In the current building are often used FD-LOK socket weld fittings, such as clamps, elbows, etc. are commonly used, these are of FD-LOK o ring face seal fitting outdoors when not know if you have had time to consider outdoor stainless steel pipe fittings Construction of rain What issues should pay attention to.
Normally outdoor water supply FD-LOK flared tubing fittings Construction in the rain, especially in the basement should be dug drain gutter, sump, ready pumps, hose and other pumping equipment for pumping, to prevent rainwater soak idler avoid drift tube accidents, construction After completion shall promptly backfill. Then how to deal with it in the special period? Like the rain in the winter period, when more should pay attention to:
(1) Asbestos cement interface hot water mixing materials should be used, but the water temperature should not exceed 500C, such as expanded when cement interface and the water temperature should not exceed 350C;
(2) when the temperature is below -50C, not suitable for the above two material interfaces,
(3) the interface is completed, can brine mixing slime seal conservation, and good cover straws son. Soil can also be warm (not frozen soil) landfill interface insulation;
(4) pressure test, should be exposed pipe or interface with a straw mat Gaiyan no interface tube body should backfill pressure test is completed as soon as the water put the net, do the preparatory work before the pressure test and pressure test After drainage, drainage and other work.
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