最大最小最大最小 m1.0×0.250.750.7850.729no.1-64(1.854)1.551.5821.425 m1.1×0.250.850.8850.829no.2-56(2.184)1.801.8711.695 m1.2×0.250.950.9850.985no.3-48(2.515)2.102.1461.941 m1.4×0.31.101.1421.075no.4-40(2.845)2.302.3852.157 m1.6×0.351.251.3211.221no.5-40(3.175)2.602.6972.487 m1.7×0.351.351.4211.321no.6-32(3.505)2.802.8952.642 m1.8×0.351.451.5211.421no8-32(4

. 精選文檔 公制螺紋 基本直徑內(nèi)螺紋公差等級外螺紋公差 大 徑 中徑小徑6h7h6g 中徑公差小徑公差中徑公0, 差 小徑公差中徑公差小徑公差 m10*1109.358.9170,+0.1500,+0.2360,+0.1900,+0.300-0.026,-0.138-0.026,0.206 m12*11211.3510.9170,+0.1600,+0.2360,+0.2000,+0.300-0.026,-0.144-0.026,0.206 m14*11413.35122.9170,+0.1600,+0.2360,+0.2000,+0.300-0.026,-0.144-0.026,0.206 m12*1.251211.18810.6470,+0.1800,+0.2650,+0.2240,+0.335

螺紋規(guī)格鉆頭直徑 m1.6x0.351.25 m2x0.41.6 m2.5x0.452.05 m3x.052.5 m3.5x0.62.9 m4x0.73.3 m5x0.84.2 m6x15 m8x1.256.8 m8x17 m10x1.58.5 m10x1.258.8 m12x1.7510.2 m12x1.5010.5 m12x1.2510.8 m14x212 m14x1.512.5 m16x214 m16x1.514.5 m18x2.515.5 m18x1.516.5 m20x2.517.5 m20x1.518.5 m22x2.519.5 m22x1.520.5 m24x321 m24x222 m27x324 m27x225 螺紋攻絲底孔對照表

螺紋底孔直徑 公制粗牙螺紋 螺紋代號 鉆頭直徑 hss硬質(zhì)合金 m2×0.41.61.65 m3×0.52.52.55 m4×0.73.33.4 m5×0.84.24.3 m6×1.05.05.1 m8×1.256.86.9 m10×1.58.58.7 m12×1.7510.310.5 m14×2.012.012.2 m16×2.014.014.2 m18×2.515.515.7 m20×2.517.517.7 m24×3.021.0?? m30×3.526.5?? m36×4.032.0?? m42×4.537.5?? m45×4.540.5?? m48×5.043.0?? 細牙螺紋 螺紋代號 鉆頭直徑 鋁硬質(zhì)合金 m2×0.251.751.75 m

單位：mm 公稱直徑螺距底徑公稱直徑螺距底徑 m30.5(標(biāo)準(zhǔn))2.459m525.0(標(biāo)準(zhǔn))46.578 m40.7(標(biāo)準(zhǔn))3.2423.0(細牙)48.752 m50.8(標(biāo)準(zhǔn))4.134m565.5(標(biāo)準(zhǔn))50.046 m61.0(標(biāo)準(zhǔn))4.9173.0(細牙)52.752 m81.25(標(biāo)準(zhǔn))6.647m646.0(標(biāo)準(zhǔn))54.046 1.0(細牙)6.9173.0(細牙)56.752 m101.5(標(biāo)準(zhǔn))8.376m726(細牙)65.505 1.0(細牙)8.917m806(細牙)73.505 m121.75(標(biāo)準(zhǔn))10.106m906(細牙)83.505 1.5(細牙)

螺紋螺距對照表 來源：機電商情網(wǎng)日期：2011-12-10點擊：303 緊固件螺紋直徑與螺距對照表 螺紋規(guī)m2m3m4m5m6m8m10m12m14m16m18m20m22m24m27m30m33m36m39m42m45m48m52m56m60m64 粗牙螺距0.40.50.70.81.01.251.51.752.02.02.52.52.53.03.03.53.54.04.04.54.55.0 5.05.55.56.0 細牙螺距----1.01.0-1.251.5-1.251.51.51.52.0-1.52.02.02.02.02.03.03.03.03.03.04.0 4.04.04

