Dab tsi yog daim ntawv thov tseem ceeb ntawm Q235 steel phaj?
A: Cov khoom siv dav dav xws li cov qauv tsim, cov chaw tsim khoom, txuas hniav, cov yees, ntim, tsheb, tshuab hauv paus, thiab cov ntawv hlau.
Dab tsi yog cov qauv European / Asmeskas / Nyij Pooj rau Q235 hauv kev lag luam txawv teb chaws?
A: Kwv yees li ntawm: ASTM A36, EN S235JR, JIS SS400 (nrog qhov sib txawv me ntsis hauv kev sib xyaw / kev ua haujlwm).
Dab tsi yog qhov yuav tsum tau ua rau Q235 hauv kev xa khoom txawv teb chaws?
A: Cov ntaub ntawv pov thawj (Mill Test Certificate), dimensional tolerances, deg quality, impact test (B/C/D), and flaw detection (UT/MT).
Dab tsi yog kev ceev faj rau khaws thiab thauj Q235 steel daim hlau?
A: Tiv thaiv los ntawm ya raws, nag, thiab khawb; pawg ntawm cov ntoo thaiv kom tsis txhob muaj kev sib cuag nrog hauv av; siv cov cuab yeej nqa tshwj xeeb rau hoisting.
Yuav ua li cas xaiv ntawm Q235 thiab Q355?
A: Xaiv Q235 rau kev thauj khoom zoo tib yam thiab tus nqi -kev ua tau zoo; xaiv Q355 rau cov khoom hnyav, siab -cov tsev nce siab, thiab cov spans loj.