| Deliverable Grade |
|---|
| Standard | Q/BQB 408 | JIS G3141 | JFS A2001 | EN 10130 | DIN 1623 | ASTM A1008 | GB/T 5213 | ISO 3574 |
| Grade | BLC | SPCC | JSC270C | DC01 | St12 | CS | | CR1 |
| BLD | SPCD | JSC270D | DC03 | RRSt13 | DS | | CR2 |
| BUSD | SPCE | JSC270E | DC04 | St14 | DDS | SC1 | CR3 |
| BUFD | SPCF | JSC270F | DC05 | | EDDS | SC2 | CR4 |
| BSUFD | | JSC260G | DC06 | | | SC3 | CR5 |
| Standard | Grade | Chemical Composition of Cold Rolled Mild Steel(%) | Mechanical properties of cold rolled steel | ||||||
|---|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Yielding Strength (MPa) | Tensile Strength (MPa) | Elongation (%) | ||
| JIS G3141 | SPCC | 0.15 max | - | 0.60 max | 0.10 max | 0.05 max | |||
| SPCD | 0.12 max | - | 0.50 max | 0.04 max | 0.04 max | ≤ 240 | ≥ 270 | ≥ 41 | |
| SPCE | 0.10 max | - | 0.45 max | 0.03 max | 0.03 max | ≤ 220 | ≥ 270 | ≥ 43 | |
| SPCF | 0.08 max | - | 0.45 max | 0.03 max | 0.03 max | ≤ 210 | ≥ 270 | ≥ 45 | |
| JIS G3141 Surface quality classification: B-finish; D-mirror finish Heat treatment or state: A - annealed; S - tempered , 8 -1/8 hard, 4-1/4 hard, 2-1/2 hard, 1-hard |
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| EN 10130 | DC01 | 0.12 max | - | 0.60 max | 0.045 max | 0.045 max | 140-280 | 270-410 | ≥ 28 |
| DC03 | 0.10 max | - | 0.45 max | 0.035 max | 0.035 max | 140-240 | 270-370 | ≥ 34 | |
| DC04 | 0.08 max | - | 0.40 max | 0.030 max | 0.030 max | 140-210 | 270-350 | ≥ 38 | |
| DC05 | 0.06 max | - | 0.35 max | 0.025 max | 0.025 max | 140-180 | 270-330 | ≥ 40 | |
| DC06 | 0.02 max | - | 0.25 max | 0.020 max | 0.020 max | 120-170 | 270-330 | ≥ 41 | |
| Surface type: A, B; Surface specification: b=special smooth, g=smooth, m=non-glossy, r=rude Example of plate naming: EN 10130+A1-DC03-B-g where B is the surface type and g indicates that the surface specification is smooth |
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