Anchors & Concrete Fixings · Trade series (sleeve expansion anchor) · Application guide

What Are Sleeve Anchors Used For?

Typical applications, the industries that specify sleeve anchors, and how to choose the right size, material and finish for the joint.

Sleeve Anchors are used for fixing steelwork, plant and services to concrete and masonry, where the anchor is set in a drilled hole and its capacity is governed by the base material rather than by the steel. They are manufactured to Trade series (sleeve expansion anchor), and selection is driven by the thread size, the fit and tolerance the assembly requires, and the service environment.

Primary duty: Fixing steelwork, plant and services to concrete and masonry, where the anchor is set in a drilled hole and its capacity is governed by the base material rather than by the steel
Governing standard: Trade series (sleeve expansion anchor)
Thread size range: M6 to M12
Category: Anchors & Concrete Fixings

Application notes are general engineering guidance. Verify the property class and any approval requirement against your own design calculation.

Sleeve Anchors are selected when an assembly calls for fixing steelwork, plant and services to concrete and masonry, where the anchor is set in a drilled hole and its capacity is governed by the base material rather than by the steel. This application guide to the Trade series (sleeve expansion anchor) type covers concrete end-uses, the specification checklist, correct installation, and where an alternative fastener performs better. Stocked across roughly M6 to M12, they cover general to heavy-duty work.

Typical Applications for Sleeve Anchors

The most common settings where these are specified:

Fit-out & drylining: fixing to plasterboard, block and hollow wall where there is no solid backing.
General machine building: fastening covers, brackets, motors and sub-assemblies on production equipment.
Maintenance & repair (MRO): a stocked size for servicing existing plant where the original fastener spec must be matched.
Fabrication & metalwork: bench and on-site assembly of steel frames, enclosures and weldments.
Structural fixing to concrete: base plates, brackets, rails and steelwork bolted to a concrete slab or wall.

How to Specify Sleeve Anchors for Your Application

Size: Match the nominal size to the mating thread or hole. This product spans M6–M12; check the full table below for the exact dimensions of each size.
Material: Choose the material and finish for the service environment — plated steel for general use, stainless for corrosion resistance.
Environment: For damp, coastal or chemical exposure prefer A4/316 stainless or a suitable coating; indoors, plated steel or A2 is usually sufficient.
Standard: This product is supplied to Trade series (sleeve expansion anchor). Quoting the standard on your order guarantees interchangeable dimensions between suppliers.

Where Sleeve Anchors Are Not the Right Choice

Match the fastener to the load, environment and whether the joint must be reopened; the wrong class or style is the usual cause of joint failure.

Technical Drawing

Customize the parameters below — every spec field is editable, and the drawing redraws to match the values you choose. Changing the size will snap the other fields to that size's standard values; you can then override any individual value.

Sends the selected values to the quote form below.

Request a Quote

The form below follows the current technical drawing configuration. Change the drawing values above and the request details update automatically.

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Specification

Item / category Standard Size(s) Material / finish Quantity

Business Information

Company * Contact Name * Email * Phone (with country code) Country / Region

Notes

Dimensions & Specifications (Trade series (sleeve expansion anchor))

Thread size	Drill hole diameter (mm)	Embedment depth (mm)	Overall length (mm)	Max fixture thickness (mm)	Head type	Material	Base material
M6	10	40	65	10	Hex nut	Zinc plated steel	Concrete, solid brick, block
M8	12	45	80	15	Hex nut	Zinc plated steel	Concrete, solid brick, block
M10	14	50	100	20	Hex nut	Zinc plated steel	Concrete, solid brick, block
M12	16	60	120	25	Hex nut	Zinc plated steel	Concrete, solid brick
M10	14	50	100	20	Countersunk	Zinc plated steel	Concrete, solid brick

Inside the plant

Manufactured in our own plant

This part is cold-formed, threaded, heat-treated and finished in-house. The stages below are where its class and finish are actually decided.

01

Cold heading

Wire rod is drawn to size and cold-formed into blanks. Forming rather than cutting keeps the grain flow continuous around the head, which is where a bolt is most likely to fail.

Head dimensions and under-head radius checked at set-up and per shift.
02

Thread rolling

Threads are rolled between hardened dies rather than cut. Rolled threads are stronger in fatigue than cut threads and hold pitch and flank angle far more consistently across a batch.

Go / no-go ring gauges to ISO 965 tolerance class 6g.
03

Heat treatment

Quench-and-temper brings carbon and alloy steel to the property class ordered — 8.8, 10.9 or 12.9 — with the furnace charge tracked so a finished lot can be traced back to it.

Core hardness and tensile tested per lot to ISO 898-1.
04

Surface treatment

Zinc, zinc-nickel, hot-dip galvanizing, black oxide, phosphate and Dacromet, selected against the service environment rather than against the price list.

Coating thickness and neutral salt spray hours to ISO 9227.

Frequently Asked Questions

What material should Sleeve Anchors be for outdoor use?

For damp, coastal or chemical environments specify A4 (316) stainless or a suitably coated steel. For indoor or dry use, A2 (304) stainless or zinc-plated steel is normally adequate.

Are Sleeve Anchors made to a recognized standard?

Yes — they are manufactured to Trade series (sleeve expansion anchor), so dimensions are interchangeable between suppliers when you quote the standard on your order.