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Wire rods and Bars (¿ÍÀ̾î & ºÀ)
| Standards | Grades | Chemical composition(%) max |
| H | O | N | Fe | C | Pd | Al | V | Ti |
| JIS H 4650 | Class 1 | 0.015 | 0.15 | 0.05 | 0.2 | - | - | - | - | Bal |
| Class 2 | 0.015 | 0.2 | 0.05 | 0.25 | - | - | - | - | Bal |
| Class 3 | 0.015 | 0.3 | 0.07 | 0.3 | - | - | - | - | Bal |
| Class 4 | 0.015 | 0.4 | 0.07 | 0.5 | - | - | - | - | Bal |
| JIS H 4665 | Class 11 | 0.015 | 0.15 | 0.05 | 0.2 | - | 0.12~0.25 | - | - | Bal |
| Class 12 | 0.015 | 0.2 | 0.05 | 0.25 | - | 0.12~0.25 | - | - | Bal |
| Class 13 | 0.015 | 0.3 | 0.07 | 0.3 | - | 0.12~0.25 | - | - | Bal |
| ASTM B348 | Grade 1 | 0.015 | 0.18 | 0.03 | 0.2 | 0.8 | - | - | - | Bal |
| Grade 2 | 0.015 | 0.25 | 0.03 | 0.3 | 0.8 | - | - | - | Bal |
| Grade 3 | 0.015 | 0.35 | 0.05 | 0.3 | 0.8 | - | - | - | Bal |
| Grade 4 | 0.015 | 0.4 | 0.05 | 0.5 | 0.8 | - | - | - | Bal |
| Grade 7 | 0.015 | 0.25 | 0.03 | 0.3 | 0.8 | 0.12~0.25 | - | - | Bal |
| Grade 9 | 0.015 | 0.18 | 0.03 | 0.25 | 0.8 | - | 2.5~3.5 | 2.0~3.0 | Bal |
Welded and Seamless pipe and Tubes (ÆÄÀÌÆ® & Æ©ºê)
| Standards | Grades | Chemical composition(%) max |
| H | O | N | Fe | C | Pd | Ti |
| JIS H 4630 | Class 1 | 0.015 | 0.15 | 0.05 | 0.2 | - | - | Bal |
| JIS H 4631 | Class 2 | 0.015 | 0.2 | 0.05 | 0.25 | - | - | Bal |
| Class 3 | 0.015 | 0.3 | 0.05 | 0.3 | - | - | Bal |
| HIS H 4630 | Class 4 | 0.015 | 0.4 | 0.07 | 0.5 | - | - | Bal |
| ASTM B338 | Grade 1 | 0.015 | 0.18 | 0.03 | 0.2 | 0.08 | - | Bal |
| Grade 2 | 0.015 | 0.25 | 0.03 | 0.3 | 0.08 | - | Bal |
| ASTM B861 (B337) | Grade 3 | 0.015 | 0.35 | 0.05 | 0.3 | 0.08 | - | Bal |
| ASTM B862 (B337) | Grade 7 | 0.015 | 0.25 | 0.03 | 0.0.3 | 0.08 | 0.12~0.25 | Bal |
| Grade 11 | 0.015 | 0.18 | 0.03 | 0.2 | 0.08 | 0.12~0.25 | Bal |
| Grade 1 | 0.015 | 0.18 | 0.03 | 0.2 | 0.1 | - | Bal |
| ASME SB338 | Grade 2 | 0.015 | 0.25 | 0.03 | 0.3 | 0.1 | - | Bal |
| ASME SB337 | Grade 3 | 0.015 | 0.35 | 0.05 | 0.3 | 0.1 | - | Bal |
| Grade 7 | 0.015 | 0.25 | 0.03 | 0.3 | 0.1 | 0.12~0.25 | Bal |
| AMS 4941 C | | 0.015 | 0.25 | 0.05 | 0.2 | 0.1 | - | Bal |
Plates, Hot-rolled and Cold sheets and Coils (ÆÇ & ÄÚÀÏ)
| Standards | Grades | Chemical composition(%) max |
| H | O | N | Fe | C | Pd | Ru | Ni | Ti |
| JIS H 4600 | Class 1 | 0.01 | 0.15 | 0.05 | 0.2 | - | - | - | - | Bal |
| Class 2 | 0.01 | 0.2 | 0.05 | 0.25 | - | - | - | - | Bal |
| Class 3 | 0.01 | 0.3 | 0.07 | 0.3 | - | - | - | - | Bal |
| Class 4 | 0.01 | 0.4 | 0.07 | 0.5 | - | - | - | - | Bal |
| JIS H 4605 | Class 11 | 0.01 | 0.15 | 0.05 | 0.2 | - | 0.12~0.25 | - | - | Bal |
| Class 12 | 0.01 | 0.2 | 0.05 | 0.25 | - | 0.12~0.25 | - | - | Bal |
| Class 13 | 0.01 | 0.3 | 0.07 | 0.3 | - | 0.12~0.25 | - | - | Bal |
| ASTM B265-95A | Grade 1 | 0.2 | 0.18 | 0.03 | 0.2 | 0.8 | - | - | - | Bal |
| Grade 2 | 0.2 | 0.25 | 0.03 | 0.3 | 0.8 | - | - | - | Bal |
| Grade 3 | 0.2 | 0.35 | 0.05 | 0.3 | 0.8 | - | - | - | Bal |
| Grade 4 | 0.2 | 0.4 | 0.05 | 0.5 | 0.8 | - | - | - | Bal |
| Grade 7 | 0.2 | 0.25 | 0.03 | 0.3 | 0.8 | 0.12~0.25 | - | - | Bal |
| Grade 11 | 0.2 | 0.18 | 0.03 | 0.2 | 0.8 | 0.12~0.25 | - | - | Bal |
| Grade 13 | 0.2 | 0.1 | 0.03 | 0.2 | 0.8 | - | 0.04~0.06 | 0.4~0.6 | Bal |
| Grade 14 | 0.2 | 0.15 | 0.03 | 0.3 | 0.8 | - | 0.04~0.06 | 0.4~0.6 | Bal |
| Grade 15 | 0.2 | 0.25 | 0.05 | 0.3 | 0.8 | - | 0.04~0.06 | 0.4~0.6 | Bal |
| ASME SB265 | Grade 2 | 0.02 | 0.18 | 0.03 | 0.2 | 0.1 | 0.12~0.25 | - | - | Bal |
| AMS 4902F | | 0.02 | 0.2 | 0.05 | 0.3 | 0.8 | - | - | - | Bal |
| AMS 4900 | | 0.02 | 0.3 | 0.05 | 0.3 | 0.8 | - | - | - | Bal |
| AMS 4901M | | 0.02 | 0.4 | 0.05 | 0.5 | 0.8 | - | - | - | Bal |
| DIN 17860 | 3.7025 | 0.1 | 0.12 | 0.05 | 0.15 | 0.6 | - | - | - | Bal |
| 3.7025 | 0.1 | 0.18 | 0.05 | 0.2 | 0.6 | - | - | - | Bal |
| 3.7025 | 0.1 | 0.25 | 0.05 | 0.25 | 0.6 | - | - | - | Bal |
| 3.7025 | 0.1 | 0.35 | 0.05 | 0.3 | 0.6 | - | - | - | Bal |