26 lines
1.3 KiB
Plaintext
26 lines
1.3 KiB
Plaintext
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---
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title: Cold-Rolled Low Carbon Steel Sheet for Stamping
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desc: Has good surface quality, shape, welding and mechanical processing performance, suitable for home appliance inner and outer panels and parts that have certain requirements for surface quality and processing performance.
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models:
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- Q/TB303-2008
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- DC01(O3), DC03(O3)
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spec:
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- 'Thickness: 0.35~2.0mm'
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- 'Width: 1000~1540mm'
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slug: '6'
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---
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## Chemical Composition
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| Grades | C | Mn | Si | P | S | Als | S |
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| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
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| DC01(O3) | ≤0.07 | ≤0.50 | ≤0.05 | ≤0.025 | ≤0.03 | ≥0.02 | - |
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| DC03(O3) | ≤0.06 | ≤0.45 | ≤0.03 | ≤0.025 | ≤0.025 | ≥0.03 | - |
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## Mechanical Properties
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| Grades | Yield strength/Re/MPa | Tensile strength/Rm/MPa | Elongation/A80/% | r₉₀ | n₉₀ |
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| :--- | :--- | :--- | :--- | :--- | :--- |
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| DC01(O3) | ≤280 | 270-410 | ≥28 | - | - |
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| DC03(O3) | ≤240 | 270-370 | ≥34 | ≥1.3 | - |
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1. When there is no obvious yield, use Rp0.2; otherwise use Rel.
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2. When the nominal thickness of the product is greater than 0.5mm but not greater than 0.7mm, the elongation is allowed to decrease by 2%; when the nominal thickness of the product is not greater than 0.5mm, the elongation is allowed to decrease by 4%.
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