Not much calcium and quite a lot of sodium chloride. The pipes do rot.
mg/l:
Ca = 1.8, Mg = 2.4, Na = 35.2,
Bicarbonate = 0, Carbonate 8.4, Sulfate = 16.7, Cl = 41.
Total hardness as CaCO3 = 14
Ions don't quite balance because I used the average of the water reports.
I use the mabrungard...