蒸汽管道承压1.6Mpa以下是否需要强制检测

2025-03-16 00:28:29
推荐回答(1个)
回答1:

需要。

压力管道,是指利用一定的压力,用于输送气体或者液体的管状设备,其范围规定为最高工作压力大于或者等于0.1MPa(表压),介质为气体、液化气体、蒸汽或者可燃、易爆、有毒、有腐蚀性、最高工作温度高于或者等于标准沸点的液体,且公称直径大于或者等于50mm的管道。公称直径小于150mm,且其最高工作压力小于1.6MPa(表压)的输送无毒、不可燃、无腐蚀性气体的管道和设备本体所属管道除外。其中,石油天然气管道的安全监督管理还应按照《安全生产法》、《石油天然气管道保护法》等法律法规实施。

以上新的压力管道定义中,排除的公称直径小于150MM且其最高工作压力小于1.6MPa(表压)的输送无毒、不可燃、无腐蚀性气体的管道,在定义中蒸汽 与气体是两个概念,所以DN50到150间的低压蒸汽还是压力管道。

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