55度管螺纹标准尺寸对照表.pdf

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1、55°圆锥管螺纹(BSPT)中径小径大径螺距基本尺寸每英寸牙牙型高圆弧尺底孔尺螺纹代数mm外螺度寸寸mmmm号英纹寸tpid2=DH1rmmd=Dp2d3R1/161/16"7.7230.907287.1426.5610.5810.1256.4R1/81/8"9.7280.907289.1478.5660.5810.1258.4R1/41/4"13.1571.3371912.30111.4450.8560.18411.2R3/83/8"16.6621.3371915.80614.9500.8560.18414.75R1/21/2"20.9551.8141419.79318

2、.6311.1620.24918.25R3/43/4"26.4411.8141425.27924.1171.1620.24923.75R11"33.2492.3091131.7730.2911.4790.31730R11/411/4"41.9102.3091140.43138.9521.4790.31738.5R11/211/2"47.8032.3091146.32444.8451.4790.31744.5R22"59.6142.3091158.13556.6561.4790.31756R21/221/2"75.1842.3091173.70572.2261.4790.3

3、1771R33"87.8842.3091186.40584.9261.4790.31785.5R44"113.0302.30911111.551110.0721.4790.317110.5R55"138.4302.30911136.951135.4721.4790.317136R66"163.8302.30911162.351160.8721.4790.317161.555°圆柱管螺纹的型式和尺寸BritishPipeThread(惠氏管螺纹)--圆柱(BSPP/BSPF)大径螺距每英寸牙中径小径牙型高底孔尺螺纹代基本尺mmmm数mm外螺纹度寸号寸d=Dptpid2=D2

4、d3H1mm0.90G1/81/8"9.728289.1478.5660.5818.7713.151.33G1/41/4"1912.30111.4450.85611.67716.661.33G3/83/8"1915.80614.950.856152720.951.81G1/21/2"1419.79318.6311.162195422.911.81G5/85/8"1421.74920.5871.16220.751426.441.81G3/43/4"1425.27924.1171.16224.51430.201.81G7/87/8"1429.03927.8771.162281

5、433.242.30G11"1131.7730.2911.47930.59937.892.30G11/811/8"1136.41834.9391.47935792.30G11/411/4"41.911140.43138.9521.47939.5944.322.30G13/813/8"1142.84441.3651.47941.53947.802.30G11/211/2"1146.32444.8451.479453953.742.30G13/413/4"1152.26750.7881.479516959.612.30G22"1158.13556.6561.47957492.

6、30G21/421/4"65.711164.23162.7521.47963975.182.30G21/221/2"1173.70572.2261.47972.54981.532.30G23/423/4"1180.05578.5761.479794987.882.30G33"1186.40584.9261.47985.492.30G31/431/4"93.981192.50191.0221.479919100.32.30G31/231/2"1198.35197.3721.47997.7539106.62.30105.20103.72G33/433/4"111.479104

7、8912113.02.30110.07G44"11111.551.479110.5392125.72.30124.25122.77G41/241/2"111.4791233912138.42.30136.95135.47G55"111.4791363912151.12.30149.65148.17G51/251/2"111.479148.53912163.82.30162.35160.87G66"111.479161.5391255度圆锥管螺纹的实际加工尺寸55°圆柱管螺纹的型式和尺寸BritishPipeThread(惠氏管