主要性能规范
| 型号Type | 公称压力PN（MPa）Nominal pressure | 公称压力PN（MPa）Nominal pressure | 适用介质Media avaliable | 工作温度Working Temperature（℃） | ||
| 密封（液）Seal | 低压密封（气）Low-voltage Seal | 强度 Intensity | ||||
| Z42H-16C | 1.6 | 1.8 | 0.6 | 2.4 | 水、蒸汽等Water、steam，etc | ≤300 |
| Z42H-25 | 2.5 | 2.8 | 0.6 | 3.8 | ||
主要零件材料
| 零件名称Part name | 阀体、阀盖Body、Bonnet | 阀杆Stem | 阀板Disc | 阀杆螺母Stem nut | 填料Packing | 手轮Hand wheel |
| 材料Material | 碳钢Carbon steel | 2Cr13 | 优质碳钢High-grade carbon steel | 铝青铜Al bronze | 石墨石棉盘根Graphie asbestos coils | 球墨铸铁Nodular cast iron |
| 优质碳钢High-grade carbon steel |
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