ARMATUR

摘要

A faucet includes a first valve plate comprising a base material (18) and a strengthening layer (23) provided above the base material. An amorphous diamond material (30) is provided above the strengthening layer. The amorphous diamond material has a coefficient of friction that is lower than that of diamond-like carbon and has a hardness that is greater than that of diamond-like carbon. The strengthening layer (23) comprises at least one of tantalum, niobium or a compound, complex or salt of tantalum or niobium.