Grade

441

Ferritic Stainless Steel

ASTM Designation

EN Designation

 

1.4509

S44100

X2CrTiNb18

 

540 is a titanium and niobium stabilized stainless steel that offers good mechanical and oxidation resistance at high temperature. It exhibits better forming and weldability properties than most ferritic stainless steels.

 

C

Si

Mn

P

S

Cr

Ti

Nb

≤ 0.30

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

17.50-19.50

0.10 - 0.50

≥ 0.30 + (9 xC)

 

UTS

60 ksi min

0.2% YS

35 ksi min

Elongation

20% min

Hardness

max 90 HRB