| Euronorm | Germany | UK | Italy | USA | France NFA 36-401 | ||||||
| EN 10139 | DIN 1624 | BS 1449 | Uni 5866 | ASTM | %C | %Mn | %Si | %S | %P | %Al | |
| DC04 | St4 | CS1 | FEP04 | SAE 1006 | .03 – .06 | .18 – .40 | .02 max | .02 max | .02 max | .02 max | |
| DC04/DC03 | St4/RRSt3 | CS1/CS3 | FEP04 | SAE 1006 | ES | .04 – .08 | .40 max | .03 max | .02 max | .02 max | .02 max |
| DC01 | St2 | CS4 | FEP01 | SAE 1010 | C | .08 – .13 | .30 – .40 | .03 max | .03 max | .03 max | .03 max |
| – | – | – | SAE 1018 | .14 – .17 | .60 – .80 | .15 – .25 | .02 max | .025 max | .025 max | ||
Mechanical Properties
| EN 10139 : 1998 Mechanical Properties | ||||||||
| Mechanical Properties | ||||||||
| Period | Delivery | Symbol | Re | Rm | Elongation | Hardness HV | ||
| Guaranteed | Condition | N/mm2 | N/mm2 | % min A80 | ||||
| 3 months | Annealed | A | – | 270-390 | 28 | 105 max | ||
| Skin passed | LC | 280 max | 270-410 | 28 | 115 max | |||
| Work hardened | C290 | 200-380 | 290-430 | 18 | 95-125 | |||
| C340 | 250 min | 340-490 | – | 105-155 | ||||
| C390 | 310 min | 390-540 | – | 117-172 | ||||
| C440 | 360 min | 440-590 | – | 135-185 | ||||
| C490 | 420 min | 490-640 | – | 155-200 | ||||
| C590 | 520 min | 590-740 | – | 185-225 | ||||
| C690 | 630 min | 690 min | – | 215 min | ||||
| 6 months | Annealed | A | – | 270-370 | 34 | 100 max | ||
| Skin passed | LC | 240 max | 270-370 | 34 | 110 max | |||
| Work hardened | C290 | 210-355 | 290-390 | 22 | 95-117 | Temper rolled H1 | ||
| C340 | 240 min | 340-440 | – | 105-130 | Temper rolled H2 | |||
| C390 | 330 min | 390-490 | – | 117-155 | ||||
| C440 | 380 min | 440-540 | – | 135-172 | Temper rolled H3 | |||
| C490 | 440 min | 490-590 | – | 155-185 | ||||
| C590 | 540 min | 590 min | – | 185 min | ||||