fine grained structural steel
... 本质细晶粒 inherentfinegrain 细晶粒结构钢 fine grained structural steel 超细晶粒度 ultrafinegrainsize ...
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细晶粒低碳结构钢 plastalloy
·2,447,543篇论文数据，部分数据来源于NoteExpress
使用状态的组织为细晶粒的铁素体—珠光体，强度比普通碳素结构钢Q235高约20%～30%，耐大气腐蚀性能高20%～38%。
Using the state of the organization for the fine grain ferrite pearlite, strength than ordinary carbon structural steel Q235 about 20% ~ 30%, high atmospheric corrosion resistance of 20% ~ 38%.
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