... Gas-Liquid Separation, Dry Filtration, Dustproof, Gas FiltrationEnd Connection: Welded Ring, M&F, FlangeFlow: Fito, FotiSpecification: 2inch,3inch,4inch ... in design, construction and performance, AOKAI WELL SCREEN All-Welded wire-wrapped screen provides field-proven sand control. ... during installation or retrieval. The stainless steel wrap wire—firmly welded to every rib wire—is designed not to shift ...