1020 daidaitaccen bututu karfe 20 # bututun ƙarfe mara nauyi
Takaitaccen Bayani:
American Standard Steel bututu yanki ne mara fa'ida, babu mahaɗan haɗin gwiwa na dogon ƙarfe.
ASTM A53 GR., Standard Karfe bututu.B sumul karfe shambura ga general amfani, ASTM A106 / A53 G. B chamfered chamfered karfe shambura, BS 1387-1985 inch erw high mita welded tubes da galvanized shambura, ASTM A333-40 °c-101 °c low zafin jiki sumul shambura., ASTM a 179 bututun ƙarfe maras sumul don masu musayar zafi da na'urorin haɗi.Tsawon Tube Karfe: 5.8 M, 6 M, kuma har zuwa 12 m, kuma bisa ga bukatun mai amfani.A waje diamita na samfurin ne 1/2′′-28′′,21.3-711.2 mm, bango kauri SCH30, SCH40, STD, XS, SCH80, Sch160, XXS da dai sauransu.M bututu bisa ga bukatun na iya zama surface anti-lalata magani, duka biyu ƙare da filastik iyakoki, za a iya chamfered bisa ga bukatun, kuma zai iya rike da kayayyaki dubawa.
