1. 化学成分 Chemical Analysis
钢号
Grades
|
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Mo |
ZuB140CrNiMo |
1.30~1.50 |
0.30~0.60 |
0.70~1.10 |
≤0.035 |
≤0.030 |
0.20~0.80 |
0.80~1.20 |
0.20~0.60 |
ZuB160CrNiMo |
1.50~1.70 |
0.30~0.60 |
0.70~1.10 |
≤0.035 |
≤0.030 |
0.20~1.00 |
0.80~1.20 |
0.20~0.60 |
ZuB180CrNiMo |
1.70~1.90 |
0.30~1.00 |
0.70~1.20 |
≤0.035 |
≤0.030 |
0.60~1.50 |
1.00~1.50 |
0.20~0.80 |
ZuB200CrNiMo |
1.90~2.10 |
0.30~1.00 |
0.70~1.20 |
≤0.035 |
≤0.030 |
1.00~2.00 |
1.20~2.00 |
0.20~0.80 |
2、物理性能 Physical Properties
钢号
Grades
|
辊身硬度(HSD)
Barrel hardness
|
抗拉强度(Mpa)
Tensile strength
|
延伸率(%)
Elongation
|
冲击韧性(J/cm)
Impact toughness
|
ZuB140CrNiMo |
35~45 |
≥590 |
≥1.0 |
≥4 |
ZuB160CrNiMo |
38~53 |
≥540 |
≥1.0 |
≥4 |
ZuB180CrNiMo |
42~55 |
≥500 |
≥0.5 |
≥4 |
ZuB200CrNiMo |
45~60 |
≥450 |
≥0.5 |
≥4 |
3、金相组织 Microstrusture
辊身工作层金相组织为：珠光体+碳化物或细珠光体+少量贝氏体+碳化物
Microstructure of working layer in the barrel:pearlite+carbide/fine pearlite+small percentage bainite+carbide
4、应用范围 Application
型钢、棒材轧机粗轧、中轧机架，高线轧机粗轧机架，热轧带钢粗轧、立辊、支承辊，万能轧机辊套、矫直辊。
Roughing、Intermediate stands of section mill and bar mill、Roughing stands of high-speed wire-rod mill、
Roughing stands of hot strip mill、Vertical rolls、back-up rolls sleeves、straightening rolls
5、承制规格 Scope of supply
辊身直径（mm）
barrel diameter
|
辊身长度（mm）
barrel length
|
＜φ 850 |
＜2400 |
|
