1. Long-term storage of pipe fitting bend should be inspected regularly. The exposed surface should be kept clean, dirt removed, neatly stored in indoor ventilated and dry places, and stacking or open storage are strictly prohibited. Often keep pipe fitting bend dry and ventilated, keepers clean and tidy, according to the accurate storage method.
2. When installing, the pipe fitting bend can be directly installed on the pipeline in connection mode and installed in accordance with the position used. Generally, Seamless Buttwelding A234 Wp91 Pipe Fitting Bend can be installed in any position of the pipeline, but need to be easy to operate the inspection, pay attention to the cut-off pipe fitting bend media flow should be upward flow under the longitudinal valve disc, pipe fitting bend can only be installed horizontally. When installing the pipe fitting bend, we should pay attention to the sealing, prevent leakage and affect the normal operation of the pipeline.
3. When using pipe fitting bend ball valves, globe valves and gate valves, they should only be fully opened or closed, and not be allowed to adjust flow rate, so as to avoid erosion of sealing surface and accelerate wear. There is an inverted sealing device in the gate valve and the upper thread globe valve. When the handwheel is screwed to the top position, the leakage of the medium from the packing can be prevented.