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| 序号 | 零部件名称 | 材料 |
| 1 | 阀体 | 球墨铸铁、碳素钢、铸不锈钢 |
| 2 | 密封圈 | (M/F)高强度耐磨碳结石墨≤300℃ (PPN)对莅聚苯、温度≤350℃ |
| 3 | 球 | 不锈钢 |
| 4 | 填料 | 聚四氟乙烯 |
| 5 | 填料压盖 | QT450-10球墨铸铁 |
| 6 | 阀杆 | 碳素钢、铬不锈钢 |
| 7 | 手柄 | 碳钢 |