316L Stainless Steel Perforated Metal Tube , Perforated Spiral Welded Tube

316L Stainless Steel Epoxy Coated Spiral Welded Perforated Tube/Gas / Liquid / Vapor/ Light Diffusion ? ?

?We?have?rich?experience?in?perforated?tubes?manufacture?and?we?know?

perforated?tubes?from?materials,?processing,?welding,?special?treatment?to?its?applications.

Description:

Aka:?Spiral?Perforated?Tube/Pipe,?Center?Tube?for?Filter?Element?

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

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

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

Wall?Thickness:?0.5～2.5mm?(special?sizes?can?be?customized?)

Length:?Customized

Finish:

Precise?rolling:?Hold?tight?tolerances?or?improve?appearance?and?against?high?External?pressure;?Plating:?

Prevent?from?corrosion?for?mild?steel/carbon?steel

Oiling,?Degrease,?Grit?Blast,?Acid?pickling?and?passivation?treatment

Electro?polish?to?the?stainless?steel?tubes

Coated?by?PVC,?Epoxy?and?many?others?according?to?the?requirements.

Uses:?

(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

Note:?sample?and?special?specifications?are?available?on?your?request!

???The?strength?of?the?spiral?welded?pipe?is?generally?higher?than?straight?seam?welded?pipe.?Larger?diameter?

can?be?produced?by?narrow?black?with?spiral?weld?seam.?We?can?also?produce?it?with?different?pipe?diameter

?using?the?same?width?of?black.?But?compared?with?the?same?length?of?straight?seam?welded?pipe,?the?length?of?

welding?line?increased?30-100%,?and?the?production?speed?is?low.?Therefore,?relatively?small?diameter?welded?

pipe?are?mostly?adopts?the?straight?seam?welded?pipe,?larger?diameter?welded?pipes?are?usually?spiral?welded

?pipe.

Basic?Specification:

(1)?Diameter?and?wall?thickness: