I-ASTM A234 ye-carbon yentsimbi ye-carbon yentsimbi, i-Allow Stores yentsimbi yenziwa nge-chromium, i-molybdenum, i-nickel affel, i-distelloy, i-distelloy, i-disnelloy, amandla aphezulu, ukuxhathisa ngokuchaseneyo nokunganyangeki kakuhle. Isetyenziswe ngokubanzi kwimibhobho yeoyile kunye negesi, ishishini leekhemikhali, izityalo zamandla, izityalo zamandla eNyukliya, iiseva kunye namanye amasimi.