Mapaipi a mzere

Mapaipi a mzere

  • API 5L yopanda msoko & welded line chitoliro

    API 5L yopanda msoko & welded line chitoliro

    Chitoliro chamzere ndi chitoliro chachitsulo chomwe chimagwiritsidwa ntchito ponyamula mafuta, gasi, kapena madzi mtunda wautali. Zimapangidwa kuchokera ku zitsulo zamphamvu kwambiri zomwe zimatha kupirira zovuta komanso kutentha komwe kumakhudzidwa ndi kayendedwe. Mapaipi amizere ayenera kukwaniritsa miyezo yokhazikika yokhazikitsidwa ndi mabungwe monga American Petroleum Institute (API). API 5L ndi muyezo wamba pa izi. Amapangidwa mosiyanasiyana, kuchokera ku mapaipi ang'onoang'ono omwe amagwiritsidwa ntchito ngati mapaipi okhalamo mpaka mapaipi akulu akulu omwe amagwiritsidwa ntchito ...