public:
enum constants {kC=6, kAlu=9, kInox=19, kGetter=20, kBe=5, kVac=16,
public:
enum constants {kC=6, kAlu=9, kInox=19, kGetter=20, kBe=5, kVac=16,
virtual void SetPipeMaterial(Int_t mat = kBe) {fPipeMaterial = mat;}
virtual Int_t IsVersion() const {return 0;}
protected:
virtual void SetPipeMaterial(Int_t mat = kBe) {fPipeMaterial = mat;}
virtual Int_t IsVersion() const {return 0;}
protected: