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| 高温合金专用金属铬 | 吨 | 60 | Cr:≥98.5%;Si:≤0.4%;P:≤0.01%;S:≤0.02%;C:≤0.03%;Fe:≤0.5%;Al:≤0.5%;Cu:≤0.01%;Pb:≤0.0005%;Sn:≤0.001%;Bi:≤0.001%;N:≤0.05%;As:≤0.001%;H:≤0.01%;O(氧):≤0.5%;粒度:(10~150)mm;执行标准:QJ/DT 06.3022 |
| 高温合金专用金属铬 | 吨 | 30 | Cr:≥99.0;Si:≤0.25;P:≤0.005;S:≤0.003;C:≤0.01;Fe:≤0.30;Al:≤0.3;Cu:≤0.005;Pb:≤0.0005;Sn:≤0.001;Bi:≤0.001;N:0.002;As:≤0.001;H:≤0.005;O(氧):≤0.2;粒度:金属铬应呈块状交货,最大块度应通过 150×150mm 筛孔,通过 10×10mm 筛;执行标准:QJ/DT06.3022 |