Sheets · ASTM A480
No.4 Finish Sheet — ASTM A480
No.4 finish sheet — sheet brushed with 120–180 grit abrasives. No.4 gives a satin, directional brushed look for kitchens, lifts and architecture.
- ASTM A480
- 7 grades
- EN 10204 3.1 / 3.2
Reviewed by the Kanak Steel & Engineering Co. technical team · Updated October 2026
What is a No.4 finish sheet?
Short answer
A No.4 finish sheet is sheet brushed with 120–180 grit abrasives. No.4 gives a satin, directional brushed look for kitchens, lifts and architecture.
No.4 Finish Sheet: What to Know Before Ordering
- 120–180 grit brushed
- Satin, directional grain
- PVC film protection
No.4 Finish Sheet Materials & Grades
| Grade | Material standard | Best for |
|---|---|---|
| SS 904L no.4 finish sheet | ASTM A240 | Dilute sulphuric acid, phosphoric acid and chloride-bearing cooling water |
| SS 304 no.4 finish sheet | ASTM A240 | General corrosion resistance, food, water and architectural work |
| SS 304L no.4 finish sheet | ASTM A240 | Welded tanks, piping and vessels in general corrosive service |
| SS 310 / 310S no.4 finish sheet | ASTM A240 | Furnaces, burners and heat treatment at high temperature |
| SS 316 / 316L no.4 finish sheet | ASTM A240 | Chloride-bearing process fluids, marine air and pharmaceutical service |
| SS 321 no.4 finish sheet | ASTM A240 | High-temperature service between 425 and 815 °C |
| SS 347 no.4 finish sheet | ASTM A240 | Welded high-temperature piping in refineries and power plants |
Other sheets
2B finish sheetCold-rolled sheet that is annealed, pickled and skin-passed.BA finish sheetSheet bright-annealed in a controlled atmosphere.No.1 finish sheetHot-rolled, annealed and pickled sheet.Hairline finish sheetSheet brushed with long continuous lines.Mirror No.8 finish sheetSheet polished to a mirror surface.Chequered sheetSheet with a raised anti-slip pattern.
No.4 finish sheet — questions buyers ask
What is a No.4 finish sheet?
A No.4 finish sheet is sheet brushed with 120–180 grit abrasives. No.4 gives a satin, directional brushed look for kitchens, lifts and architecture.
What grit is No.4 finish?
Typically 120 to 180 grit, giving a fine brushed satin look.
Which grades are no.4 finish sheets available in?
SS 904L, SS 304, SS 304L, SS 310 / 310S, SS 316 / 316L, SS 321, SS 347.
Which standard covers no.4 finish sheet dimensions?
ASTM A480. The material standard depends on the grade.
Reviewed by the technical team, Kanak Steel & Engineering Co.
Sources: the ASTM / ASME specifications named on this page and producer datasheets · Last updated October 2026
Sources: the ASTM / ASME specifications named on this page and producer datasheets · Last updated October 2026
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