化学成分（％）C0.4200-0.5000MN0.5000-0.8000P≤0.0450s≤0.4000pb0.1500-0.3000

　　C45PB板可以称为C45PB钢板，C45PB钢板，C45PB滚动板，C45PB开放式平板电脑，C45PB带钢，C45PB冷卷板，C45PB热卷板，C45PB薄板，C45PB薄板，C45PB厚板，C45PB特别厚的厚底板，等等。本质

　　钢，C45pb圆形滚动，C45pb冷拉圆钢等。

　　C45PB管道可称为C45pb钢管，C45pb钢管，C45PB不锈钢无缝管，C45PB无缝管，C45PB钢焊接管，C45PB焊接管，C45PB精密管，C45PB精密管道，C45PB毛细管管道等。