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1、469附錄附 錄一、常用螺紋及螺紋緊固件1. 普通螺紋(摘自GB/T 1932003、GB/T 1962003)H =P 附表1 直徑與螺距系列、基本尺寸 mm公稱直徑D、d螺 距 P粗 牙小 徑D1、d1公稱直徑D、d螺 距 P粗 牙小 徑D1、d1第一系列第二系 列粗牙細(xì) 牙第一系列第二系列粗牙細(xì) 牙30.50.352.459222.52,1.5,1,(0.75),(0.5)19.2943.5(0.6)2.8502432,1.5,1,(0.75)20.75240.70.53.2422732,1.5,1,(0.75)23.7524.5(0.75)3.688303.5(3),2,1.5,1,(
2、0.75)26.21150.84.134333.5(3),2,1.5,(1),(0.75)29.211610.75,(0.5)4.9173643,2,1.5,(1)31.67081.251,0.75,(0.5)6.64739434.670101.51.25,1,0.75,(0.5)8.376424.5(4),3,2,1.5,(1)37.129121.751.5,1.25,1,(0.75),(0.5)10.1061421.5,(1.25),1,(0.75),(0.5)11.835454.540.1291621.5,1,(0.75),(0.5)13.83548542.587182.52,1,(0.
3、5)15.29452546.587202.517.294565.54,3,2,1.5,(1)50.046注: 優(yōu)先選用第一系列,括號(hào)內(nèi)尺寸盡可能不用。第三系列未列入。 中徑D2、d2未列入。 附表2 細(xì)牙普通螺紋螺距與小徑的關(guān)系 mm螺 距 P小 徑D1、d1螺 距 P小 徑 D1、dl螺 距 P小 徑 Dl、dl0.35d10.6211d20.9182d30.8350.5dl0.4591.25d20.6473d40.7520.75dl0.1881.5d20.3764d50.670注:表中的小徑按D1 = d1 = d2×H,H =P計(jì)算得出。 2. 梯形螺紋(摘自GB/T 5796
4、.22005、GB/T 5796.32005)附表3 直徑與螺距系列、基本尺寸 mm公稱直徑d螺距P中 徑d2=D2大徑D4小 徑公稱直徑d螺距P中 徑d2=D2大 徑D4小 徑第一系列第二系列d3D1第一系列第二系列d3D181.57.258.306.206.5026324.5026.5022.5023.0091.58.259.307.207.50523.5026.5020.5021.0028.009.506.507.00822.0027.0017.0018.00101.59.2510.308.208.5028326.5028.5024.5025.0029.0010.507.508.0052
5、5.5028.5022.5023.0011210.0011.508.509.00824.0029.0019.0020.0039.5011.507.508.0030328.5030.5026.5029.0012211.0012.509.5010.00627.0031.0023.0024.00310.5012.508.509.001025.0031.0019.0020.0014213.0014.5011.5012.0032330.5032.5028.5029.00312.5014.5010.5011.00629.0033.0025.0026.0016215.0016.5013.5014.00102
6、7.0033.0021.0022.00414.0016.5011.5012.0034332.5034.5030.5031.0018217.0018.5015.5016.00631.0035.0027.0028.00416.0018.5013.5014.001029.0035.0023.0024.0020219.0020.5017.5018.0036334.5036.5032.5033.00418.0020.5015.5016.00633.0037.0029.0030.0022320.5022.5018.5019.001031.0037.0025.0026.00519.5022.5016.501
7、7.0038336.5038.5034.5035.00818.0023.0013.0014.00734.5039.0030.0031.0024322.5024.5020.5021.001033.0039.0027.0028.m521.5024.5018.5019.0040338.5040.5036.5037.00820.0025.0015.0016.00736.5041.0032.0033.001035.0041.0029.0030.00 3. 非密封的管螺紋(摘自GB/T 73072001) 附表4 mm尺寸代號(hào)每25.4 mm內(nèi)的牙數(shù)n螺 距P基 本 直 徑大徑D、d小徑D1、dl1/82
8、80.9079.7288.5661/4191.33713.15711.4453/8191.33716.66214.9501/2141.81420.95518.6315/8141.81422.91120.5873/4141.81426.44124.1177/8141.81430.20127.8771112.30933.24930.2911112.30937.89734.9391112.30941.91038.9521112.30947.80344.8451112.30953.74650.7882112.30959.61456.6562112.30965.71062.7522112.30975.1
9、8472.2262112.30981.53478.57631l2.30987.88484.9264. 螺栓六角頭螺栓C級(jí)(GB/T 57802016)、六角頭螺栓A和B級(jí)(GB/T 57822000)標(biāo)記示例螺紋規(guī)格d =M12、公稱長(zhǎng)度l =80、性能等級(jí)為8.8級(jí),表面氧化、A級(jí)六角頭螺栓:螺栓 GB/T 5782 M12×80 附表5 mm 螺紋規(guī)格dM3M4M5M6M8M10M12M16M20M24M30M36M42b參考l1251214161822263038465466125l20018202224283236445260728496l200313335374145495
10、765738597109c0.40.40.50.50.60.60.60.80.80.80.80.81dw產(chǎn)品等級(jí)A4.575.886.888.8811.6314.6316.6322.4928.1933.61 B C4.455.746.748.7411.4714.4716.472227.733.2542.7551.1159.95e產(chǎn)品等級(jí)A6.017.668.7911.0514.3817.7720.0326.7533.5339.98 B C5.887.508.6310.8914.2017.5919.8526.1732.9539.5550.8560.7971.3K(公稱)22.83.545.36.
