PEM壓鉚件手冊(cè)

1、小五金PEMffi韌件手冊(cè)1、螺釘、螺栓1.1、 通孔孔徑螺釘連接零件上預(yù)制之通孔如圖示。通孔通孔孔徑之尺寸如下表（單位:mm）螺釘公稱直徑通孔直徑（d）mm一級(jí)二級(jí)二級(jí)四級(jí)11.11.21.31.21.31.41.51.41.51.61.81.61.71.821.71.822.11.82.02.12.222.22.42.62.22.42.62.82.32.52.72.92.52.72.93.12.62.833.233.23.43.63.53.73.94.244.34.54.85.54.54.855.3655.35.55.86.566.46.677.81.2、 攻螺紋孔孔徑與螺釘相配的螺紋攻絲

2、孔孔徑取決外內(nèi)螺紋結(jié)合比之大小螺紋結(jié)合比（）=（螺釘公稱直徑-攻絲孔直徑）+（2*螺紋結(jié)合高度）*100%1.3、 配合尺寸同種規(guī)格的螺釘需與同種規(guī)格螺紋的螺母或與預(yù)攻同規(guī)格螺紋孔和，鋼板配合，如對(duì)M3的螺釘需與 M3的螺母配合，或者與在鋼板上攻出 M3的螺紋孔相配合.1.4、 機(jī)械性能（包括材質(zhì)與熱處理）一般用C<0.20%勺低碳鋼制造，拉伸強(qiáng)度要求不小于 330Mpa,硬度不小于95HV（90HB或52HRB）,屈服強(qiáng) 度不小于190Mpa,延伸率不小于25%,部分螺釘拉力如下表螺紋標(biāo)志M1.6M2M2.2M2.5M3M3.5M4M5M6最小拉力4206206801120166022

3、402900469066301.5.鋼板厚度（取決于螺釘與內(nèi)螺紋的結(jié)合長(zhǎng)度，鋼板厚度要大于實(shí)際螺紋要求的旋合長(zhǎng)度，單位mm）螺紋標(biāo)志旋 合 長(zhǎng) 度>三M10.61.7M1.10.61.7M1.20.61.7M1.40.72M1.60.82.6M 1.80.82.6M21.03M2.21.33.8M2.51.33.8M31.54.5M3.51.75M426M4.52.26.7M52.27.5M639M1*0.20.51.4M1.1*0.20.51.4M1.2*0.20.51.4M1.4*0.20.51.4M1.6*0.20.51.5M1.8*0.20.51.5M2*0.250.61.9M2

4、.2*0.250.61.9M2.5*0.350.82.6M3*0.3513M3.5*0.3513M4*0.51.54.5M4.5*0.51.54.5M5*0.51.54.5M5.5*0.51.54.5M6*0.752.47.1注：對(duì)薄材,鋼板厚度至少要大于 2-3個(gè)螺距。1.6、 壓鐘螺釘、壓怫螺釘FH, FHS FHA用于0.76毫米以上薄板。FH-M3-8螺紋x螺 距型號(hào)長(zhǎng)度碼L+ 0.4最小 板厚安裝 孔+0.08安裝 后最 大接 觸孔H +0.4S (Max)最小 邊距碳 鋼不 銹 鋼鋁M2.5*0.45FHFHSFHA6810121518NANANANA12.53.104.11.95

5、5.4M3*0.5FHFHSFHA68101215182025NANA133.604.62.15.6M3.5*0.6FHFHSFHA6810121518202530NA13.54.105.32.256.4M4*0.7FHFHS:FHA6810121518202530P 35144.605.92.47.2M5*0.8FHFHSFHANA81012151820253035155.606.52.77.2M6*1FHFHSFHANANA10121518202530351.6066.608.237.90M8*1.25FHFHSFHANANANA121518202530352.488.609.63.79.

