Yuav txheeb xyuas qib Q235 li cas?
A: Kosmill daim ntawv pov thawj(cov ntaub ntawv tshuaj lom neeg / tshuab); Daim ntawv ceeb toom cuam tshuam rau B/C/D.
Tus nqi ntawm Q235 yog dab tsi?
A: Tsawg- nruab nrab; pheej yig tshaj ntawm cov qauv hlau; A
Dab tsi yog qhov tsis xws luag ntawm Q235 phaj?
A: Nto: xeb, khawb, yob cov cim; Sab hauv: inclusions, porosity, segregation.
Dab tsi yog tus qauv kam rau ua rau Q235 phaj?
A: GB/T 709-2019(kub-rolled phaj).
Q235 puas yuav tsum tau kuaj ultrasonic (UT)?
A: Ib txwmtsis muaj; UT xaiv tau rau cov ntawv thov tseem ceeb (piv txwv li, cov hlab ntsha siab).