11、47.51012.51518.722.526R0.10.20.20.250.40.40.60.60.80.8111.2S (公稱)5.57810131618243036465565l(商品規(guī)格范圍)2030254025503060408045100551206516080200100240120300140360180420l系列12,16,20,25,30,35,40,45,50,55,60,65,70,80,90,100,110,120,130,140,150,160,180,200,220,240,260,280,300,320,340,360,380,400,420,440,460,4
12、80,500注: A級(jí)用于d24和l10或d150的螺栓;B級(jí)用于d24和l10或d150的螺栓。 螺紋規(guī)格d范圍:GB/T 5780為M5M64;GB/T 5782為M1.6M64。 公稱長(zhǎng)度范圍:GB/T 5780為25500;GB/T 5782為12500。5. 雙頭螺柱雙頭螺柱bm1d (GB/T 8971988)雙頭螺柱bm1.25d (GB/T 8981988)雙頭螺柱bm1.5d (GB/T 8991988)雙頭螺柱bm2d (GB/T 9001988)A型 B型 附表6 mm螺紋規(guī)格M5M6M8M10M12M16M20M24M30M36M42bm公稱GB/T 897568101
13、2162024303642GB/T 89868101215202530384552GB/T 899810121518243036455465GB/T 9001012162024324048607284續(xù)表ds(max)5681012162024303642x(max)2.5Pl系列16,(18)20,(22),25,(28),30,(32),35,(38),40,45,50,(55),60,(65),70,(75),80,(85),90,(95),100,110,120,130,140,150,160,170,180,190,200,210,220,230,240,250,260,280,30
14、0注:P為粗牙螺紋的螺距。6. 螺釘標(biāo)記示例 螺紋規(guī)格d = M5、公稱長(zhǎng)度l = 20、性能等級(jí)為4.8級(jí)、不經(jīng)表面處理的A級(jí)開槽圓柱頭螺釘:螺釘 GB/T 65 M5×20(1) 開槽圓柱頭螺釘(摘自GB/T 652016) 附表7 mm螺紋規(guī)格dM4M5M6M8M10P(螺距)bdkknrt公稱長(zhǎng)度l0.73872.61.20.21.15400.8388.53.31.20.21.3650138103.91.60.251.68601.253813520.4210801.5381662.50.42.41280l系列5,6,8,10,12,(14),16,20,25,30,35,40
15、,45,50,(55),60,(65),70,(75),80注: 公稱長(zhǎng)度l40的螺釘,制出全螺紋。 括號(hào)內(nèi)的規(guī)格盡可能不采用。 螺紋規(guī)格dM1.6M10;公稱長(zhǎng)度l280。(2) 開槽盤頭螺釘(摘自GB/T 672016)標(biāo)記示例 螺紋規(guī)格d = M5、公稱長(zhǎng)度l = 20、性能等級(jí)為4.8級(jí)、不經(jīng)表面處理的A級(jí)開槽盤頭螺釘: 螺釘 GB/ T 67 M5×20 附表8 mm螺紋規(guī)格dM1.6M2M2.5M3M4M5M6M8M10P(螺距)bdkknrt公稱長(zhǎng)度l0.35253.210.40.10.352160.42541.30.50.10.52.5200.452551.50.60
16、.10.63250.5255.61.80.80.10.74300.73882.41.20.215400.8389.531.20.21.2650138123.61.60.251.48601.2538164.820.41.910801.5382062.50.42.41280l系列2,2.5,3,4,5,6,8,10,12,(14),16,20,25,30,35,40,45,50,(55),60,(65),70,(75),80注: 括號(hào)內(nèi)的規(guī)格盡可能不采用。 M1.6M3的螺釘,公稱長(zhǎng)度l30的,制出全螺紋;M4M10的螺釘,公稱長(zhǎng)度l40的,制出全螺紋。 (3) 開槽沉頭螺釘(摘自GB/T 682
