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FDQ41F防盜(dao)球閥(fa)廣泛的(de)用(yong)于供(gong)(gong)油(you)、供(gong)(gong)暖(nuan)或供(gong)(gong)水(shui)(shui)管道上(shang)。目(mu)前(qian)，在供(gong)(gong)油(you)，供(gong)(gong)暖(nuan)，供(gong)(gong)水(shui)(shui)管道上(shang)發(fa)生盜(dao)竊閥(fa)門配件(jian)和盜(dao)竊石油(you)、水(shui)(shui)和欠(qian)供(gong)(gong)暖(nuan)、供(gong)(gong)水(shui)(shui)費的(de)現象日益嚴重，尤其(qi)在供(gong)(gong)油(you)管道上(shang)，盜(dao)取(qu)是(shi)接近*的(de)地(di)步。