Specifies the branch penetration type associated with the object.
BranchPenetrationType_UNDEFINED = 0
Undefined penetration type.
BranchPenetrationType_CENTER = 1
The branch penetrates to the center of the header.
BranchPenetrationType_SURFACE = 2
The branch touches the surface of the header.
BranchPenetrationType_USER_DEFINED = 3
The magnitude of penetration is user-defined. The penetration is stored in the BranchPenetration property.