Amaphetha wezisekelo ezilungileyo zikhuphela ngokushaya kanye nokusenzeni okuningi, lokhu kuvunyelwe ukuthi kube ngenxa yobukhono bokuthuthukisa nokubheka. Amaphetha lesikarboni, njengesi 1020 noma 1045, bangena amandla okuphakanyiswayo emakhomoni akhokho olucacileyo njengemigear noma amasha. Amaphetha kaCorten zikhuphela ngokulandelana ngephakathi lapho zihlabeleke kakhulu ngoba iziphiqiso zabo zingene ukuthi zibuyele kuwo wonke umdlalo. Amaphetha amahhawula (chequered) ziziphindaphinda ukusuka kumazibuko nezindabuko. Ngokuhlola amasiko amahhovathali, i-A516-grade amaphetha azikhuphela ngokulandelana nephandlu elenkulu lapho kulandelana nemithombo enkulu. Iperforated plates (amaphetha amahhulayo) abangene ukuthi zikhuphela ngokulandelana nephandlu lemfundiswa okanye lezidinge. Ukufunda izinkinga ezininzi lizokwenzeka ukuba usuke usukene nokuquketha okanye ukwenza okungavumelekanga. Fokolisa izinto ezingeni lokuncedisiyo, amandla akhokho, kunye nempumelelo yokusebenzisa. Izixhasi ezincedwe zikhuphela amanye amaxesha (ngokumbi ASTM A36) kunye nenkinga yenkxaso yokusebenza ukubaluleka nokuthi khetho lakho libe ngendlela yeprojekthi.