6、6、壓怫螺釘TFH TFHS可用于最上板厚為對(duì)拉穿力要求高，而扭矩要求小時(shí)可代替FH螺紋X 螺距型號(hào)長(zhǎng)度碼L+ 0.4最小 板厚安裝 孔 +0.08安裝 后最 大接 觸孔H +0.4S (Max)T (Max)最 小 邊 距碳 鋼不銹 鋼M3*0.5TFHTFHS68101215182025NANA0.5133.604.51.80.645.6M4*0.7TFHTFHSNA810121518202530350.5144.605.81.80.647.2M5*0.8TFHTFHSNA810121518202530350.5155.606.42.30.647.2、壓怫螺釘HFH,HFHS,HFHB提供

7、大的頭部，增加受力強(qiáng)度 HFHB1于設(shè)備導(dǎo)電接地線路和連接。TfcL "螺紋x 螺距型號(hào)長(zhǎng)度碼L+ 0.4最 小 板 厚安裝 孔 +0.08安裝 后最 大接 觸孔H+0.4S (Max)T (Max)最小 邊距碳 鋼不銹 鋼銅M5*0.8HFHHFHSHFHB152025303540501.356.57.82.71.1410.7M6*1HFHHFHSHFHB152025303540501.567.59.42.81.2711.5M8*1.25HFHHFHSHFHB15202530354050299.512.53.51.7812.7M10*1.5HFHHFHSHFHB152025:303

8、540502.31011.515.74.12.2913.7、壓怫螺釘FHL FHLS適用于薄板1毫米厚的板厚。螺紋x螺 距型號(hào)長(zhǎng)度碼L+ 0.4最 小 板 厚安裝 孔 +0.08安裝 后最 大接 觸孔H+0.4S (Max)最 小 邊 距碳 鋼不銹 鋼M2.5*0.45FHLFHLS 6810121518NANANANA12.52.903.152.12.8M3*0.5FHLFHLS :68101215182025NANA133.403.652.13.3M3.5*0.6FHLFHLS :6810121518202530NA13.53.904.152.33.8M4*0.7FHLFHLS681012

9、151820253035144.404.652.44.3M5*0.8FHLFHLS NA8101215P1820253035155.405.92.75.6、壓怫螺釘FH4用于1毫米厚的不銹鋼板材。螺紋x螺 距型 號(hào)長(zhǎng)度碼L + 0.4最小 板厚安裝 孔 +0.08安裝 后最 大接 觸孔H+0.4S (Max)最小 邊距M3*0.5FH468101215182025NANA1-2.433.604.62.15.60M4*0.7FH4 681012 11518202530351-2.444.605.92.47.2M5*0.8FH4NA810121518202530351-2.455.606.52.7

10、7.2、壓怫螺釘HEE適用于1毫米的薄板上。C -螺紋x螺 距型號(hào)長(zhǎng)度碼L± 0.4最小 板厚安裝 孔+0.08安裝 后最 大接 觸孔H 士 0.4S (Max)T (Max)最小 邊距M5*0.8HFE15202530354050157.39.62.61.3510M6*1HFE15202530354050168.311.352.81.5211.5M8*1.25HFE152025303540501.50910.315.33.32.1314.5、埋頭螺栓CHA CHC CFHA CFHC安裝在打磨的盲孔中，與孔對(duì)應(yīng)的面板表面必須保持完好無(wú)損，螺紋尺寸在M速UM5螺紋X螺距型號(hào)長(zhǎng)度碼L+

11、 0.4最小 板厚安裝 孔 +0.08最小 安裝 孔深A(yù) (Max)E土0.25C (Max)最小 邊距安裝 后最 大接 觸孔鋁不銹 鋼M3*0.5CHACHC6810121620NA1.604.371.11.15.214.354.003.60CFHACFHC2.401.911.91M4*0.7CHACHC6810121620251.607.371.11.18.337.354.004.60CFHACFHC2.401.911.91M5*0.8CHACHCNANA10121620251.607.931.11.18.897.96.405.60CFHACFHC2.401.911.91、拉削槽式螺栓KF

