Welded steel kav, tseem hu ua welded yeeb nkab, welded steel yeeb nkab yog cov yeeb nkab steel nrog seams uas yog khoov thiab deformed rau hauv puag ncig, square thiab lwm yam duab los ntawmhlau strip or steel phajthiab ces welded rau hauv cov duab. Qhov dav dav qhov ntev yog 6 meters.
ERW welded yeeb nkabQib: Q235A, Q235C, Q235B, 16Mn, 20#, Q345.
Cov khoom siv: Q195-215; Q215-235
Cov qauv kev coj ua: GB / T3091-2015,GB/T14291-2016 ,GB/T12770-2012 ,GB/T12771-2019 ,GB-T21835-2008
Daim ntawv thov: Dej ua haujlwm, petrochemical kev lag luam, tshuaj lom neeg kev lag luam, hluav taws xob kev lag luam, kev ua liaj ua teb dej, kev tsim kho hauv nroog. Muab faib los ntawm kev ua haujlwm: kev thauj mus los ua kua (dej, tso dej), kev thauj mus los ntawm cov pa roj (gas, ncu, liquefied petroleum gas), rau kev siv cov qauv (rau cov kav dej, rau cov choj; wharf, txoj kev, lub tsev qauv yeeb nkab).
Post lub sij hawm: Dec-26-2023
