商品名称： PQF连轧机轧辊 Continuous Mill Rolls

主要材料: Main Materials
针状贝氏体或珠光体球铁.无限冷硬铸铁
Acicular Bainite Nodular Casting Iron, Pearlite Nodular Casting Iron, Indefinite Chill Casting Iron
主要性能: Property
硬度:58~72HSD;抗拉强度≥550Mpa;
冲击韧性: ≥4 J 
Hardness: 58~72HSD;Tensile Strength ≥550Mpa; Impact Strength ≥4 J 
金相组织:珠光体或贝氏体基体
Metallographic  Structure: Bainite or pearlite matrix
制造方法: Casting Method
离心复合或静态铸造
Centrifugal composite or static casting