Division 3.2 Symbols
United Kingdom
| A | elongation after fracture (Lo = 5,65√So) | % |
| A80 mm | elongation after fracture (Lo = 80 mm) | % |
| KCV | bending rupture energy | J/cm2 |
| P | design pressure | Bar |
| PS | maximum working pressure | Bar |
| Ph | hydrostatic or pneumatic test pressure | Bar |
| Rp0,2 | 0,2 % proof strength | N/mm2 |
| ReT | yield strength at maximum working temperature | N/mm2 |
| ReH | upper yield point | N/mm2 |
| Rm | tensile strength | N/mm2 |
| Rm, max | maximum tensile strength | N/mm2 |
| Rp1,0 | 1,0 % proof strength | N/mm2 |
| Tmax | maximum working temperature | °C |
| Tmin | minimum working temperature | °C |
| V | capacity of the vessel | L |