Cov yeeb nkab fittings
Butt-weld yeeb nkab taub hau rau txhim khu kev qha pipeline kawg sealing, nrog qhov tseeb sizing, uniform phab ntsa tuab, thiab ruaj khov siab tsis kam rau cov kav dej thiab cov hlab ntsha sib txuas.
Cov khoom
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Butt-weld yeeb nkab taub hau rau txhim khu kev qha pipeline kawg sealing, nrog qhov tseeb sizing, uniform phab ntsa tuab, thiab ruaj khov siab tsis kam rau cov kav dej thiab cov hlab ntsha sib txuas.