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1、个人收集整理文档勿用做商业用途55圆锥管螺纹 (BSPT)大径螺距中径小径基本尺寸每英寸牙牙型高 圆弧尺底孔尺螺纹代m数mm外度寸寸号英mm mtpid2=螺纹H1rmm寸d=DD2d3pR 1/161/167.7230.907287.1426.5610.5810.1256.4R 1/81/89.7280.907289.1478.5660.5810.1258.4R 1/41/413.157 1.3371912.30111.4450.8560.18411.2R 3/83/816.662 1.3371915.80614.9500.8560.18414.75R 1/21/220.955 1.8141
2、419.79318.6311.1620.24918.25R 3/43/426.441 1.8141425.27924.1171.1620.24923.75R 1133.249 2.3091131.7730.2911.4790.31730R1 1/41 1/441.910 2.3091140.43138.9521.4790.31738.5R1 1/21 1/247.803 2.3091146.32444.8451.4790.31744.5R 2259.614 2.3091158.13556.6561.4790.31756R2 1/22 1/275.184 2.3091173.70572.2261
3、.4790.31771R 3387.884 2.3091186.40584.9261.4790.31785.5R 44113.030 2.30911111.551 110.0721.4790.317110.5R 55138.430 2.30911136.951 135.4721.4790.317136R 66163.830 2.30911162.351 160.8721.4790.317161.555圆柱管螺纹地型式和尺寸大径螺距中径小径mmmm 每英寸牙数mm外螺纹 牙型高度 底孔尺寸螺纹代号 基本尺寸d=Dptpid2=D2d3H1mmG 1/81/89.7280.907289.1478.
4、5660.5818.7G 1/41/413.1571.3371912.30111.4450.85611.6G 3/83/816.6621.3371915.80614.950.85615G 1/21/220.9551.8141419.79318.6311.16219G 5/85/822.9111.8141421.74920.5871.16220.75G 3/43/426.4411.8141425.27924.1171.16224.5G 7/87/830.2011.8141429.03927.8771.16228G 1133.2492.3091131.7730.2911.47930.5G11/81
5、 1/837.8972.3091136.41834.9391.47935G11/41 1/441.912.3091140.43138.9521.47939.5G13/81 3/844.3232.3091142.84441.3651.47941.5G11/21 1/247.8032.3091146.32444.8451.479451 / 2个人收集整理文档勿用做商业用途G13/41 3/453.7462.3091152.26750.7881.47951G 2259.6142.3091158.13556.6561.47957G21/42 1/465.712.3091164.23162.7521.4
6、7963G21/22 1/275.1842.3091173.70572.2261.47972.5G23/42 3/481.5342.3091180.05578.5761.47979G 3387.8842.3091186.40584.9261.47985.G31/43 1/493.982.3091192.50191.0221.47991G31/23 1/2100.332.3091198.35197.3721.47997.75G33/43 3/4106.682.30911105.201103.7221.479104G 44113.032.30911111.55110.0721.479110.5G41/24 1/2125.732.30911124.251122.7721.479123G 55138.432.30911136.951135.4721.479136G51/25 1/2151.132.30911149.651148.1721.479148.5G 66163.832.30911162.351160.8721.479161.5British Pipe Thread ( 惠氏管螺纹 ) -圆柱(BSPP/BSPF)2 / 2