... rotating plant and harvest of grass 牧草轮种轮收 fine pearlite 精细珠光体 discharge levy 排污收费 ...
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Its microstructure is fine pearlite and carbides.
金相组织是细珠光体和碳化物。
The result shows that in a great scope of cooling rates, constant percentage of fine pearlite and ferrite can be obtained.
结果表明在相当大的冷却速度范围内，可获得稳定体积百分含量的细片状珠光体加铁素体组织。
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%.
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%。
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