| 详细介绍：
主要性能规范 Capability Criterion
|
型号
|
公称压力PN(MPa)
|
试验压力ps(MPa)
|
适用介质
|
工作温度(℃)
|
|
强度
|
密封(液)
|
低压密封(气)
|
|
Z441H-25C
|
2.5
|
3.8
|
2.8
|
0.6
|
水、蒸汽、油
|
≤425
|
|
Z441H-40C
|
4.0
|
6.0
|
4.4
|
0.6
|
≤425
|
|
Z441Y-40I
|
4.0
|
6.0
|
4.4
|
0.6
|
≤550
|
|
Z441Y-40P
|
4.0
|
6.0
|
4.4
|
0.6
|
酸、碱类
|
≤200
|
|
Z441H-64C
|
6.4
|
9.6
|
7.0
|
0.6
|
水、蒸汽、油
|
≤425
|
|
Z441Y-64I
GZ441Y-64I
|
6.4
|
9.6
|
7.0
|
0.6
|
≤550
|
|
KZ441Y-64P
|
6.4
|
9.6
|
7.0
|
0.6
|
酸性天然气
|
≤200
|
|
Z441H-100C
Z441Y-100C
|
10.0
|
15.0
|
11.0
|
0.6
|
水、蒸汽、油
|
≤425
|
|
Z441Y-100I
|
10.0
|
15.0
|
11.0
|
0.6
|
≤550
|
主要零件材料Materials Of main Parts
|
零件名称
|
阀体、阀盖
|
闸 板
|
阀 杆
|
阀杆螺母
|
填 料
|
手 轮
|
|
Z441H-25C
Z441H-40C
Z441H-64C
Z441H-100C
|
碳钢
|
碳钢
|
不锈钢优质碳钢
|
铝铁青铜
|
石墨石棉绳、柔性石墨
|
可锻铸铁
|
|
Z441Y-100C
|
优质碳钢堆焊硬质合金
|
|
KZ441Y-64P
|
318钢
|
聚四氟乙烯
|
|
Z441Y-40I
Z441Y-64I
GZ441Y-64I
|
铬钼钢
|
铬镍钛钢堆焊硬质合金
|
铬硅钼钢
|
耐高温石棉绳
|
|
Z441Y-100I
|
柔性石墨
|
|
Z441Y-40P
|
铬镍钛钢
|
铬镍钛钢
|
铬镍钢
|
浸聚四氟乙烯石棉绳
|
| 
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