npt螺纹规格

螺栓规格顶帽直径顶帽长度螺距顶帽倒角 m4740.70.3 m58.550.80.3 m610610.3 m812.581.250.3 m1015101.50.5 m1218121.750.5 m14211420.5 m16241620.5 m2030202.51 m24362431 m3042303.51 m36503641.6 m4258424.21.6

公制粗螺纹公制细螺纹 规格标准径最大最小规格标准径最大最小规格 m1.0*0.250.750.7850.729m1.0*0.20.80.8210.783m15*1.0 m1.1*0.250.850.8850.829m1.1*0.20.90.9210.883m16*1.5 m1.2*0.250.950.9850.929m1.2*0.211.0210.983m16*1.0 m1.4*0.31.11.1421.075m1.4*0.21.21.2211.183m17*1.5 m1.6*0.351.251.3211.221m1.6*0.21.41.4211.383m17*1.0 m1.7*0.351.351.4211.321m1.7*0.21.451.51.46m18*2.0 m1.8*

粗牙普通螺纹基本尺寸 公称直径-d(毫米）螺距-t（毫米）(底孔) m10.250.8 m20.401.6 m30.502.5 m40.703.3 m50.804.2 m61.005 m71.006 m81.256.8 m91.257.8 m101.508.5 m111.509.5 m121.7510.3 m142.0012 m162.0014 m182.5015.5 m202.5017.5 m222.5019.5 m243.0021 m273.0024 m303.5026.5 m333.5029.5 m364.0032 m394.0035 m424.5037.5 m454.5040.5 m485.0043 m525.

螺紋規格表 平行螺紋 螺紋的種類記號規格螺紋山的角度size推拔牙規規格 公制普通螺紋 jisb0205b0215jisb0251 jisb02094h、5h、6h、7h 公制細螺紋jisb0207b0215 4h、6h、8g、8g jisb0052 m jisb02111~300 公制普通螺紋 jisb0205jisb0251 jisb0209 1級、2級、3級 付屬書 公制細螺紋 jisb0207jisb0252 jisb0211付屬書 美制普通螺紋uncjisb0206no.1~43b、2b、1bjisb0255jisb0210 美制細螺紋unfjisb0208no.0~11/23a、2a、1aji

公制螺纹规格一览表 2009-10-9外螺纹大径(单位mm)-----------------内螺纹小径(单位mm)----------------- 序号规格型号最大最小公差最大最小公差 1m10*19.9749.7940.1809.1578.9170.240 2m12*1.511.96811.7320.23610.67610.3760.300 3m14*1.513.96813.7320.23612.67612.3760.300 4m16*1.515.96815.7320.23614.67614.3760.300 5m18*1.517.96817.7320.23616.67616.3760.300 6m20*1.519.96819.7320.23618.67618.376

公制螺纹/英制螺纹规格一览表 发布时间：10-06-21来源：点击量：5424字段选择：大中小 2009-10-9 外螺纹大径（单位mm）－－－－－－－ －－－－－－－－－- 内螺纹小径（单位mm）－－－－－－－ －－－－－－－－－- 序号规格型号最大最小公差最大最小公差 1m10*19.9749.7940.1809.1578.9170.240 2m12*1.511.96811.7320.23610.67610.3760.300 3m14*1.513.96813.7320.23612.67612.3760.300 4m16*1.515.96815.7320.23614.67614.3760.300 5m18*1.517.96817.7320.23616.67616.3760.30

mm sizethreaddesignationclassmaxminmaxminmax 0.25m0.25x0.0756g0.2500.2350.2010.1870.160 m0.25x0.0754g6g0.2500.2350.2010.1930.160 0.3m0.3x0.086g0.3000.2840.2480.2340.204 m0.3x0.084g6g0.3000.2840.2480.2390.204 m0.3x0.096g0.3000.2830.2420.2260.192 m0.3x0.094g6g0.3000.2830.2420.2330.192 0.35m0.35x0.096g0.3500.3330.2920.2770.242 m0.35x0.094g6g0.350

