Stainless steel grade · Austenitic

AISI 310S · EN 1.4845

High chromium-nickel grade for furnaces, heat exchangers and other high-temperature service.

Equivalents and designations

The same grade is named differently in each standard. Use the table to check a match.

SystemDesignation
AISI / ASTMAISI 310S
EN material number1.4845
EN steel name (DIN EN 10088)X8CrNi25-21
UNSS31008
JISSUS310S
Look up other equivalents →

Chemical composition

C max.
≤ 0.08
Cr
24–26
Ni
19–22
Mo
—
Other
—

Typical values, wt %, per EN 10088-2 and ASTM A240.

Mechanical and physical properties

Structure
Austenitic
Rm (MPa)
515
Rp0.2 (MPa)
205
A (%)
40
PREN
25
Corrosion
Level 3 of 5
Weldability
Good
Magnetic
No
Density
7.93 g/cm³

ASTM A240 minimums for annealed material; a dash means the value depends on product form.

Typical uses

  • Furnaces and high-temperature parts
  • Heat exchangers
  • Radiant tubes and burners

What we supply in this grade

Pick a product form to see the available sizes and finishes.

Sheet AISI 310S → Pipe AISI 310S →

Related grades

AISI 303AISI 304AISI 304LAISI 316AISI 316LAISI 316TiAISI 321

Need AISI 310S?

Tell us the form, dimensions and quantity. We send a quote with an EN 10204 3.1 certificate on request.

Request a quote

The data is for guidance and does not replace the heat certificate. The binding values are those of the standard and the manufacturer's certificate.