CB3449-921.0TVdi4,8h.0:2,02L.0.2L,.2L,0.2图3表3mm公称ddiLa通径LLB.(通孔)BBB1214.77842.935.721.47.1849266.758.733.31616112523.47860.349.220.611.19710579.473.039.732321028467.5924.616.711412096.892.948.4注:矩形校角可作成圆角,最大圆角半径R:等于固定螺钉孔直径。各螺孔相对于安装面的边是等距离的,外控口K容许布置在阀盖上,其结构尺寸为图2、表2所示的M141.5的螺孔。5.3法兰连接法兰连接的船用平衡阀的进、出油口的基本连接尺寸按图4、表4规定。