6.0 M48×1.5 46.5 G11/8″ 35.2 РM18×2.5 15.5 粗牙 M48×2 46.0 G11/4″ 39.2 РM20×1 19.0 M48×3 45.0 G11/2″ 45.1 РM20×1.5 18.5 M48×5 43.0 粗牙 G13/4″ 51.0 РM20×2 18.0 M52×1.5 50.5 G2″ 56.9 РM20×2.5 17.5 粗牙 M52×2 50.0 G11/4″ 63.0 РM22×1 21.0 M52×3 49.0 G21/2″ 72.5 РM22×1.5 20.5 M52×5 47.0 粗牙 G23/4″ 78.8 РM22×2 20.0 M56×1.5 54.5 G3″ 85.2 РM22×2.5 19.5 M56×2 54.0 РM24×1 23.0 M56×3 53.0 布锥管螺孔(60度) РM24×1.5 22.5 M56×4 52.0 公称尺寸底孔d 备注РM24×2 22.0 M56×5.5 50.5 粗牙 Z1/8″ 8.4 NPT1/8″РM24×3 21.0 粗牙 M64×1.5 62.5 Z1/4″ 11.1 NPT1/4″РM27×1 26.0 M64×2 62.0 Z3/8″ 14.6 NPT3/8″РM27×1.5 25.5 M64×3 61.0 Z1/2″ 18.1 NPT1/2″РM27×2 25.0 M64×4 60.0 Z3/4″ 23.5 NPT3/4″РM27×3 24.0 粗牙 M64×6 58.0 粗牙 Z1″ 29.4 NPT1″РM30×1 29.0 Z11/4″ 38.2 NPT11/4″РM30×1.5 28.5 Z11/2″ 44.3 NPT11/2″РM30×2 28.0 Z2″ 56.3 NPT2″РM30×3 27.0 РM30×3.5 26.5 粗牙