最大最小最大最小g4-g6g7-g8g9 m1.0*0.250.750.7850.729m12*1.011.0011.15310.917m1.0*0.250.860.88 m1.1*0.250.850.8850.829m12*0.511.5011.52011.400m1.1*0.250.960.98最大 m1.2*0.250.950.9850.929m14*1.512.5012.67612.376m1.2*0.251.061.08g1/167.726.84 m1.4*0.31.101.1421.075m14*1.013.0013.15312.917m1.4*0.31.241.25g(pf)1/89.738.85 m1.6*0.351.251.3211.221m15*1.51

最大最小最大最小g4-g6g7-g8g9g4-g6g7-g8硬材軟材 m1.0*0.250.750.7850.729m12*1.011.0011.15310.917m1.0*0.250.860.88no.2-56unc1.942.652.60 m1.1*0.250.850.8850.829m12*0.511.5011.52011.400m1.1*0.250.960.98no.3-482.233.253.20 m1.2*0.250.950.9850.929m14*1.512.5012.67612.376m1.2*0.251.061.08no.4-402.503.753.70 m1.4*0.31.101.1421.075m14*1.013.0013.15312.917

最大最小最大最小 m1.0×0.250.750.7850.729m1.0×0.20.800.8210.783 m1.1×0.250.850.8850.829m1.1×0.20.900.9210.883 m1.2×0.250.950.9850.929m1.2×0.21.001.0210.983 m1.4×0.31.101.1421.075m1.4×0.21.201.2211.183 m1.6×0.351.251.3211.221m1.6×0.21.401.4211.383 m1.7×0.351.351.4211.321m1.7×0.21.501.5211.483 m1.8×0.351.451.5211.421m1.8×0.21.601.6211.583 m2.0×0.41.601.67

v1.0可編輯可修改 1 類別標(biāo)準(zhǔn)名稱標(biāo)準(zhǔn)號 與國際標(biāo)準(zhǔn)的關(guān) 系 普通螺 紋 普通螺紋基本牙型gb/t192—1981與iso68等效 普通螺紋直徑與螺距系列g(shù)b/t193—1981與iso261等效 普通螺紋基本尺寸gb/t196—1981與iso724等效 普通螺紋公差與配合gb/t197—1981與iso965/1等效 普通螺紋偏差表gb/t2516—1981與iso965/3等效 商品緊固件的普通螺紋選用系列jb/t7912—1999與iso262等效 商品緊固件的中等精度普通螺紋極限尺 寸 gb/t9145—1988與iso965/2等效 光學(xué)螺 紋 光學(xué)儀器特種細牙螺紋zbn30006—1988 -光學(xué)儀器用目鏡螺紋jb/t8204—1995 光學(xué)儀器用短牙螺紋jb/

美制螺紋尺寸表單位：mm 外螺紋內(nèi)螺紋 公稱螺紋牙牙螺公差螺紋外徑螺紋中徑螺紋小徑公差螺紋小徑螺紋中徑螺紋外徑鉆孔 直徑規(guī)格數(shù)高距代號maxminmaxminmax代號minmaxminmaxmin直徑 0.073（#1）1-64unc640.2360.3972a1.838961.742441.582421.531621.366522b1.424941.582421.597661.66371.85421.397 1.8543a1.85421.757681.597661.559561.381763b1.424941.582421.597661.645921.85421.397 1-72unf720.210.3532a1.83896

