Chemical Chart
Steel Hardness Conversion
Open Conversion
| Grade | %C |
%Si |
%Mn |
%P |
%S |
%Ni |
%Cr |
%Cu |
Others |
Comparison |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AISI | DIN | MAX | MAX | MAX | MAX | MAX | MAX | MAX | MAX | B.S. | JIS | |
| 201 | - | 0.15 | 1.00 | 7.00-9.00 | 0.10 | 0.03 | 0.40-1.00 | 14.00-16.00 | 1.50-2.50 | - | - | SUS201 |
| 202 | - | 0.15 | 1.00 | 7.50-10.00 | 0.06 | 0.03 | 4.00-6.00 | 17.00-19.00 | 1.50-2.50 | - | - | SUS202 |
| 204Cu | 1.4597 | 0.09 | 1.00 | 6.50-8.50 | 0.06 | 0.03 | 1.50-3.00 | 16.00-17.00 | 2.00-3.00 | - | - | SUS204Cu |
| 302 | 1.4312 | 0.15 | 1.00 | 2.00 | 0.045 | 0.03 | 8.00-10.00 | 17.00-19.00 | - | - | 302S25 | SUS302 |
| 302HQ | 1.4567 | 0.04 | 1.00 | 2.00 | 0.045 | 0.03 | 8.50-10.50 | 17.00-19.00 | 3.00-4.00 | N=0.10 Max | - | - |
| 303 | 1.4305 | 0.15 | 1.00 | 2.00 | 0.20 | 0.15-0.35 | 8.00-10.00 | 17.00-19.00 | - | Mo=0.60 Max | 303S31 | SUS303 |
| 303Cu | - | 0.15 | 1.00 | 2.00 | 0.15 Min | 0.10 Min | 8.00-10.00 | 17.00-19.00 | 2.00-3.00 | - | 303S30 | - |
| 304 | 1.4301 | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 8.00-10.50 | 18.00-20.00 | - | - | 304S15 | SUS304 |
| 304L | 1.4307 | 0.03 | 1.00 | 2.00 | 0.045 | 0.03 | 8.00-12.00 | 18.00-20.00 | - | N=0.10 Max | 304S11 | SUS304L |
| 304Cu | - | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 8.00-10.50 | 18.00-20.00 | 2.00-3.00 | - | - | - |
| 304H | - | 0.04-0.10 | 1.00 | 2.00 | 0.045 | 0.03 | 8.00-10.50 | 18.00-20.00 | - | - | - | - |
| 309 | 1.4828 | 0.20 | 1.50-2.50 | 2.00 | 0.045 | 0.015 | 11.00-13.00 | 19.00-21.00 | - | - | - | - |
| 309S | 1.4950 | 0.04-0.08 | 0.70 | 2.00 | 0.035 | 0.015 | 12.00-15.00 | 22.00-24.00 | - | N=0.10 Max | - | - |
| 310 | 1.4841 | 0.25 | 1.50 | 2.00 | 0.045 | 0.03 | 19.00-22.00 | 24.00-26.00 | - | - | 310S24 | SUH310 |
| 310S | 1.4845 | 0.08 | 1.50 | 2.00 | 0.045 | 0.03 | 19.00-22.00 | 24.00-26.00 | - | - | - | SUS310S |
| 314 | - | 0.25 | 1.50-3.00 | 2.00 | 0.045 | 0.03 | 19.00-22.00 | 23.00-26.00 | 0.50 | Mo=0.50 | - | - |
| 316 | 1.4401 | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 10.00-14.00 | 16.00-18.00 | - | Mo=2.00-3.00 | 316S16 | SUS316 |
| 316L | 1.4404 | 0.03 | 1.00 | 2.00 | 0.045 | 0.03 | 10.00-14.00 | 16.00-18.00 | - | Mo=2.00-3.00 & N=0.10 Max | 316S11 | SUS316L |
