1/4-12 SpiralWeldedLouvered Perforated Metal Tubing For Filter Frame

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1/4’’-12’’ Longitudinal Welded Perforated Tube used as filter frame



(1) Protective sleeve for sand control screens      

(2) Support core for strainers

(3) Purolator suction strainers         

(4) Acoustical dampening

(5) Perforated tubes for oil well                           

(6) Exhaust tubes, Muffler tube

(7) Filtration / Separation Tubes (e.g center tube for air, oil, fuel, gas filters)         

(8) Decorative items

(9) Gas / Liquid / Vapor/ Light Diffusion                     

(10)Structural Members

(11) EMI shielding

(12) Safety guards

(13) Grills or trim



Aka: Perforated Tube, Perforated Pipe, Center Tube of Filter Element

Material: Ss304/304L/316/316L stainless steel, Mild steel, Aluminum, Copper, Monel, Hastelloy, Inconel, Titanium, etc.

Perforated Tubing Capabilities: High Speed Hole Punching, Cut-To-Length Perforated Tubing

Perforation Patterns: Straight, Centers, Staggered

Seam Styles: Straight Weld, Spiral Weld, Spiral Welded Louvered

Shape of Hole: Round, Square, Rectangle, Oval, Special Shape

Hole Diameter: Various to meet different requirements for tubing strength and filtration

Tube Diameter(Round): 1/4’’-12’’ (6.35  304.8mm)

Wall Thickness: 0.52.5mm (various types can be customized )

Length: Customized




Basic Specification:

Perforated Tubing Capabilities

High Speed Hole Punching, Cut-To-Length Perforated Tubing

Perforation Patterns

Straight, Centers, Staggered

Seam Styles

Straight Weld

Tube Shapes

Round, Rectangle, Square, Oval, Special Shape

Hole Diameter

Various to meet different requirements for tubing strength and filtration

Tube Diameter (Round)

1/4’’  12’’

Wall Thickness

0.22.5mm (special types can be customized )



Note: Special specifications can be customized!


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Mr. Hull Lee
Tel: 86-510-82801110
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Forward Filter&Fitting Co.,LTD,
Room 616, 6th Floor, Golden Phoenix Mansion, Wuxi, Jiangsu, China (Mainland)
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