Austenitic chromium-nickel stainless steel –
"Casting version of the 1.4301" (1.4308)

Code

GX5CrNi19-10

US standard (AISI)

CF-8

Composition

Alloying components [%]

C:  0 - 0.07

Cr: 18.00 - 20.00

Cu: 0 - 0.50

Mn: 0 - 1.50

Ni: 8.00 - 11.00

P:  0 - 0.040

S:  0 - 0.030

Si: 0 - 1.50

Remainder: Fe

Stainless steel grade

A2

Density [g/cm³]

7.88

Nickel migration

[µg/(cm² x week)] in artificial perspiration (pH 4.5)

<0.05

Yield point

Rp0.2 [N/mm²]

≥175

Tensile strength

Rm [N/mm²]

440 - 640

Corrosion resistance

Good (similar to 1.4301)

Machinability

Medium

Weldability

Good

Other properties

- Predominantly: austenitic, non-magnetic structure with good tenacity

- Can be mechanically polished to a brilliant sheen

- Suitability for electropolishing: good to satisfactory

- For use in the temperature range -50 - 600°C

Main uses

- Parts for systems in the food and beverages industry

- Chemical industry (where there is no exposure to chlorides)

- Architecture, pump and valve technology, pipes and manifolds, filter presses