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61 lines
3.3 KiB
Plaintext
61 lines
3.3 KiB
Plaintext
---
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title: 冷轧热镀锌钢板
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desc: 具有良好的机械加工性能和耐腐蚀性能,适用于建筑、家电等对成型性和耐腐蚀性有要求的内外覆盖件和结构件。
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models:
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- GB/T2518, EN10346:DC(X)51D+Z, DC(X)52D+Z, DC(X)53D+Z, S220GD+Z, S250GD+Z, S280GD+Z, S320GD+Z, S350GD+Z
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- ASTM A653/A653M:CSA , CS B, FSA, FS B, SS230, SS255, SS275, SS340
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- JIS G3302:SGCC, SGCD, SGC340, SGC400, SGC440
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- 2011JX( 15) :S390GD+Z, S450GD+Z
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images:
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- /images/product/20250318141214984.jpg
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spec:
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- '厚度(Thickness):0.35~2.0mm'
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- '宽度(Width): 1000~ 1540mm'
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- '等厚镀层(Equal-Thickness Coating):Z60-Z450'
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packaging: 普通锌花、无锌花
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slug: '7'
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---
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## 力学性能
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| 用途(Purpose) | 牌号(Grade) | 屈服强度(Yield strength/Re/MPa) | 抗拉强度(Tensile strength/Rm/MPa) | 断后伸长率(Elongation/A80/%) |
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| :--- | :--- | :--- | :--- | :--- |
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| **一般用(Commercial)** | DC(X)51D·Z | 370-500 | — | ≥22 |
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| **冲压用(Drawing)** | DC(X)52D·Z | ≥290 | — | ≥26 |
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| **深冲用(Deepdrawing)** | DC(X)53D·Z | ≥420 | — | ≥30 |
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| **结构用(Structure)** | S220GD·Z | ≥220 | ≥300 | ≥20 |
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| **结构用(Structure)** | S250GD·Z | ≥250 | ≥330 | ≥19 |
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| **结构用(Structure)** | S280GD·Z | ≥280 | ≥360 | ≥18 |
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| **结构用(Structure)** | S320GD·Z | ≥320 | ≥390 | ≥17 |
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| **结构用(Structure)** | S350GD·Z | ≥350 | ≥420 | ≥16 |
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| **结构用(Structure)** | S390GD·Z | ≥390 | 460-620 | ≥15 |
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| **结构用(Structure)** | S450GD·Z | ≥450 | 500-700 | ≥14 |
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---
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1. 无明显屈服时,采用 Rp0.2;否则低碳钢采用 Rel,结构钢采用 ReH。
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2. 当产品公称厚度大于 0.5mm 但不大于 0.7mm 时,延伸率允许下降 2%;当产品公称厚度不大于 0.5mm 时,延伸率允许下降 4%。
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## 用途
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| 用途(Purpose) | 牌号(Grade) | 屈服强度(Yield strength/Re/MPa) | 抗拉强度(Tensile strength/Rm/MPa) | 断后伸长率(Elongation/A80/%) |
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| :--- | :--- | :--- | :--- | :--- |
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| **一般用(Commercial)** | CSA | 170-380 | — | ≥20 |
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| **一般用(Commercial)** | CSB | 205-410 | — | ≥20 |
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| **一般用(Commercial)** | CSC | 170-310 | — | ≥25 |
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| **一般用(Commercial)** | FSK | 170-310 | — | ≥26 |
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| **一般用(Commercial)** | CSN | 170-310 | — | ≥26 |
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| **冲压用(Drawing)** | S220 | — | ≥310 | ≥20 |
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| **结构用(Structure)** | S255 | ≥255 | ≥360 | ≥18 |
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| **结构用(Structure)** | S275 | ≥275 | ≥380 | ≥16 |
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| **结构用(Structure)** | SS340¹级(class1) | ≥340 | ≥460 | ≥12 |
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| **结构用(Structure)** | SS340²级(class2) | ≥340 | ≥410 | ≥12 |
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| **结构用(Structure)** | SS340³级(class3) | ≥340 | ≥410 | ≥12 |
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| **一般用(Commercial)** | SCC | — | ≥270 | ≥37 |
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| **冲压用(Drawing)** | SGC01 | — | ≥270 | ≥39 |
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| **冲压用(Drawing)** | SGC02 | — | ≥270 | ≥37 |
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| **结构用(Structure)** | SGC340 | ≥245 | ≥340 | ≥20 |
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| **结构用(Structure)** | SGC350 | ≥295 | ≥400 | ≥18 |
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| **结构用(Structure)** | SGC440 | ≥355 | ≥440 | ≥18 |
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| **结构用(Structure)** | SGC490 | ≥365 | ≥490 | ≥16 |
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