Txhawm rau muab cov neeg yuav khoom zoo dua thiab kev pabcuam tshaj lij, thaum sawv ntxov ntawm 17th Lub Xya Hli 2019, Youfa International txhua tus neeg ua haujlwm tau kawm thoob ntiaj teb cov qauv rau txias tsim square thiab cov yeeb nkab square.
Thaum pib, tus thawj tswj hwm Li Shuhuan luv luv qhia Youfa pib xyoo 2000 los ntawm lub Hoobkas me me thiab tam sim no ncav cuag lub peev xwm ntau lawm 16 lab tons thiab xa tawm ntim 25 txhiab tons.
Thiab tom qab ntawd raws li tus kws qhia lub sij hawm no gerneral manager Ma los ntawm Hong Kong lub tuam txhab tau qhia ib zaj lus qhia ntawm txias tsim square thiab rectangular steel yeeb nkab.
Tam sim no, txias tsim qauv square thiab duab plaub steel yeeb nkab qauv yog GB / T 6728-2017, JIS G3466-2015, ASTM A500 / A500M-2018 thiab EN10219-1 & 2-2006.
En10219-2 hais tias txoj kab uas hla kam rau ua yog -/+ 0.6%, thickness kam rau ua tsis ntau tshaj -/+ 10%, squareness ntawm ob sab yog 90⁰ ± 1⁰, thiab lub vojvoog ntawm cov ces kaum tsis tshaj peb npaug ntawm cov phab ntsa thickness.Nyob rau hauv tus qauv EN10219, nws kuj hais txog twist thiab ncaj.
Tom qab txoj kev tshawb no, Youfa International Trade cov neeg ua haujlwm yuav muab cov neeg siv khoom tshaj lij thiab cov lus qhia.
Post lub sij hawm: Jul-19-2019