Stainless Steel Sheet Surface Finish

Is only available in a mill finish.

Stainless steel sheet surface finish.

Average ra may generally be up to 1 µm 4 a linearly textured finish that may be. Here s a brief round up of 10 types of stainless steel surface finishes. Polished stainless steel textures no 3 finish is a intermediate polished finish with an ra of 1 40 2 40 µm 56 96 µin. Considered the most widely used surface finish 2b is the basis for most polished and brushed finishes.

Stainless steels technical delivery conditions for sheet plate and strip of corrosion resisting steels for general purposes. It is especially common in industrial chemical and food processing applications such as process vessels and tanks. Roughness measurements of stainless steel surfaces surface finish astm a 480 480 m description notes 3 a linearly textured finish that can be produced by either mechanical polishing or rolling. Surface finishes for stainless steel sheet coil strip and plates are specified in bs en 10088 2 2005.

Surface roughness is defined and agreed upon request. A semi dull finish with a uniform grain generally applied to the supplied surface of the mill finish stainless steel. No 4 4a finishes are general purpose sanitary finishes with an ra of 0 90 1 50 µm 36 60 µin for no 4 and 0 60 1 00 µm 24 40 µin for no. 1 finish has a dull rough uneven appearance.

Such common stainless steel grades as 201 304 304l and 316l come in a standard 2b finish. This finish is mainly used for industrial applications such as furnace arch supports furnace conveyors furnace linings air heaters boiler baffles incinerators kiln liners and industrial oven liners among. This achieves a low reflective matte surface appearance that is ideal for industrial and engineering applications yet has different aesthetics than 2b. A skilled operator can generally blend this finish.

No pre grinding is involved so only the smoother mill finishes such as 2a or 2b can be used. The coarse finish restricts it to internal applications. It is a uniform matt surface on both sides of the sheet. Surface imperfections are sometimes erased by grinding which can leave behind shiny spots.

Mechanically applied finishes may involve. The result is a low reflective stainless steel finish. 1m 2m stainless steel finish. This finish is obtained using a bristle type brush or fine abrasives.

Guide to stainless steel finishes 2g a uniform uni directional surface that has low reflectivity. There are a number of basic types of stainless steel finishes. Specifying finishes for stainless steel flat products sheet and plate introduction. 2b is the most widely used stainless steel surface finish.

The profiled stainless steel sheet clad counters of this bank in flensburg germany were ground to provide a lively contrast to the smooth wooden surfaces. This finish is generally used where a semifinished polish surface is required and may receive additional polishing. It has become popular in kitchens due to its low maintenance cleanliness appearance and corrosion resistance to food acids and water. It is also used in some architectural applications that will not be closely examined for uniformity of finish such as downpipes and gutters.