| Handelsmerk \Compositie | C | MN | SI | S | P | Ni | MA | CR | Cu |
| ER49-1 | ≤0.11 | 1.80-2.10 | 0.65-0.95 | ≤0.030 | ≤0.030 | ≤0.30 | ---- | ≤0.20 | ≤0.50 |
| ER50-6 | 0.06-0.15 | 1.40-1.85 | 0.80-1.15 | ≤0.035 | ≤0.025 | ---- | ≤0.50 |
| Handelsmerk \prestaties | Opbrengststerkte MPa | Treksterkte MPa | Uitbreidingssnelheid (%) | SchokwaardeJ() | Bescherm gas |
| ER49-1 | ≥372 | ≥490 | ≥20 | ≥47 (kamertemperatuur) | CO2 |
| ER50-6 | ≥420 | ≥500 | ≥22 | ≥27(-29) | CO2 |
| Diameter (mm) | 0.80 | 1.00 | 1.20 | 1.60 |
| Stromingen(A) | 40-140 | 70-250 | 80-350 | 170-550 |
| Spanning (V) | 16-21 | 17-27 | 18-30 | 23-43 |