China
If you have any questions, please feel free to contact us! We are committed to providing you with the best products at the most reasonable prices, always providing our best service.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


