摘要
阐述采取空心件六方拔长、两端变截面收孔拔长等特殊锻造工艺,保证超长、超重的大型筒类锻件顺利成形。
By special forging processes for hollow parts, such as hexagonal drawing out process and variable cross- section hole-shrinking drawing out process at both ends, the heavy cylindrical forgings with extra length and extra weight could be ensured.
出处
《大型铸锻件》
2015年第6期39-41,共3页
Heavy Casting and Forging
关键词
筒类锻件
平砧六方拔长
收孔拔长
cylindrical forgings
hexagonal drawing out process with flat anvil
hole-shrinking drawing out process
