A-ES70-T2510
| 阀体 | WCB、合金钢、不锈钢、QT450-10 | 
| 蝶板 | WCB、合金钢、不锈钢、QT450-10 | 
| 阀轴 | 2Cr13不锈钢、合金钢 | 
| 密封圈 | 不锈钢圈 | 
| 填料 | 柔性石墨 | 
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