He momo maitai te EN39 S235GT me te Q235 e whakamahia ana mō ngā mahi hanga.
Ko te EN39 S235GT he paerewa maitai Pākehā e pā ana ki te hanganga matū me ngā āhuatanga ā-pūkaha o te maitai. Kei roto ko te 0.2% waro, 1.40% manganese, 0.040% whākōkī, 0.045% whanariki, me te iti iho i te 0.020% Al. Ko te kaha kume mutunga o te EN39 S235GT he 340-520 MPa.
Ko te Q235, i tētahi atu ringa, he kounga maitai paerewa Hainamana. He rite ki te kounga maitai paerewa EN S235JR e whakamahia whānuitia ana i Ūropi. Ko te ihirangi waro o te maitai Q235 he 0.14%-0.22%, he ihirangi manganese he iti iho i te 1.4%, he ihirangi phosphorus he 0.035%, he ihirangi whanariki he 0.04%, ā, he ihirangi silicon he 0.12%. Ko te kaha kume mutunga o te Q235 he 370-500 MPa.
Hei whakarāpopototanga, he rite tonu ngā hanganga matū o te EN39 S235GT me te Q235 engari he paku rerekē ngā āhuatanga ā-pūkaha. Ko te kōwhiringa i waenga i ngā mea e rua e whakawhirinaki ana ki te tono me ngā whakaritenga motuhake o te kaupapa.
Wā tuku: Maehe-29-2023