Johnson Well Screen, description about stainless steel water well screen johnson screen pipe for well drilling on China Suppliers Mobile

Product Details

Product Description

Stainless steel well screen shall be manufactured by spirally winding wedge shaped stainless steel wire over a frame of straight stainless steel wires parallel to the axis of the screen.The wedge wire shall be securely welded on the frame and fusion welded at every intersection.The ends of the frames shall be securely welded on the inner ends of each coupling adapter.

Nominal diameter and standard length of the screen

Open area of the screen (percent) and slot size

Collapse strength of the screen

Tensile strength of the screen

Details of the coupling connection including thread measurement

Number and size of supporting rod and shape and size of wedge wire

Stainless steel accoring to ASTM standard

All materials shall be new and of the specified standard

Submit certified copy of pre-shipment inspection done by the world recognized inspection and factory test report signed by chief inspector of the manufacturer.

Eliminate all possible damage to the materials during transit and handing with special care to screen sections and threaded portion of the materials.Thread protecting cap must be provided for protecting threaded of each screen

Techinical specification:

Specification (wedge wire )	Width(mm): 1.50 1.80 2.30 3.00 3.30 3.70 Height(mm): 2.20 2.50 2.70 3.60 4.30 4.70 5.60 6.30 7.00
Specification (support rod):	Width(mm): 2.30 3.00 3.30 3.70 Height(mm): 2.70 3.60 4.70 5.60 6.30 Round: From 2.50mm to 6.0mm
Note: other specifications available as per request
Slot size	0.10, 0.15, 0.20, 0.25, 0.30…… 6.00mm also achieved upon request.
Material:	galvanized low carton (LCG), stainless steel (304,316 etc.)
Length	up to 6 meters.
Diameter	from 25mm to 1200mm.
End connection	Plain beveled ends, flanged or threaded couplings