类别
Category

主要参数规格
Main parameter specifications

常用技术标准
Common technical standards

典型钢种
Typical steel grades

用 途
Applications

环件筒件

Ring
Cylinder

≤Φ850mm外径≤Φ850mm
Outside diameter

GB/T3077, EN10083,
EN10085, JB/T6395

18CrNiMo7-6, 17CrNiMo6, 20CrNiMo, 20CrNi2Mo,
20CrMnMo, 20CrMnTi, 34CrNiMo6, 30CrNiMo8,
40CrNiMo, 35CrMo, 42CrMo

港口机械、海工机械的齿轮圈等环类锻件
Ring forgings such as gear ring for port machinery and marine machinery

≤Φ850mm外径≤Φ850mm
Outside diameter

NB/T47008~47010

18CrNiMo7-6, 17CrNiMo6, 20CrNiMo, 20CrNi2Mo,
20CrMnMo, 20CrMnTi, 34CrNiMo6, 30CrNiMo8,
40CrNiMo, 35CrMo, 42CrMo

化工机械的压力容器锻件
Pressure vessel forgings for chemical machinery