Huadong Industrial Co.,Ltd supplies kinds of water well screen /wedge wire screen/wire wrapped john screen/V-shaped wedge wire screen, bridge slot screen, stainless steel casing.Bridge Slot Screen Bridge slot screens have openings arranged in rows and are staggered to reduce the negative effect on the screen's strength. Typically the slots are punched in a flat sheet that is subsequently rolled into a tube and welded.Advantages offered by this type of screen are:•High strength through resistance to twisting, compressive, and tensile forces •A smooth bore that does not impede the passage of probes, tools, etc. Applications•Formations with large particle sizes •Large diameter wells •Low to medium flow rates Slot Sizes•Between 0.5 mm / 0.002 in. and 5mm / 0.2 in., depending on the wall thickness Materials of Construction•All types of steel such as carbon steel, galvanized steel, coated steel and stainless steel types 304, 304L, 316, 316L & 430, for example. Sizes (Screens can be custom made by rolling steel plates)•Diameters from 6 5/8 in. / ND150 to 80 in. / ND2000 •Wall thickness from 3 mm / 0.12 in. to 10mm / 0.4 in. •Lengths to 12 m / 40 ft.