管螺纹规格公称直径螺距公称长度钻孔深度攻丝深度钻孔直径(mm) l1(mm)l2(mm)切削丝锥挤压丝锥 尺寸牙数nd(mm)p(mm)xdl(mm)minminminmaxminmax 1/16287.7230.9070.5d3.867.945.687.907.998.428.51 1/16287.7230.9070.75d5.799.877.617.907.998.428.51 1/16287.7230.9071d7.7211.809.547.907.998.428.51 1/16287.7230.9071.5d11.5815.6713.407.907.998.428.51 1/16287.7230.9072d15.4519.5317.26

名义尺寸大径螺距 每英寸牙 数中径小径牙型高底孔直径 bammmmtpimm外螺纹h1mm d=dpd2=d2d3 no.14ba10.23110.40.860.720.140.75 no.13ba1.20.25101.61.050.90.150.95 no.12ba1.30.2890.711.130.960.171 no.11ba1.50.3181.931.3151.130.1851.2 no.10ba1.70.3572.571.491.280.211.35 no.9ba1.90.3965.121.6651.430.2351.5 no.8ba2.20.4359.071.941.680.261.8 no.7ba2.50.48

螺纹底孔径 公制粗牙螺纹jisb0209-1982(单位：mm) 螺纹尺寸钻头直径 崁合度区分：中 (注1)2级(注2) 下孔径 崁合度区分：中 (注1)2级(注2) 内螺纹小径 最小直径最大直径 m1×0.250.750.78(80%)0.7290.785 1.1×0.250.850.88(80%)0.8290.885 1.2×0.250.950.98(80%)0.9290.985 1.4×0.31.11.14(80%)1.0751.142 1.6×0.351.251.32(75%)1.2211.321 1.8×0.351.451.52(75%)1.4211.521 2×0.41.61.65(80%)1.5671.679 2.2×0.4

螺纹尺寸螺纹尺寸 （英寸）大径中径小径（英寸）psigmpapsigmpa 5/16247.9387.2496.7925/1624456831.5456831.5 7/162011.11310.2879.7387/1620456831.5456831.5 1/22012.711.87511.3251/220456831.5362625 9/161814.28813.32512.5599/1618456831.5362625 3/41619.0518.01917.3313/416456831.5362625 1-1/161226.98825.61324.6951-1/1612362625290020 1-5/161233.33831.96331.0

大头根径 d1 小头扣尖 直径 d2 应力减载 槽直径 d3 椎体长度 l 镗孔直径 d0 端面扣尖 直径 d1 扣长不 小于 l1 应力减载 槽扣长 lx 外径 d 内径 d 倒角 d0 2a311：4560.80866.67547.62552.276.268.361.42392.166.779.425.42 3 /8reg 2311：4569.60576.253.93561.788.977.7970.948104.879.495.331.890.8827/8reg 3311：4582.29388.88865.07574.495.290.4983.636111.185.710838.1103.5831/2reg 4311：45110.868117.46390.46

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 1521.31825350355.6377165 2026.92525400406.4426178 1寸2533.73238450457480203 1.2寸3242.43838500508530229 1.5寸4048.34538550559254 2寸5060.35738600610630267 3寸6573.07638650660267 3.5寸8088.98951700711720267 4寸90101.664750762267 100114.310864800813820

gb/t1226-2001《一般压力表》国家标准中规定，y-40压力表的连接螺纹为m10×1，y-60 压力表的连接螺纹为m14×1.5，y-100,150,200,250压力表的连接螺纹为m20×1.5。在用 户无特殊要求的情况下,制造商将按标准规定提供相应螺纹规格的压力表。bsen837-1 pressuregauges压力表欧标中规定，螺纹接头有g1/8b，g1/4b，g3/8b，g1/2b四种管螺 纹和1/8-27nptext，1/4-18nptext，1/2-14nptext三种锥管螺纹，其中g3/8b为不推荐 规格。实际上，r1/8（zg1/8），r1/4（zg1/4），r1/2（zg1/2）也是压力表常用的连接 螺纹规格 压力表新国标《一般压力表》gb/t1226-2001解读 发布日期：2010-12-23浏览数

