附图（二） 1.6MPa中线对夹蝶阀专用法兰
阀体外径最大法兰内径最小可压单边管外径法兰内孔法兰肉厚
76.48.761.57.4560.3/5761.5/592489.37.1578 5.6576.1/7677.5/7826104 6.591 6.588.9/89
90.5/91
25.5135.112.551169.55114.3/108116/11026158.911.95141.58.7139.7/133141.5/13528.5188.213.6170.58.85168.3/159170.5/161
28.52388.52228219.1/219221.5/22226292.48.7276.57.95273/273
276.5/276
27344.38.653288.15323.9/325327.5/32828.5375.6
-1.7
380
-4.2355.6/377359.5/380
32.5