SS 310 / 310S No.4 Finish SheetASTM A240 · ASTM A480 · Manufacturer, trader & exporter, India
AISI 310S · UNS S31008
An SS 310 / 310S no.4 finish sheet is sheet brushed with 120–180 grit abrasives, made from SS 310 / 310S to ASTM A240. No.4 gives a satin, directional brushed look for kitchens, lifts and architecture.
- ASTM A240
- ASTM A480
- EN 10204 3.1 / 3.2
- Export packing
Reviewed by the Kanak Steel & Engineering Co. technical team · Updated October 2026
What is an SS 310 / 310S No.4 Finish Sheet?
- What it is
- Sheet brushed with 120–180 grit abrasives
- Material
- ASTM A240
- Dimensions
- ASTM A480
- Grade
- SS 310 / 310S · UNS S31008
- Best at
- Furnaces, burners and heat treatment at high temperature
SS 310 / 310S No.4 Finish Sheet Specification
| Product | SS 310 / 310S No.4 Finish Sheet |
|---|---|
| Material standard | ASTM A240 |
| Dimensional standard | ASTM A480 |
| Thickness | Below 4.76 mm (3/16") |
| Size | 1000 / 1219 / 1250 / 1500 × 2000 / 2438 / 2500 / 3000 mm or cut |
| Testing | PMI (as specified in the PO) · dimensional · NDT and IGC on request |
| Documents | EN 10204 3.1 or 3.2 on request / as specified in the PO |
When to Choose a No.4 Finish Sheet
No.4 gives a satin, directional brushed look for kitchens, lifts and architecture.
- 120–180 grit brushed
- Satin, directional grain
- PVC film protection
More on choosing: No.4 finish sheet guide.
SS 310 / 310S No.4 Finish Sheet: Why 310S for no.4 finish sheets
No.4 gives a satin, directional brushed look for kitchens, lifts and architecture. In SS 310 / 310S, the choice usually comes down to the medium and temperature — the rows here are the points buyers check for this exact combination.
| Why this grade | Stainless sheet is formed and finished for visible or hygienic surfaces. SS 310 / 310S is picked for furnaces, burners and heat treatment at high temperature. |
|---|---|
| Typical service | Furnace parts — Muffles, retorts, radiant tubes and conveyor belts. |
| Matching filler | ER310 (AWS A5.9) |
SS 310 / 310S No.4 Finish Sheet Chemical Composition
Under technical review for TDS.
| Element | Current requirement |
|---|---|
| Chromium | As specified |
| Nickel | As specified |
| Carbon | As specified |
| Manganese | As specified |
| Silicon | As specified |
| Phosphorus | As specified |
| Sulphur | As specified |
| Iron | As specified |
Numerical specification requirements are published only after the applicable current standard edition has been verified. Governing specification to be verified: ASTM A240 for UNS S31008.
SS 310 / 310S No.4 Finish Sheet Mechanical Properties
Under technical review for TDS.
| Property | Current requirement |
|---|---|
| Tensile strength | As specified |
| Yield strength 0.2% | As specified |
| Elongation | As specified |
| Hardness | As specified |
Numerical specification requirements are published only after the applicable current standard edition has been verified. Governing specification and condition to be verified: ASTM A240 for UNS S31008 — Annealed plate & sheet.
Full chemistry, properties and equivalents are on the SS 310 / 310S grade page.
Other SS 310 / 310S sheets
SS 310 / 310S No.4 Finish Sheet — questions buyers ask
What grit is No.4 finish?
Typically 120 to 180 grit, giving a fine brushed satin look.
Which standard covers SS 310 / 310S no.4 finish sheets?
The material is ASTM A240; dimensions follow ASTM A480. Always state both on your purchase order, with the edition if your project specifies one.
What decides the price of a SS 310 / 310S no.4 finish sheet?
The alloy price, the size and dimensions, quantity, and the testing and documents required. Send your list and we quote the same working day.
What documents do you supply?
EN 10204 3.1 or 3.2 certificates available on request / as specified in the PO; dimensional reports as required. PMI can be arranged depending on product and requirements, as specified in the PO.
Sources: the ASTM / ASME specifications named on this page and producer datasheets · Last updated October 2026