Chemical composition

C(%) Si(%) Mn(%) P(%) N(%) S(%) Cr(%) Ni(%)
Q0.03 Q1.0 Q2.0 Q0.045 0.1-0.16 Q0.03 18.0-20.0 8.0-12.0

Applications

  • AISI 304LN is a nitrogen-strengthened version of stainless steel grade 304.
    Application :Heat exchangers. Chemical industry. Food industry. Petroleum industry. Fabrication industry. Nuclear industry.

Country Code

  • AISI

Standard

  • 304LN


Steel Type
304LN

Heat treatment
CONDITION A--Soak at 1038 C for 30 minutes and cool below 16 C for complete martensite transformation.
CONDITION H 950- Treat Condition A material at 482 C for 1 hour, air cool..
CONDITION H925, H1025, H1075, H1100, H1150- Soak solution treated material for 4 hours at specified temperature, air cool, CONDITION H1150M- Soak solution treated material at 1400 760 C for 2 hours, air cool, then re-heat to 1150 620 C for 4 hours and air cool.

Relate Steel Type

Steel Type Country Code C(%) Si(%) Mn(%) P(%) N(%) S(%) Cr(%)
304LN CNS Q0.03 Q1.0 Q2.0 Q0.045 0.12-0.22 Q0.03 17.0-19.0
00Cr18-Ni10N GB Q0.03 Q1.0 Q2.0 Q0.035 Q0.03 17.0-19.0
SUS304LN JIS Q0.03 Q1.0 Q2.0 Q0.045 0.12-0.22 Q0.03 17.0-19.0
304LN AISI Q0.03 Q1.0 Q2.0 Q0.045 0.1-0.16 Q0.03 18.0-20.0
X2CrNi-N18-10 DIN Q0.03 Q1.0 Q2.0 Q0.045 0.12-0.22 Q0.03 17.0-19.0