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Datasheet ·

Perforated liners. Drilled to a set hole size and pattern.

Casing or tubing drilled to a set hole diameter, density and phasing. Used as the base liner for screens and on its own.

Outside diameter
1-1/1627 to 20 in508 mm
Hole diameter
On request
Joint length
Up to 45 ft13.7 m
Phasing
On request
Request a quote
  1. 01Thread protector
  2. 02Coupling protector
  3. 03Coupling
  4. 04Drilled body

Drawing, not to scale. Proportions are illustrative.

Applications

Base liner. The base liner for wire-wrapped screens.

Wash pipe. For gravel pack operations.

Injection. Chemical injection and circulation.

Specifications

Made to the dimensions on the order.

Liner

Outside diameter1-1/1627 to 20 in508 mm
Weight and gradeCarbon steel casing and tubing
Joint lengthUp to 45 ft13.7 m
ConnectionsTo the order

Holes

Hole diameterOn request
Holes per footOn request
PhasingOn request

Production

MethodDrilled through the liner wall
InspectionEach joint checked before it leaves the hall
Perforated liner, one joint: engineering drawingElevation, section and details of one joint, with lettered dimensions. The values are in the spec table.XXYELEVATIONSECTION X-XDETAIL YNOTES1. DIMENSIONS A TO G: SEE THE SPEC TABLE.2. NOT TO SCALE.3. HOLES SHOWN ON 60° PHASING.DWG NO.REVSCALENTSSHEET1/1SERVIMECA SAND CONTROLTITLEPERFORATED LINERCDØAGBØEFCDØAGBØEF

Drawing, not to scale. The letters match the table.

In section. Holes drilled through the wall.

Round holes in rows along the liner, drilled through the full wall.

The hole diameter, the holes per foot and the phasing, the angle between neighbouring holes, are set on the order.

Perforated liner: the liner surface unrolledA short length of liners unrolled flat, so the whole pattern of openings around it can be seen at once. Illustrative values for a 7 in liner.0°90°180°270°360°01′2′3′4′SURFACE, UNROLLEDILLUSTRATIVE VALUES, 7 IN LINERSTAGGEREDIN-LINESPIRAL

Values are illustrative, on a 7 in liner. Openings are drawn oversize.

Perforated liner: side view and section across the linerLine drawing of a perforated liner joint with staggered rows of round holes, and a section across the liner showing the holes spaced evenly around the wall; the angle between two neighbouring holes is the phasing.Side viewSection across the linerHole diameterHoles per footPhasingNot to scalePerforated liner: side view and section across the linerLine drawing of a perforated liner joint with staggered rows of round holes, and a section across the liner showing the holes spaced evenly around the wall; the angle between two neighbouring holes is the phasing.Side viewSection across the linerHole diameterHoles per footPhasingNot to scale
Drawing. Perforated liners, side view and section across the liner.

How it is made. Joint by joint, in our own plant.

Drilling. Holes are drilled through the liner wall to the pattern on the order.

Base liner. We work on customer-supplied liners and can also source the base liner.

  1. 01Drill heads
  2. 02Chuck
  3. 03Roller stands
  4. 04Tailstock

Drawing, simplified. Head and hole counts are illustrative.

Photographs of this line to follow.

Inspection

Each joint. Each joint is checked before it leaves the hall.

Quality system. Our quality management system is certified to ISO 9001 by Fondonorma, a member of IQNet.

Drawing. The liner is 7 in, as an example.

What to send us

Send it through the enquiry form, by email or on WhatsApp.

  • The outside diameter and the weight or grade.
  • The hole pattern.
  • The joint length and connections.
  • The quantity.
  • The delivery point and date.
  • A drawing, if you have one.

Questions

The hole diameter, holes per foot and phasing on your drawing.

Yes. Our perforated liners are the base liners for our wire-wrapped screens.

Yes. We work on customer-supplied liners and can also source the base liner.

Other products

Send us the size, the hole pattern and the quantity.

We reply by email or WhatsApp with a quote.

Emailinfo@servimeca.comWhatsApp+58 424-4073778

A drawing helps if you have one.

info@servimeca.com · +58 424-4073778 · servimeca.com · El Tigre, Anzoátegui, Venezuela