20d nails

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  • The higher the carbon content of steel wire, the worse its plasticity, the smaller the section compression and elongation of steel wire, steel wire in rolling deformation is difficult, the width of the smaller. For alloy steel wire, because the alloy element dissolved in solid solution can improve the cold working hardening rate of steel wire, its deformation resistance is large, the rolling width is small, and it is easy to crack.

  • Generally larger birds choose tall but more dense cage, so as not to damage the tail feathers. Although bailing and other small body, but high flying singing habits, with a special high cage.

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