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[单选题]
地面安全阀阀门促动器工作压力为1000PSI时,按照规范要求水压试验压力应该是()。()
A.1000PSI
B.1500PSI
C.2000PSI
D.1250PSI
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
B、1500PSI
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.1000PSI
B.1500PSI
C.2000PSI
D.1250PSI
B、1500PSI
A.1.O倍
B.1.05倍
C.1.12倍
D.1.2倍
A.设计压力应视内压或外压容器分别取值
B.设计压力不应低于安全阀的开启压力,通常可取最高工作压力的1.05-1.10倍
C.其值不得低于计算压力