管径尺寸螺纹规格

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1、公称内径外径公称内径外径DN25φ34DN150φ168(φ159)DN32φ42DN200φ219DN40φ48DN250φ273DN50φ60(φ57)DN300φ325DN65φ76DN350φ356(φ377)DN80φ89DN400φ426DN100φ114(φ108)DN450DN125φ133DN500φ508(φ530)管径尺寸对应表管径尺寸对应表公称尺寸寸------DN外径长度公称尺寸DN外径长度I系列II系列I系列II系列1521.31825350355.63771652026.92525

2、400406.44261781寸2533.732384504574802031.2寸3242.438385005085302291.5寸4048.345385505592542寸5060.357386006106302673寸6573.076386506602673.5寸8088.989517007117202674寸90101.664750762267100114.310864800813820267125141.313376850864267150168.315989900914920267200219.1

3、219102950965305250273.0273127100010161020305300323.932515210501067305灰色为自己不确定的寸设备型号与调压器对应表设备型号调压器型号RTZ21/65FQA109+B100RTZ21/80FQA149+B249RTZ21/100FQMBN25Ｘ65+A109RTZ21/150FQMBN40Ｘ80+A149RTZ21/150AFQMBN50Ｘ100+A149攻丝前钻底孔用钻头直径尺寸1、公制螺纹钻底孔用钻头直径尺寸表公称直径d螺距t钻头直径dz公称直

4、径d螺距t钻头直径dz1粗0.250.7524粗320.9细0.20.8细221.92粗0.41.61.522.5细0.251.751233粗0.52.527粗323.9细0.352.65细224.94粗0.73.31.525.5细0.53.51265粗0.84.230粗3.526.3细0.54.5细326.96粗15227.9细0.755.21.528.58粗1.256.7129细1733粗3.529.30.757.2细329.910粗1.58.5230.9细1.258.71.531.51936粗431.80

5、.759.2细332.912粗1.7510.2233.9细1.510.51.534.51.2510.739粗434.8111细335.914粗211.9236.9细1.512.51.537.51.2512.742粗4.537.3113细437.816粗213.9338.9细1.514.5239.91151.540.518粗2.515.445粗4.540.3细215.9细440.81.516.5341.9117242.920粗2.517.41.543.5细217.948粗542.71.518.5细443.8119

6、344.922粗2.519.4245.9细219.91.546.522细1.520.552粗546.7121细447.8348.9249.91.550.52、时制螺纹钻底孔用钻头直径尺寸表公称直径（时）每时牙数钻头直径公称直径（时）每时牙数钻头直径铸铁、青铜钢、黄铜铸铁、青铜钢、黄铜3/16243.73.77/8919.119.31/4205.05.11821.9225/16186.46.51-1/8724.624.73/8167.87.91-1/4727.827.97/16149.19.31-1/2633.4

7、33.51/21210.410.51-5/8535.735.89/16121212.11-3/4538.9395/81113.313.51-7/84-1/241.441.53/41016.316.424-1/244.644.73管螺纹钻底孔用钻头直径尺寸表公称直径（时）每时牙数钻头直径（毫米）公称直径（时）每时牙数钻头直径（毫米）1/8288.811130.51/41911.71-1/81135.23/81915.21-1/41139.21/21418.91-3/81141.65/81420.81-1/2114

8、5.13/41424.31-3/411517/81428.121157