| 316Ti | 1.4571 | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 10.00-14.00 | 16.00-18.00 | - | Mo=2.00-3.00 & Ti=5x(C+N) Min to 0.70 | 320S31 | - |
| 316LN | - | 0.03 | 1.00 | 2.00 | 0.045 | 0.03 | 10.00-13.00 | 16.00-18.00 | - | Mo=2.00-3.00 & N=0.10-0.16 | - | - |
| 316LMo | 1.4435 | 0.03 | 1.00 | 2.00 | 0.045 | 0.015 | 12.50-15.00 | 17.00-19.00 | - | Mo=2.50-3.00 & N=0.10 Max | - | - |
| 317L | 1.4438 | 0.03 | 0.75 | 2.00 | 0.04 | 0.015 | 11.00-15.00 | 18.00-20.00 | 0.50 | - | - | - |
| 321 | 1.4541 | 0.08 | 1.00 | 2.00 | 0.045 | 0.03 | 9.00-12.00 | 17.00-19.00 | - | Ti=5x(C+N) Min to 0.70 | 321S31 | SUS321 |
| 347 | 1.4550 | 0.08 | 0.75 | 2.00 | 0.045 | 0.03 | 9.00-13.00 | 17.00-19.00 | - | N=0.10 Max | - | - |
| 403 | 1.4024 | 0.15 | 0.05 | 1.00 | 0.04 | 0.03 | - | 11.50-13.00 | - | - | 420S29 | SUS 403 |
| 409 | 1.4512 | 0.08 | 1.00 | 1.00 | 0.04 | 0.03 | 0.50 | 10.50-11.70 | - | Ti:(Min) 6 x C (Max) 0.75 | - | - |
| 409Nb | - | 0.03 | 1.00 | 1.00 | 0.04 | 0.03 | - | 11.50-13.50 | - | - | - | - |
| 409HiNb | - | 0.03 | 1.00 | 1.00 | 0.04 | 0.03 | 0.75-1.00 | 10.50-11.75 | - | N=0.03 Max, Nb=0.30-0.60 | - | - |
| 409HiNi | - | 0.03 | 1.00 | 1.00 | 0.04 | 0.03 | 0.75-1.00 | 10.50-11.75 | - | N=0.015-0.03 Max, Nb=0.20-0.50 | - | - |
| 409HiTi | - | 0.03 | 1.00 | 1.00 | 0.04 | 0.03 | 0.75-1.00 | 10.50-11.75 | - | Nb=0.20-0.50, Ti=0.15-0.40, N=0.03 Max | - | - |
| 409Ti | - | 0.03 | 1.00 | 1.00 | 0.04 | 0.02 | 0.50 | 10.50-11.70 | - | Ti=0.50 Max | - | - |
| 409V | - | 0.03 | 1.00 | 1.00 | 0.04 | 0.02 | 0.50 | 10.50-12.50 | - | Ti=0.75 Max, Nb=0.15-0.50 | - | - |
| 410 | 1.4006 | 0.15 | 1.00 | 1.00 | 0.04 | 0.03 | 0.75 | 11.50-13.50 | - | - | 410S21 | SUS 410 |
| 410L | - | 0.08 | 1.00 | 1.00 | 0.04 | 0.03 | - | 11.50-13.50 | - | - | - | - |
| 416 | 1.4005 | 0.15 | 1.00 | 1.25 | 0.06 | 0.15-0.35 | 0.75 | 12.00-14.00 | - | Mo=0.60 Max, N=0.10 Max | 416S21 | SUS 416 |
| 420 | 1.4021 | 0.15-0.25 | 1.00 | 1.00 | 0.04 | 0.03 | 0.75 | 12.00-14.00 | - | N=0.10 Max | 420S37 | SUS 420J1 |
| 420B | 1.4028 | 0.26-0.35 | 1.00 | 1.50 | 0.04 | 0.03 | - | 12.00-14.00 | - | - | 420S45 | SUS 420J2 |
| 420C | 1.4034 | 0.43-0.50 | 1.00 | 1.00 | 0.04 | 0.03 | - | 12.50-14.00 | - | - | - | - |
