Stainless Steel Sheet Metal Finish Grades

There are a number of basic types of stainless steel finishes.

Stainless steel sheet metal finish grades.

Contain chrome nickel also belongs to austenitic stainless steel. 2d this finish is also achieved by cold rolling heat treating and pickling but unlike 2b does not receive the light rolling. 30 ra 20 ra. Stainless steel sheet finishes.

1 finish has a dull rough uneven appearance. Surface imperfections are sometimes erased by grinding which can leave behind shiny spots. Contain chrome nickel manganese belongs to austenitic stainless steel. Great care should be taken in removing the surface defects in the metal like pits that could allow bacteria to grow.

In projects when design is a primary consideration an attractive finish will enhance the appeal of the end product. 18 10 stainless often corresponds to this grade. This finish is mainly used for industrial applications such as furnace arch supports furnace conveyors. Here s a brief round up of 10 types of stainless steel surface finishes.

Whatever the intended use choosing the right finish option is essential. 430 stainless steel sheet 4 finish is the brushed finish commonly seen on kitchen appliances and backsplashes. Rolex is an exception in that they use type 904l. Cold rolled finishes apply to flat products such as sheet or coil with thickness less than about 5mm and usually less than 3mm.

It has good malleability and applied in forming products. This finish is produced by polishing with a 180 240 grit belt. Our 430 stainless steel sheet metal meets the criteria for both the 3 and 4 finish. 300 series stainless steel.

Pickling is the removal of high temperature scale and the adjacent low chromium layer of metal from the surface of stainless steel by chemical means. 4 dairy or sanitary finish this finish is commonly used for the medical and food industry almost exclusively used on stainless steel. It can also be quickly hardened by machining. Such common stainless steel grades as 201 304 304l and 316l come in a standard 2b finish.

There are a number of stainless steel finishing options that alter more than just the appearance of the material. 200 series stainless steel. This easy to clean finish has a typical ra between 0 05 0 1 micrometers. The resulting stainless steel finish is capable of reflecting clear images.

It has become popular in kitchens due to its low maintenance cleanliness appearance and corrosion resistance to food acids and water. It is very smooth and less likely to harbour airborne contaminants and moisture compared to any other mill finishes. Also referred to as a4 in accordance with international organization for standardization iso 3506. 430 stainless steel sheet 4 finish has a pvc film on one side to help protect against scratching during fabrication and installation.