A threaded fire line can look perfect on day one and still become a maintenance problem later. The reason is rarely “bad luck.” It is usually the cumulative effect of movement and loading that nobody sees in a static shop drawing. In real buildings, how temperature and pressure cycles affect threaded...
Korean 
English 
Arabic 
Spanish 
Italian 
Russian 
Portuguese 
German 
French 
Dutch 
Japanese 
Vietnamese 
Malay 
Thai 
Danish 
Swedish