| 420RM | 1.4122 | 0.33-0.45 | 1.00 | 1.50 | 0.04 | 0.03 | 1.00 | 15.50-17.50 | - | Mo=0.80-1.30 | - | - |
| 420F | - | 0.30-0.40 | 1.00 | 1.25 | 0.06 | 0.15-0.35 | 0.50 | 12.00-14.00 | 0.60 | - | - | - |
| 420V | 1.4923 | 0.35-0.50 | 1.00 | 1.00 | 0.04 | 0.015 | 0.50 | 14.00-16.00 | - | V=1.50 Max, N=0.10-0.30 | - | - |
| 430 | 1.4016 | 0.12 | 1.00 | 1.00 | 0.04 | 0.03 | 0.75 | 16.00-18.00 | - | - | 430S15 | SUS430 |
| 430Nb | 1.4511 | 0.05 | 1.00 | 1.00 | 0.04 | 0.03 | - | 16.00-18.00 | 0.20 | Nb=12xC (Min to 1.00) | - | - |
| 430F | - | 0.10 | 1.00 | 1.50 | 0.04 | 0.15-0.35 | - | 15.50-17.50 | - | - | - | SUS 430F |
| 430F | 1.4104 | 0.10-0.17 | 1.00 | 1.50 | 0.04 | 0.15-0.35 | 0.50 | 15.50-17.50 | - | Mo=0.20-0.60 | - | - |
| 431 | - | 0.20 | 1.00 | 1.00 | 0.04 | 0.03 | 1.25-2.50 | 15.00-17.00 | - | - | 431S29 | SUS 431 |
| 431 | 1.4057 | 0.12-0.22 | 1.00 | 1.50 | 0.04 | 0.03 | 1.50-2.50 | 15.00-17.00 | - | - | - | - |
| 434 | - | 0.12 | - | 1.00 | 0.04 | 0.03 | - | 16.00-18.00 | - | Mo=0.75-1.25 | - | - |
| 440B | - | 0.26-0.30 | 1.00 | 1.50 | 0.04 | 0.03 | 0.75 | 12.00-14.00 | - | - | - | - |
| 440C | - | 0.95-1.20 | 1.00 | 1.00 | 0.04 | 0.03 | 0.60 | 16.00-18.00 | - | Mo=0.75 | - | - |
| 441 | - | 0.03 | 1.00 | 1.00 | 0.04 | 0.015 | 0.50 | 17.50-18.50 | - | - | - | - |
| 630-A / 17-4 PH | 1.4542 | 0.07 | 1.00 | 1.00 | 0.04 | 0.03 | 3.00-5.00 | 15.00-17.50 | 3.00-5.00 | - | - | - |
| 904L | - | 0.02 | 1.00 | 2.00 | 0.045 | 0.035 | 23.00-28.00 | 19.00-23.00 | 1.00-2.00 | Mo=4.00-5.00 & N=0.10 Max | - | - |
| SAE-1008 | - | 0.10 | 0.20 | 0.30-0.50 | 0.04 | 0.05 | 0.15 | 0.07 | 0.20 | Mo=0.05 Max | - | - |
| SAE-1010 | - | 0.15 | - | 0.30-0.60 | 0.04 | 0.05 | - | - | - | - | - | - |
| SAE-1144 | - | 0.40-0.48 | - | 1.35-1.65 | 0.04 | 0.24-0.33 | - | - | - | - | - | - |
| SAE-1541 | - | 0.36-0.44 | - | 1.35-1.65 | 0.03 | 0.035 | - | - | - | Pb=0.15-0.35, B=0.0005-0.003 | - | - |
| SAE-4140 | - | 0.38-0.43 | 0.15-0.35 | 0.75-1.00 | 0.035 | 0.04 | - | 0.80-1.10 | - | Mo=0.15-0.25 | - | - |
| SAE-52100 | - | 0.98-1.10 | 0.15-0.35 | 0.25-0.45 | 0.025 | 0.025 | - | 1.30-1.60 | - | Mo=0.01 | - | - |
| SAE-8620 | - | 0.18-0.23 | 0.15-0.35 | 0.70-1.00 | 0.035 | 0.04 | 0.40-0.70 | 0.40-0.60 | 0.35 Min | Mo=0.15-0.25 | - | - |
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