17、016)標(biāo)記示例 螺紋規(guī)格d = M5、公稱長(zhǎng)度l = 20、性能等級(jí)為4.8級(jí),不經(jīng)表面處理的A級(jí)開槽沉頭螺釘:螺釘 GB/T 68 M5×20 附表9 mm螺紋規(guī)格dM1.6M2M2.5M3M4M5M6M8M10P(螺距)bdkknrt公稱長(zhǎng)度l0.35253.610.40.40.52.5160.4254.41.20.50.50.63200.45255.51.50.60.60.754250.5256.31.650.80.80.855300.7389.42.71.211.36400.83810.42.71.21.31.485013812.63.31.61.51.68601.2538
18、17.34.6522.2.310801.5382052.52.52.61280l系列2.5,3,4,5,6,8,10,12,(14),16,20,25,30,35,40,45,50,(55),60,(65),70,(75),80注: 括號(hào)內(nèi)的規(guī)格盡可能不采用。 M1.6M3的螺釘、公稱長(zhǎng)度l30的,制出全螺紋; M4M10的螺釘、公稱長(zhǎng)度l45的,制出全螺紋。 (4) 內(nèi)六角圓柱頭螺釘(摘自GB/T 70.12008)標(biāo)記示例螺紋規(guī)格d = M5、公稱長(zhǎng)度l = 20、性能等級(jí)為8.8級(jí)、表面氧化的內(nèi)六角圓柱頭螺釘:螺釘 GB/T 70.1 M5×20 附表10 mm螺紋規(guī)格dM3M
19、4M5M6M8M10M12M14M16M20P(螺距)bdkktser0.5185.531.32.52.870.10.72074233.440.20.8228.552.544.580.2124106355.720.251.2528138466.680.41.5321610589.150.41.7536181261011.430.6240211471213.720.62442416814160.62.5523020101719.440.8公稱長(zhǎng)度l530640850106012801610020120251402516030200l系列2.5,3,4,5,6,8,10,12,14,16,20,2
20、5,30,35,40,45,50,55,60,65,70,80,90,100,110,120,130,140,150,160,180,200,220,240,260,280,300(5) 十字槽沉頭螺釘(摘自GB/T 819.12016)標(biāo)記示例螺紋規(guī)格dM5、公稱長(zhǎng)度l20、性能等級(jí)為4.8級(jí)、不經(jīng)表面處理的H型十字槽沉頭螺釘:螺釘 GB/T 819.1 M5×20 附表11 mm螺紋規(guī)格dM1.6M2M2.5M3M4M5M6M8M10P(螺距)0.350.40.450.50.70.811.251.5a max0.70.80.911.41.622.53b min2525252538
21、38383838dk理論值 max3.64.45.56.39.410.412.617.320實(shí)際值max33.84.75.58.49.311.315.818.3min2.73.54.45.28.048.9410.8715.3717.8k max11.21.51.652.72.73.34.655r max0.40.50.60.811.31.522.5X max0.911.11.251.7522.53.23.8十字槽槽號(hào) No.01234H型m參考1.61.92.93.24.65.26.88.910插入深度min0.60.91.41.72.12.7345.1max0.91.21.82.12.63.
22、23.54.65.7Z型m參考1.61.92.834.44.96.68.89.8插入深度min0.70.951.481.762.062.634.155.19max0.951.21.732.012.513.053.454.65.64l公稱minmax32.83.243.74.354.75.365.76.387.78.3109.710.3商品1211.612.4螺紋規(guī)格dM1.6M2M2.5M3M4M5M6M8M10 (14)13.6514.351615.6516.35規(guī)格2019.5820.422524.5825.423029.5830.42范圍3534.535.54039.540.54544.
