SYMBOL | CHEMICAL COMPOSITION(%) | MECHENICAL PROPERTIES | APPLICATION | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C | Si | Mn | P | S | Cr | Ni | Mo | YS (N/m㎡) | TS (N/m㎡) | EL(%) | Hv | ||
301 | ≤0.15 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.030 | 16.0 ~ 18.0 | 6.0 ~ 8.0 | - | ≤205 | ≤520 | ≥40 | ≤218 | Train, auto-parts, Spring |
304 | ≤0.08 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.030 | 18.0 ~ 20.0 | 8.0 ~ 10.5 | - | ≥205 | ≥520 | ≥40 | ≤200 | Electronic parts, Auto Parts, precision parts |
304L | ≤0.03 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.030 | 18.0 ~ 20.0 | 9.0 ~ 13.0 | - | ≥175 | ≥480 | ≥40 | ≤200 | |
305 | ≤0.12 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.030 | 17.0 ~ 19.0 | 10.5 ~ 13.0 | - | ≥175 | ≥480 | ≥40 | ≤200 | Electronic Gun, VTR guide |
316 | ≤0.08 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.030 | 16.0 ~ 18.0 | 10.0 ~ 14.0 | - | ≥205 | ≥520 | ≥40 | ≤200 | Chemical, Paper |
316L | ≤0.03 | ≤1.0 | ≤2.0 | ≤0.045 | ≤0.030 | 16.0 ~ 18.0 | 12.0 ~ 15.0 | 2 ~ 3 | ≥175 | ≥480 | ≥40 | ≤200 | |
308L | ≤0.03 | ≤0.75 | ≤2.0 | ≤0.045 | ≤0.030 | 19.0 ~ 21.0 | 10.0 ~ 12.0 | 2 ~ 3 | ≥205 | ≥515 | ≥40 | ≤200 | Overlay plate for hardfacing |
309L | ≤0.03 | ≤0.75 | ≤2.0 | ≤0.045 | ≤0.030 | 22.0 ~ 24.0 | 12.0 ~ 15.0 | - | ≥205 | ≥520 | ≥40 | ≤210 | |
430 | ≤0.12 | ≤0.75 | ≤1.0 | ≤0.040 | ≤0.030 | 16.0 ~ 18.0 | ≤0.6 | - | ≥205 | ≥450 | ≥22 | ≤200 | Home aplicance |
420J2 | 0.26 ~ 0.40 | ≤1.0 | ≤1.0 | ≤0.060 | ≤0.030 | 12.0 ~ 14.0 | ≤0.6 | - | ≥225 | ≥540 | ≥18 | ≤247 | Knife, Valve, Measureing Tape |
409L | ≤0.03 | ≤1.0 | ≤1.0 | ≤0.040 | ≤0.030 | 10.5 ~ 11.75 | ≤0.6 | - | ≥175 | ≥360 | ≥25 | ≤175 | Exhaust system |
440 | 0.6 ~ 1.2 | ≤1.0 | ≤1.0 | ≤0.040 | ≤0.030 | 16.0 ~ 18.0 | ≤0.6 | ≤0.75 | ≥245 | ≥590 | ≥15 | ≤269 | Razor, Sugical blade, Cutter |