| | SFA/AWS A5.7 |  | ERCu |  | EN 14640 |  | S Cu 1898 (CuSn1) | 
 |  | |  |  |  | Si | 0,3 |  | Mn | 0,3 |  | Cu | >98,0 |  | Sn | 0,8 |  | Wire composition | 
 | Yield stress, MPa 75
 Tensile strength, MPa
 220
 Elongation, %
 30
 Elongation, %
 30
 Weld metal hardness, a w
 70 HV
 
 | Charpy V |  | Test temps, °C | Impact values, J |  | +20 | 75 |  | -20 | 40 | 
 |