23、545.55049.550.5(55)54.0555.956059.0560.95注: 盡可能不采用括號(hào)內(nèi)的規(guī)格。 P 螺距。 dk的理論值按GB/T 5279規(guī)定。 公稱長(zhǎng)度虛線以上的螺釘,制出全螺紋。 (6) 緊定螺釘 開槽錐端緊定螺釘 開槽子端緊定螺釘 開槽長(zhǎng)圓柱端緊定螺釘 (GB/T 711985) (GB/T 731985) (GB/T 751985)標(biāo)記示例螺紋規(guī)格d = M5、公稱長(zhǎng)度l = 12、性能等級(jí)為14H級(jí)、表面氧化的開槽長(zhǎng)圓柱端緊定螺釘:螺釘 GB/T 75 M5×12附表12 mm螺紋規(guī)格dM1.6M2M2.5M3M4M5M6M8M10M12P(螺距)0.
24、350.40.450.50.70.811.251.51.75n0.250.250.40.40.60.811.21.62t0.740.840.951.051.421.6322.533.6dt0.160.20.250.30.40.51.522.53dp0.811.522.53.545.578.5z1.051.251.51.752.252.753.254.35.36.3lGB/T 71198528310312416620825830104012501460GB/T 731985282102.51231642052563084010501260GB/T 7519852.5831041251662082
25、51030104012501460l系列2,2.5,3,4,5,6,8,10,12,(14),16,20,25,30,35,40,45,50,(55),60注: l為公稱長(zhǎng)度。 括號(hào)內(nèi)的規(guī)格盡可能不采用。7. 螺母 六角螺母C級(jí) 1型六角螺母A和B級(jí) 六角薄螺母 (GB/T 412016) (GB/T 61702015) (GB/T 6172.12016)標(biāo)記示例螺紋規(guī)格D = M12、性能等級(jí)為5級(jí)、不經(jīng)表面處理、C級(jí)的六角螺母:螺母 GB/T 41 M12 螺紋規(guī)格D = M12、性能等級(jí)為8級(jí)、不經(jīng)表面處理、A級(jí)的1型六角螺母:螺母 GB/T 6170 M12 附表13 mm螺紋規(guī)格DM
26、3M4M5M6M8M10M12M16M20M24M30M36M42eGB/T 418.6310.8914.2017.5919.8526.1732.9539.5550.8560.7971.3GB/T 61706.017.668.7911.0514.3817.7720.0326.7532.9539.5550.8560.7971.3GB/T 6172.16.017.668.7911.0514.3817.7720.0326.7532.9539.5550.8560.7971.3sGB/T 41810131618243036465565GB/T 61705.57810131618243036465565G
27、B/T 6172.15.57810131618243036465565mGB/T 415.66.47.99.512.215.91922.326.431.934.9GB/T 61702.43.24.75.26.88.410.814.81821.525.63134GB/T 6172.11.82.22.73.245681012151821注:A級(jí)用于D16;B級(jí)用于D16。8. 墊圈 1) 平墊圈 小墊圈A級(jí) 平墊圈A級(jí) 平墊圈 倒角型A級(jí)(GB/T 8482002) (GB/ T 97.12002) (GB/T 97.22002)標(biāo)記示例標(biāo)準(zhǔn)系列、規(guī)格8、性能等級(jí)為200HV級(jí)、不經(jīng)表面處理、產(chǎn)品
28、等級(jí)為A的平墊圈:墊圈 GB/T 97.1 8附表14 mm公稱長(zhǎng)度(螺紋規(guī)格) d1.622.5345681012141620243036d1GB/T 8481.72.22.73.24.35.36.48.410.513151721253137GB/T 97.11.72.22.73.24.35.36.48.410.513151721253137GB/T 97.25.36.48.410.513151721253137d2GB/T 8483.54.5568911151820242834395060GB/T 97.1456791012162024283037445666GB/T 97.2101216
29、2024283037445666hGB/T 8480.30.30.50.50.511.61.61.622.52.53445GB/T 97.10.30.30.50.50.811.61.622.52.533445GB/T 97.211.61.622.52.533445 2) 彈簧墊圈標(biāo)準(zhǔn)型彈簧墊圈 輕型彈簧墊圈(GB/T 931987) (GB/T 8591987) 標(biāo)記示例規(guī)格16、材料為65Mn、表面氧化的標(biāo)準(zhǔn)型彈簧墊圈:墊圈 GB/T 93 16附表15 mm規(guī)格(螺紋大徑)345681012(14)16(18)20(22)24(27)30d3.14.15.16.18.110.212.214
