主要性能规范 Capability Criterion
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型号
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公称压力PN(MPa)
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试验压力ps(MPa)
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适用介质
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工作温度(℃)
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强度
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密封(液)
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低压密封(气)
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Z441H-25
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2.5
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3.8
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2.8
|
0.6
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水、蒸汽、油
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≤400
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Z441H-40
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4.0
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6.0
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4.4
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0.6
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≤450
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|
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Z441Y-40I
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4.0
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6.0
|
4.4
|
0.6
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≤550
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|
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Z441Y-40P
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4.0
|
6.0
|
4.4
|
0.6
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酸、碱类
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≤200
|
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Z441H-64
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6.4
|
9.6
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7.0
|
0.6
|
水、蒸汽、油
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≤450
|
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Z441Y-64I
GZ441Y-64I
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6.4
|
9.6
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7.0
|
0.6
|
≤550
|
|
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KZ441Y-64
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6.4
|
9.6
|
7.0
|
0.6
|
酸性天然气
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≤130
|
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Z441H-100
Z441Y-100
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10.0
|
15.0
|
11.0
|
0.6
|
水、蒸汽、油
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≤450
|
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Z441Y-100I
|
10.0
|
15.0
|
11.0
|
0.6
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≤530
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主要零件材料Materials Of main Parts
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零件名称
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阀体、阀盖
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闸 板
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阀 杆
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阀杆螺母
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填 料
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手 轮
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Z441H-25
Z441H-40
Z441H-64
Z441H-100
|
碳钢
|
碳钢
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不锈钢优质碳钢
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铝铁青铜
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石墨石棉绳、柔性石墨
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可锻铸铁
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Z441Y-100
|
优质碳钢堆焊硬质合金
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|||||
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KZ441Y-64
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318钢
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聚四氟乙烯
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Z441Y-40I
Z441Y-64I
GZ441Y-64I
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铬钼钢
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铬镍钛钢堆焊硬质合金
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铬硅钼钢
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耐高温石棉绳
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Z441Y-100I
|
柔性石墨
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Z441Y-40P
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铬镍钛钢
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铬镍钛钢
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铬镍钢
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浸聚四氟乙烯石棉绳
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