Tuubada labajibbaaran ee dahaadhka budada ah ee loo maro Australia

Macaamiisha Australia waxay ka iibsadaan tuubo laba jibbaaran oo dahaarka budada ah warshadeenna. Macaamiishu waxay u isticmaalaan dayrka.

Waxaa jira laba hab oo wax soo saar ah oo loogu talagalay tuubada labajibbaaran ee dahaarka budada ah:

1.tuubo labajibbaaran oo balck + budada buufinaysa

2. tuubo laba jibbaaran oo galvanized ah + budo buufin ah