Chemical Composition
Chemical composition
| CHEMICAL COMPOSITION ( IN PERCENTAGE ) | ||||||||||
| Grade | C (Max) | Mn (Max) | P (Max) | S (Max) | Si (Max) | Cr | Ni | Mo | Nitrogen (Max) | Cu/ Others |
| 301 | 0.15 | 2.00 | 0.045 | 0.030 | 1.00 | 16.00 – 18.00 | 6.00 – 8.00 | – | 0.10 | – |
| 304 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 18.00 – 20.00 | 8.00- 10.50 | – | 0.10 | – |
| 304L | 0.030 | 2.00 | 0.045 | 0.030 | 0.75 | 18.00 – 20.00 | 8.00- 12.00 | – | 0.10 | – |
| 310S | 0.08 | 2.00 | 0.045 | 0.030 | 1.50 | 24.00- 26.00 | 19.00 – 22.00 | – | – | – |
| 316 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 16.00 – 18.00 | 10.00 – 14.00 | 2.00 – 3.00 | 0.10 | – |
| 316L | 0.030 | 2.00 | 0.045 | 0.030 | 0.75 | 16.00 – 18.00 | 10.00 – 14.00 | 2.00 – 3.00 | 0.10 | – |
| 317 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 18.00 – 20.00 | 11.00 – 14.00 | 3.00 – 4.00 | 0.10 | – |
| 317L | 0.030 | 2.00 | 0.045 | 0.030 | 0.75 | 18.00 – 20.00 | 11.00 – 15.00 | 3.00 – 4.00 | 0.10 | – |
| 321 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 17.00 – 19.00 | 9.00 – 12.00 | – | 0.10 | Ti5 ( C + N ) Min or 0.70 max |
| 347 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 17.00 – 19.00 | 9.00 – 13.00 | – | – | Cb= 10x ( C Min ) or 1.00 Max |
| 409 | 0.08 | 1.00 | 0.040 | 0.010 | 1.00 | 10.50 – 11.75 | 0.50 | – | – | Ti= 6x (C+ N ) Min or 0.70 Max |
| 409M | 0.03 | 0.81.2 | 0.030 | 0.030 | 0.40.75 | 11.00- 12.00 | 1.5 max. | – | – | Ti= 6x (C) Min or 0.70 Max |
| 410S | 0.08 | 1.00 | 0.040 | 0.030 | 1.00 | 11.50- 13.50 | 0.60 | – | – | – |
| 410 | 0.15 | 1.00 | 0.040 | 0.030 | 1.00 | 11.50- 13.50 | 0.75 | – | – | – |
| 420 | 0.35 | 0.50 | 0.035 | 0.015 | 0.50 | 12.00 – 13.00 | 0.20.3 | – | – | – |
| 430 | 0.12 | 1.00 | 0.040 | 0.030 | 1.00 | 16.00 – 18.00 | 0.75 | – | – | – |
| JSL AUS | 0.08 | 7.08.0 | 0.070 | 0.030 | 0.75 | 15.50 – 16.50 | 4.25 – 4.75 | – | – | 0.9 – 1.10 |
| JS- 203 | 0.08 | 9.2510.25 | 0.070 | 0.030 | 0.75 | 14.25 – 15.25 | 2.25 – 2.75 | – | – | 1.60- 2.0 |
| 301M | 0.10 | 4.55.5 | 0.060 | 0.030 | 0.75 | 14.50 – 15.50 | 6.0 – 7.0 | – | – | 1.70- 1.90 |
| * Thickness of 1.27mm & below will have elongation of 20% min. | ||||||||||
Mechanical Composition
| MECHANICAL PROPERTIES | |||||
| Grade | Tensile Strength Mpa, (Min) |
Yield Strength Mpa, (Min) |
%Age Elongation in 50mm gauge length min |
Hardness (Max) | |
| BHN | Rb | ||||
| 301 | 515 | 205 | 40 | 217 | 95 |
| 304 | 515 | 205 | 40 | 201 | 92 |
| 304L | 485 | 170 | 40 | 201 | 92 |
| 310S | 515 | 205 | 40 | 217 | 95 |
| 316 | 515 | 205 | 40 | 217 | 95 |
| 316L | 485 | 170 | 40 | 217 | 95 |
| 317 | 515 | 205 | 35 | 217 | 95 |
| 317L | 515 | 205 | 40 | 217 | 95 |
| 321 | 515 | 205 | 40 | 217 | 95 |
| 347 | 515 | 205 | 40 | 201 | 92 |
| 409 | 380 | 170 | 20 | 179 | 88 |
| 409M | 430 | 275 | 20 | 187 | 90 |
| 410S | 415 | 205 | 22 | 183 | 89 |
| 410 | 450 | 205 | 20 | 217 | 89 |
| 420 | 700( max ) | – | 15 | 217 | 95 |
| 430 | 450 | 205 | 22 | 183 | 89 |
| JSL AUS | 515 | 205 | 40 | 217 | 95 |
| JS- 203 | 515 | 205 | 40 | 217 | 95 |
| 301M | 515 | 205 | 40 | 217 |
95
|