Pagbuo ng ferritic heat-resistant steel Taasan ang Cr-1.25Cr hanggang 12Cr Add V, Nb, Mo, W, Co, etc. Development trend ng ferritic heat-resistant steel Tandaan: Ayon sa international practice, ang tinatawag na pearlite, bainite, at martensitic heat-resistant steels sa boiler at pipeline stee...
Magbasa pa