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| 弹簧钢的化学成分表 |
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发布者：南京固琦分析仪器制造有限公司 发布时间：2011/1/27 阅读：2020次 |
常用弹簧钢的化学成分表 常用弹簧钢的牌号和化学成分 | 钢 号 | 化学成分（质量分数，%） | | C | Si | Mn | Cr | Ni | V | S | P | | 65 | 0.62~0.70 | 0.17~0.37 | 0.50~0.80 | ≤0.25 | ≤0.25 | — | ≤0.045 | ≤0.040 | | 70 | 0.67~065 | 0.17~0.37 | 0.50~0.80 | ≤0.25 | ≤0.25 | — | ≤0.045 | ≤0.040 | | 75 | 0.82~0.90 | 0.17~0.37 | 0.50~0.80 | ≤0.25 | ≤0.30 | — | ≤0.045 | ≤0.040 | | 85 | 0.62~0.70 | 0.17~0.37 | 0.50~0.80 | ≤0.25 | ≤0.30 | — | ≤0.045 | ≤0.040 | | 65Mn | 0.56~0.64 | 0.17~0.37 | 0.90~1.20 | ≤0.25 | ≤0.25 | — | ≤0.045 | ≤0.040 | | 60Si2Mn | 0.56~0.64 | 1.50~2.00 | 0.60~0.90 | ≤0.30 | ≤0.40 | — | ≤0.045 | ≤0.040 | | 60Si2MnA | 0.56~0.64 | 1.60~2.00 | 0.60~0.90 | ≤0.30 | ≤0.40 | — | ≤0.030 | ≤0.035 | | 50CrVA | 0.46~0.54 | 0.17~0.37 | 0.50~0.80 | 0.80~1.10 | ≤0.40 | 0.10~0.20 | ≤0.030 | ≤0.035 | 南京固琦分析仪器制造有限公司 http://www.gqfxy.com 025-57357222 |
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