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65Mn Tempered Treated Spring Steel Coil and Strip 0.8-8mm Thick for High Strength Applications
Product Details
| Thickness Range | 0.3mm-2.5mm | Thickness Tolerance | +/-0.015mm |
|---|---|---|---|
| Width Range | 10mm-900mm | Coil Weight | 0.1~3.5MT |
| Inner Diameter | 200mm/500mm | Steel Grade | 65Mn,50CrV,60Si2MnA,62Si2MnA |
| Tensile Strength | 825~925 MPA (65Mn) | Yield Strength | 520~690 MPA (65Mn) |
| Elongation | 14~21.5% (65Mn) | Reduction Area | More Than 10% (65Mn) |
| Hardness | 240~270HB (65Mn) | Carbon Content | 0.62~0.70% (65Mn) |
| Silicon Content | 0.17~0.37% (65Mn) | Manganese Content | 0.90~1.20% (65Mn) |
| Delivery State | Surface Polishing+Blueing | ||
| Highlight | 65Mn Spring Steel Coil,Tempered Treated Spring Steel Strip,0.8-8mm Thick Cold Rolled Steel Strip |
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Product Description
65Mn 1066 Spring Steel Coil & Strip
High-quality tempered spring steel strip available in thickness range of 0.8-8mm, featuring excellent strength and durability for demanding industrial applications.
Product Specifications
- Material Grade: 65Mn Spring Steel
- Available Types: Bright Steel Strip, Black Annealed Steel Strip, Cold Hardened Steel Strip
- Thickness Range: 0.3mm - 2.5mm (±0.015mm tolerance)
- Width Range: 10mm - 900mm
- Inner Diameter: 200mm / 500mm (slit edge: 508mm)
- Coil Weight: 0.1 - 3.5 MT
- Hardness: HRC 40
- Surface Finish: Surface Polishing + Blueing
Available Steel Grades
65Mn, 50CrV, 60Si2MnA, 62Si2MnA
Industrial Applications
- Appliances components
- Automotive and motorcycle parts
- Watches and precision instruments
- Optical communication components
- Medical equipment parts
- Motor shaft components
- Laser printer parts
- Office supplies components
- Sanitary products
Packaging Specifications
Mill Edge: 4 steel strapping + 2 wire rod through coil eye, 1 steel strapping on circumference; 3-4 strips bundled per package (max 3MT)
Slit Edge: 6 steel strapping through coil eye, 1 steel strapping on circumference; 3-4 strips bundled with edge protection (max 3MT)
Additional packaging available with greaseproof paper and metal corner protectors
Slit Edge: 6 steel strapping through coil eye, 1 steel strapping on circumference; 3-4 strips bundled with edge protection (max 3MT)
Additional packaging available with greaseproof paper and metal corner protectors
Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | Ni | Cu |
|---|---|---|---|---|---|---|---|---|
| 65Mn | 0.62-0.70 | 0.17-0.37 | 0.90-1.20 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | ≤0.25 |
| 50CrV | 0.46-0.54 | 0.17-0.37 | 0.50-0.80 | ≤0.030 | ≤0.030 | 0.80-1.10 | ≤0.35 | ≤0.25 |
| 60Si2MnA | 0.52-0.60 | 1.5-2.0 | 1.00-1.30 | ≤0.035 | ≤0.035 | ≤0.35 | ≤0.35 | ≤0.25 |
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation | Reduction of Area | Hardness |
|---|---|---|---|---|---|
| 65Mn | 825-925 | 520-690 | 14-21.5% | >10% | 240-270 HB |
| 50CrV | ≥1274 | ≥1274 | ≥10% | ≥40% | ≤321 HB |
| 60Si2MnA | ≥1372 | ≥1225 | ≥5% | ≥30% | ≤321 HB |
Minimum Order Quantity
20 MT per size
Note: Complete chemical composition and mechanical performance data provided with all orders.
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