1967年初,我厂正式采用液压操纵开合型,电磁-针阀控制进气的低压铸造机铸造汽缸盖。无产阶级文化大革命以来,铸工车间三连广大革命职工,在毛主席无产阶级革命路线的指引下,在“鞍钢宪法”光辉旗帜指引下,在厂革委会和车间领导小组的领 At the beginning of 1967, our factory formally adopted the hydraulic control open-close type, electromagnetic-needle valve to control the intake low-pressure casting machine casting cylinder head. Since the Great Proletarian Cultural Revolution, casting workers have been connected with a large number of revolutionary workers in the casting workshop. Under the guidance of Chairman Mao’s proletarian revolutionary line and under the glorious banner of the Anshan Iron and Steel Constitution,