公稱直徑 (d) 螺距 (p) 公稱直徑 (d) 螺距 (p) 0.84.1343 0.54.4592 14.9171.5 0.755.1881 1.256.6473.5 16.9173 0.757.1882 1.58.3761.5 1.258.6471 18.9174 0.759.1883 1.7510.1062 1.510.3761.5 1.2510.6474.5 110.9174 211.8353 1.512.3762 1.2512.6471.5 112.9175 213.8354 1.514.3763 114.9172 2.517.2941.5 217.8355.5 1.518.3764 118.9173 320.7522 221.8351.5 1.522.376 m2

no.1-64(1.854)1.551.5821.425no.0-80(1.524)1.251.3051.182 no.2-56(2.184)1.801.8711.695no.1-72(1.854)1.551.6121.474 no.3-48(2.515)2.102.1461.941no.2-64(2.184)1.851.9121.756 no.4-40(2.845)2.302.3852.157no.3-56(2.515)2.102.1972.025 no.5-40(3.175)2.602.6972.487no.4-48(2.845)2.402.4582.271 no.6-32(3.505)2.802.8952.642no.5-44(3.175)2.702.7402.551 no.8-32(4.166)3

美制螺紋參數(shù)對照表 美制外螺紋（2a）常用規(guī)格極限尺寸表（粗牙） 公稱尺寸和 每英寸牙數(shù) 螺紋系列 代號 大徑極限中徑極限 小徑max 螺胚直徑 最小最大最小最大最小最大 8-32 unc 0.15710.16310.13990.14280.1248 3.583.61 (0.164-32)3.99034.14273.55353.62713.1699 10-240.18180.18900.15860.16190.1379 4.074.10 (0.190-24)4.61774.80064.02844.11233.5027 12-240.20780.21500.18450.18790.1639 4.724.75 (0.216-24

螺紋代號對照表 螺紋名稱中國iso日本美國英國法國德國前蘇聯(lián) 60°普通 螺紋 mps 60°圓錐 管螺紋 npt z(舊)npt 55°圓柱 管螺紋grp g pf bsp bsppg r(內(nèi)螺紋) k(外螺紋) g tpyь 55°圓錐 管螺紋 zg r(外螺紋) r(外螺紋) rc(內(nèi)螺紋) pt r bspt r(外螺紋) rc(內(nèi)螺紋) g(外螺紋) r(外螺紋)r (外螺紋) 55°梯形 螺紋 tr(新) t(舊)trtrtr 60°米制 錐螺紋zm 3°30°米制 鋸齒螺紋b 國外螺紋的代號和標(biāo)注識別 1.英制螺紋(螺紋牙型角55度) bsw----英國標(biāo)準(zhǔn)惠氏螺紋(粗牙)bsf----英國標(biāo)準(zhǔn)惠氏螺紋(細牙

螺紋加工底孔直徑對照表 本文件包含內(nèi)容 公制粗螺紋2級牙底孔徑對照表 公制細螺紋2級牙底孔徑對照表 美制粗螺紋2級牙底孔徑對照表 美制細螺紋2級牙底孔徑對照表 公制迫牙絲攻鉆孔徑對照表 美制迫牙絲攻鉆孔徑對照表 美制特細螺紋2級牙底孔徑對照表 英制電器螺紋底孔徑對照表 英制管螺紋(ps）底孔徑對照表 英制管螺紋(pt）底孔徑對照表 美制管螺紋(npt、nps）底孔徑對照表 英制螺紋(unef）底孔徑對照表 公制螺紋（滾造徑）底孔徑對照表 針車用其所長螺紋（滾造徑）底孔徑對照表 英制圓柱管螺紋(55度）加工一覽表 英制錐管螺紋(55度）加工一覽表 布錐管螺紋加工一覽表 美制unc、unf螺紋參數(shù)表 惠氏bsw、bsf螺紋參數(shù)表 公制螺紋特殊材質(zhì)工件加工底孔徑對照表 非密封管螺紋底孔徑對照表 英制錐管螺紋和英制錐螺紋攻絲前鉆底孔的鉆頭直徑 日標(biāo)英制錐度管螺紋底孔徑

公制粗牙內(nèi)螺紋 規(guī)格標(biāo)準(zhǔn)徑 6h精度 dmaxdmin m1.4*0.31.101.161.075 m1.6*0.351.251.3211.221 m1.8*0.351.451.5211.421 m2.0*0.41.601.6791.567 m2.2*0.451.751.8381.713 m2.5*0.452.052.1382.013 m3.0*0.52.502.5992.459 m3.5*0.62.903.012.85 m4.0*0.73.303.4223.242 m4.5*0.753.753.8783.688 m5.0*0.84.204.3344.134 m5.5*0.55.005.0994.959 m6.0*1.005.005.1534.917 m

