Q: Dab tsi yog tus qauv siv rau lub thickness kam rau ua ntawm Q355 steel phaj?
A: Nws ua raws li GB/T 709-2019, "Dimensions, Shape, Weight and Permissible Deviations of Hot-Rolled Steel Phaj thiab Strips".
Q: Yuav ua li cas paub qhov txawv ntawm Q355B thiab Q355C steel phaj?
A: Lawv tuaj yeem paub qhov txawv ntawm qhov ntsuas kub ntawm daim ntawv pov thawj zoo: Q355B yog kuaj ntawm 20 degree, thiab Q355C ntawm 0 degree. Xwb, cov ntsiab lus sib txawv ntawm cov ntsiab lus tuaj yeem lees paub los ntawm kev tsom xam spectral.
Q: Yuav ua li cas yog lub mis rau xam qhov theoretical hnyav ntawm Q355 steel phaj?
A: Theoretical hnyav (kg)=Thickness (mm) × Dav (m) × Length (m) × 7.85.
Q: Dab tsi yog qhov kev ceev faj cia rau Q355 steel daim hlau?
A: Lawv yuav tsum tau muab cia rau hauv qhov chaw qhuav, zoo -ventilated warehouse, tsis txhob los nag thiab ntub ib puag ncig tiv thaiv xeb. Cov phaj hlau ntawm cov qib sib txawv thiab cov lus qhia tshwj xeeb yuav tsum tau muab cais ua ke thiab sau kom meej meej.
Q: Cov ntaub ntawv tseem ceeb twg suav nrog hauv daim ntawv pov thawj zoo rau Q355 steel phaj?
A: Nws suav nrog qib, cov lus qhia tshwj xeeb, qib zoo, kev xa khoom, tshuaj lom neeg muaj pes tsawg leeg, cov khoom siv kho tshuab, cov qauv siv tau, cov lej ntau lawm, thiab hnub tsim khoom.