Rheinmetall's quarterly revenue rises 7.7% to $2.27 billion

German defence ​group ‌Rheinmetall's first-quarter ​revenue ​rose 7.7% to ⁠1.94 ​billion ​euros ($2.27 billion) from ​a ​year earlier, it ‌said ⁠in a statement ​on ​Monday.