英制螺紋對應(yīng)公制（mm)底孔直徑公制螺紋底孔直徑 1/8"3.182.70m1.00.80 5/32"3.973.30m2.01.80 3/16"4.763.80m3.02.50 1/4"6.355.10m4.03.30 5/16"7.946.60m5.04.20 3/8"9.538.00m6.05.00 7/16"11.119.40m7.06.00 1/2"12.7010.70m8.06.80 5/8"15.8813.70m9.07.80 3/4"19.0516.70m10.08.50 7/8"22.2319.50m12.010.30 1"25.4022.40m14.012.00 m16.014.00 m18.015.50 m20.017.50 m22.019.50 m24.

規(guī)格標(biāo)準(zhǔn)徑最大最小 sm1/6(1.58)-801.251.2811.211 sm5/64(1.98)-641.551.5931.513最大最小 sm3/32(2.38)-561.91.9361.841m2.3×0.41.901.9791.867 sm3/32(2.38)-1002.12.1562.081m2.5×0.452.102.1382.013 sm1/8(3.17)-322.3(2.293)(2.233)m2.6×0.452.202.2382.113 sm1/8(3.17)-402.52.5512.421m3.0×0.52.502.5992.459 sm1/8(3.17)-442.52.6052.485m3.5×0.62.903.0102.850 sm1/8(3.17)-482.62.6

螺紋規(guī)格鉆頭直徑 m1.6x0.351.25 m2x0.41.6 m2.5x0.452.05 m3x.052.5 m3.5x0.62.9 m4x0.73.3 m5x0.84.2 m6x15 m8x1.256.8 m8x17 m10x1.58.5 m10x1.258.8 m12x1.7510.2 m12x1.5010.5 m12x1.2510.8 m14x212 m14x1.512.5 m16x214 m16x1.514.5 m18x2.515.5 m18x1.516.5 m20x2.517.5 m20x1.518.5 m22x2.519.5 m22x1.520.5 m24x321 m24x222 m27x324 m27x225 螺紋攻絲底孔對照表

螺紋加工底孔直徑對照表 本文件包含內(nèi)容 公制粗螺紋2級牙底孔徑對照表 公制細螺紋2級牙底孔徑對照表 美制粗螺紋2級牙底孔徑對照表 美制細螺紋2級牙底孔徑對照表 公制迫牙絲攻鉆孔徑對照表 美制迫牙絲攻鉆孔徑對照表 美制特細螺紋2級牙底孔徑對照表 英制電器螺紋底孔徑對照表 英制管螺紋(ps）底孔徑對照表 英制管螺紋(pt）底孔徑對照表 美制管螺紋(npt、nps）底孔徑對照表 英制螺紋(unef）底孔徑對照表 公制螺紋（滾造徑）底孔徑對照表 針車用其所長螺紋（滾造徑）底孔徑對照表 英制圓柱管螺紋(55度）加工一覽表 英制錐管螺紋(55度）加工一覽表 布錐管螺紋加工一覽表 美制unc、unf螺紋參數(shù)表 惠氏bsw、bsf螺紋參數(shù)表 公制螺紋特殊材質(zhì)工件加工底孔徑對照表 非密封管螺紋底孔徑對照表 英制錐管螺紋和英制錐螺紋攻絲前鉆底孔的鉆頭直徑 日標(biāo)英制錐度管螺紋底孔徑

. . 標(biāo)準(zhǔn)螺紋螺距對照表 螺紋粗牙細牙 m10.250.2 m1.10.250.2 m1.60.350.2 m20.40.25 m2.50.450.35 m30.50.35 m40.70.5 m50.80.5 m610.75,(0.5) m81.251,0.75,(0.5) m101.51.25,1,0.75,(0.5) m121.751.5,1.25,1,(0.75),(0.5) (m14)21.5,1.25,1,(0.75),(0.5) m1621.5,1.25,1,(0.75),(0.5) (m18)2.52,1.5,1.25,1,(0.75