jual magnesium anode surabaya for Dummies
Ukuran ini memungkinkan angkur untuk menahan beban berat dan memberikan stabilitas tambahan pada struktur.Concrete edge: a semi-conical fracture surface develops originating from the point of bearing up into the cost-free surface area. Such a failure occurs, for an anchor from the proximity of the edge on the concrete member.Threaded sleeves: encom