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不銹鋼球符合對未硬化球的要求,具有優異的韌性和耐腐蝕性。通過退火可以提高耐腐蝕性。非退火和退火球都廣泛用於閥門和相關設備。不銹鋼球能夠抵抗諸如氧化溶液,大多數有機化學物質,食物和消毒溶液的腐蝕。它們對硫酸有中等的耐受性。非磁性可根據要求提供。應用包括氣霧劑,噴霧器,手指泵機構,牛奶攪拌機,食品加工設備和醫療應用。
304:C =最大0.15%,Cr = 17-19%,Mn =最大2.0%,Si =最大1.00%,S =最大0.03%,P =最大0.045%,Ni = 8-10%316:C =最高0.07%,Cr = 16.5-18.5%,Mn =最高2.0%,Si =最高1.00%,S =最高0.03%,P =最高0.045%,Ni = 10.5-13.5%,Mo = 2.5%420:= 0.42-0.50%,Cr = 12.5-14.5%,Mn =最大1.0%,Si =最大1.0%,S =最大0.025%,P =最大0.025%,Mo = 0.40-0.65%,Ni =最大1%,Cu =最多0.3%440:C = 0.86-1.21%,Cr = 16-18%,Mn =最大1.0%,Si =最大1.0%,S =最大0.025%,P =最大0.025%,Mo = 0.40-0.65%,Ni =最大0.75%,Cu =最多0.5%