公制外螺纹规格表

螺纹代号 基本尺寸 (英寸) 大径(mm)d=d螺距 (mm) 每英寸 牙数 中径(mm)d2=d2小径 (mm) 外螺纹d3 牙型高度 r底孔尺寸r底孔尺寸 r1/161/16"7.7230.907287.1426.5610.5810.1256.4 r1/81/8"9.7280.907289.1478.5660.5810.1258.4 r1/41/4"13.1571.3371912.30111.4450.8560.18414.75 r3/83/8"16.6621.3371915.80614.950.8560.18414.75 r1/21/2"20.9551.8141419.79318.6311.1620.24918.25 r3/43/4"26.4

管螺纹与标准螺纹换算标准 尺寸代号每英寸牙数螺距螺纹直径 （in)np大径d、d小径d1、d1 1/16280.9077.7236.561 1/8280.9079.7288.566 1/4191.33713.15711.445 3/8191.33716.66214.95 1/2141.81420.95518.631 5/8141.81422.91120.587 3/4141.81426.44124.117 7/8141.81430.20127.877 1112.30933.24930.291 1-1/8112.30937.89734.939 1-1/4112.30941.9138.952 1-1/2112.30947.80344.845 1-3/

小径大径 最大最小公差最大最小公差最大最小最大最小公差最大最小公差 m3×0.52.982.8740.1062.6552.580.0752.43932.7752.6750.1002.5992.4590.140 m4×0.73.9783.8380.1403.5233.4330.0903.2243.6633.5450.1183.4223.2420.180 m5×0.84.9764.8260.1504.4564.3610.0954.1154.6054.480.1254.3344.1340.200 m6×15.9745.7940.1805.3245.2120.1124.89165.55.350.1505.1534.9170.236 m8×1.257.972

名义尺 寸大径螺距 每英寸 牙数中径小径牙型高 底孔直 径 bammmmtpimm外螺纹h1mm d=dpd2=d2d3 no.14ba10.23110.40.860.720.140.75 no.13ba1.20.25101.61.050.90.150.95 no.12ba1.30.2890.711.130.960.171 no.11ba1.50.3181.931.3151.130.1851.2 no.10ba1.70.3572.571.491.280.211.35 no.9ba1.90.3965.121.6651.430.2351.5 no.8ba2.20.4359.071.941.680.261.8 no.7ba2.50.4

公制螺纹/英制螺纹规格一览表 外螺纹大径（单位mm）－－－－－－－内螺纹小径（单位mm）－－－－－－－ 序号规格型号最大最小公差最大最小公差 1m10*19.9749.7940.1809.1578.9170.240 2m12*1.511.96811.7320.23610.67610.3760.300 3m14*1.513.96813.7320.23612.67612.3760.300 4m16*1.515.96815.7320.23614.67614.3760.300 5m18*1.517.96817.7320.23616.67616.3760.300 6m20*1.519.96819.7320.23618.67618.3760.300 7m22*1.521.96821.73

公称 口径 pvc/ppr 管外径 英寸 无缝钢管尺寸 gb/t17395 -2008 螺纹 代号 尺寸 代号 大径 d=d mm 中径 d2=d2 mm 小径 d1=d1 mm 螺距 p mm 每英寸 牙数 n 牙型 高度 h1 底孔 尺寸 mm g1/161/16＂7.7237.1426.5516.8 dn61分φ10*2g1/81/8＂9.7289.1478.5668.8 dn82分φ13*2g1/41/4＂13.15712.30111.44511.7 dn10upvc163分φ17*2g3/83/8＂16.66215.80614.9515.2 dn15upvc204分φ21*3g1/21/2＂20.95519.79318.63119.0 g5/85/8＂22.91121.7

101520253240506580100 1/4"1/2"3/4"1"11/4"11/2"2"21/2"3"4" 钢管a17.221.326.933.742.448.360.376.188.9114.3 外径b141825323845577689108 125150200250300350400450500600 5"6"8"10"12"14"16"18"20"24" 钢管a139.7168.3219.1273323.9355.36406.4457508610 外径b133159219273325377426480530630 700800900100012001400160018002000 28"32"