china spiral welded bridge slotted water well filter screen strainer pipe   

The slots of this kind of screen  are punched precisely in a flat sheet which then is rolled into a pipe. The sand and gravel can't easily block the slot because of the special bridge style design, and Bridge Slot Screens has great mechanical strength and water entering capacity. Meanwhile, Bridge Slot Screens use steel punching technology and is rolled in many ways, so they are light, cheap and easily operating.

Bridge slot screen Technical parameters

 pipe Sizes

• OD:from 279-630 mm
• WT from 3 mm / 0.12 in. to 10mm / 0.4 in.
• lengths up to 6m 

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.