Dab tsi yog qhov yuav tsum tau ua kom zoo rau Q195 steel phaj?
Tsis muaj kab nrib pleb, folds, delamination, los yog npuas. Txias- cov phaj dov yuav tsum tsis muaj qhov pom tseeb, thiab cov phaj galvanized yuav tsum muaj cov xim zinc txheej tsis muaj tev.
Dab tsi yog cov qauv tshuaj xyuas rau cov pob qij txha welded?
Tsis muaj undercut, slag inclusions, los yog tawg. Secondary Cheebtsam tau txais kev ntsuam xyuas penetrant (PT), thiab cov khoom tseem ceeb tau txais kev kuaj ultrasonic (UT), ua raws li GB 50205.
Tus nqi tseem ceeb npaum li cas ntawm Q195 steel daim hlau?
10%.
Dab tsi yog cov ntsiab lus tseem ceeb rau kev yuav khoom thiab tswj Q195 steel daim hlau?
Yuav nyob rau hauv batch raws li qhov project kev kawm. Txias- cov dov daim hlau yuav tsum tau muab cia rau hauv qhov chaw noo- pov thawj. Tsis txhob khawb cov zinc txheej ntawm galvanized daim hlau. Lub sijhawm khoom xa tuaj yuav tsum tsis pub tshaj 6 lub hlis.
Dab tsi yog qhov kev tiv thaiv- kev kho corrosion rau Q195 steel daim hlau siv hauv kev tsim kho? Ib puag ncig zoo: thov primer + topcoat; Qhov chaw ntub dej: galvanize (Ntau dua lossis sib npaug ntawm 80g / ㎡); Ib puag ncig corrosive heev: galvanize + xim sib xyaw tiv thaiv, lossis siv stainless hlau phaj hloov.