30、.216.218.220.222.524.527.530.5HGB/T 931.62.22.63.24.25.26.27.28.2910111213.615GB/T 8591.21.62.22.63.24566.47.289101112S(b)GB/T 930.81.11.31.62.12.63.13.64.14.555.566.87.5SGB/T 8590.60.81.11.31.622.533.23.644.555.56mGB/T 930.40.550.650.81.051.31.551.82.052.252.52.7533.43.75GB/T 8590.30.40.550.650.811
31、.251.51.61.822.252.52.753bGB/T 85911.21.522.533.544.555.56789注: 括號(hào)內(nèi)的規(guī)格盡可能不采用。 m應(yīng)大于零。二、常用鍵與銷1. 鍵1) 平鍵和鍵槽的剖面尺寸(GB/T 10952003)附表16 mm鍵尺寸b×h鍵 槽寬 度 b深 度半 徑r基本尺寸偏 差軸t1轂t2正常連結(jié)緊密連結(jié)松連結(jié)基本尺寸極限偏差基本尺寸極限偏差軸N9轂JS9軸和轂P9軸H9轂D10minmax2×22-0.004-0.029±0.0125-0.006-0.031+0.0250+0.060+0.0201.2+0.101+0.100
32、.080.163×331.81.44×440-0.030±0.015-0.012-0.042+0.0300+0.078+0.0302.51.85×553.02.30.160.256×663.52.88×780-0.036±0.018-0.015-0.051+0.0360+0.098+0.0404.0+0.203.3+0.2010×8105.03.30.250.4012×8120-0.043±0.0215-0.018-0.061+0.0430+0.120+0.0505.03.314×91
33、45.53.816×10166.04.318×11187.04.420×12200-0.052±0.026-0.022-0.074+0.0520+0.14 9+0.0657.5+0.204.9+0.200.400.6022×14229.05.425×14259.05.428×162810.06.432×18320-0.062±0.031-0.026-0.088+0.0620+0.180+0.08011.07.436×203612.0+0.308.4+0.300.701.0040×224
34、013.09.445×254515.010.450×285017.011.456×32560-0.074±0.037-0.032-0.106+0.0740+0.220+0.10020.012.41.201.6063×326320.012.470×367022.014.480×408025.015.42.002.5090×45900-0.087±0.0435-0.037-0.124+0.0870+0.260+0.12028.017.4100×5010031.019.52) 普通平鍵的型式尺寸GB/
35、T 10962003)標(biāo)記示例寬度b6 mm、高度h6 mm、L16 mm的平鍵,標(biāo)記為: GB/T 1096 鍵A18×100附表17 mm寬度b基本尺寸23456810121416182022極限偏差(h8)0-0.0140-0.0180-0.0220-0.0270-0.033高度h基本尺寸23456788910111214極限偏差矩形(h11)0-0.0900-0.110方形(h8)0-0.0140-0.018倒角或倒圓s0.160.250.250.400.400.600.600.80長(zhǎng)度L基本尺寸極限偏差(h14)60-0.36810120-0.43141618200-0.5
36、222標(biāo)準(zhǔn)2528320-0.62364045長(zhǎng)度50560-0.74637080900-0.86范圍1001103) 半圓鍵和鍵槽的剖面尺寸(GB/T 10982003)3) 半圓鍵和鍵槽的剖面尺寸(GB/T 10982003)附表18 mm鍵尺寸b×h×D鍵 槽寬 度 b深 度半徑R基本尺寸極限偏差軸t1轂t2正常連結(jié)松連結(jié)緊密連結(jié)基本尺寸極限偏差基本尺寸極限偏差軸N9轂JS9軸和轂P9軸H9轂D10maxmin1×1.4×41×1.1×41-0.004-0.029±0.0125-0.006-0.031+0.0250+0.060+0.0201.0+0.100.6+0.100.160.081.5×2.6×71.5×2.1×71.52.00.82×2.6×72×2.1×721.81.02×3.7×102×3×1022.91.02.5×3.7×102.5×3×102.52.71.23×5×133×4×1333.8
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