12、H用于PO上壓挪螺釘，起間隔或固定作用。ZI- S -I I- T螺紋X螺距型號(hào)長(zhǎng)度碼L+ 0.4A (Max)最小 板厚安裝 孔+0.08安裝 后最 大接 觸孔H土0.25S (Max)T土0.13最小 邊距模 具 孔M3*0.5KFH68101215181.651.5333.704.582.30.513.803.1M4*0.7KFH |68101215181.651.534.24.805.742.30.515.104.1M5*0.8KFH6 1 8101215181.651.5355.806.602.30.515.305.1、皇冠裝飾釘CHDS與YK卡式螺母配合使用，對(duì)面板進(jìn)行人性化的裝飾

13、。螺紋X螺距型號(hào)長(zhǎng)度碼L±0.4M5*0.8CHDS172025M6*1CHDS172025、六角平齊型壓怫螺釘 NFH,NFHS螺紋規(guī) 格型號(hào)最小板 厚板孔直徑 +0.08C -0.13H nomS max長(zhǎng)度/L ±0.05/ -0.13,長(zhǎng)度碼以毫米為單位最小 邊距鋼不銹 鋼M3X0.5NFHNFHS1.04.84.7861.2556810121620-7.2M4X0.7NFHNFHS1.04.84.7861.25568101216:202530357.2M5X0.8NFHNFHS1.0小6.8（非 標(biāo) 5.0）4.986.351.25-681012162025303

14、57.5M6X1.0NFHNFHS1.6（非 標(biāo) 1.3）小6.8（非 標(biāo) 6.0）5.9871.4-81012162025303592、螺母定義螺母是帶有內(nèi)螺紋的緊固件，配合帶有外螺紋的螺釘，利用內(nèi)外螺紋邊接形式，作緊固邊接兩個(gè)被邊件之用。2.1制造材料般只用到下列兩種材料：不銹鋼和低碳鋼。螺母材料的選取。自鐘螺 母型號(hào)型號(hào)說(shuō)明材料低碳鋼熱處理不銹鋼低碳鋼不處理預(yù)硬不銹鋼S用低碳鋼制造，機(jī)加工后熱處理?CLS用為銹鋼制造?H低碳鋼造，機(jī)加工后熱處理之防鎖螺母?N低碳鋼造，機(jī)加工后不熱處理之防鎖螺母?HNL低碳鋼造，機(jī)加工后不熱處理之防鎖螺母?SP不銹鋼造，機(jī)加工后預(yù)硬用于不銹鋼板?2.2、

15、尺寸參數(shù)螺紋 及螺距型 號(hào)板材厚 度代碼壓入深度A(Max)最小板材 厚度板材孔徑 +0.08/-0C（Max）ET孔邊緣至對(duì)邊之 最小距離(b)低碳鋼不銹鋼M2*0.4SCLS00.760.8-14.254.226.31.54.810.97121.371.4M2.5*0.45SCLS00.760.8-14.254.226.31.54.810.97121.371.4M3*0.5SCLS00.760.8-14.254.226.31.54.810.97121.371.4M3.5*0.6SCLS00.760.8-14.754.737.11.55.610.97121.371.4M4*0.7SCLS00

16、.760.8-15.45.387.926.910.97121.371.4M5*0.8SSCLSS00.760.8-16.46.388.727.110.97121.371.4M6*1SCLS01.151.28.758.7211.054.088.611.371.422.212.3M8*1.25SCLS11.371.410.510.4712.655.479.722.212.3M10*1.5SCLS12.212.311413.9717.357.4813.523.053.18、自扣緊鋁制螺母 CLA螺紋 及螺距型 號(hào)板材厚 度代碼壓入深度A(Max)最小板材 厚度板材孔徑 +0.08/-0C (Max)

17、ET孔邊緣至對(duì)邊之 最小距離(b)鋁M2*0.4CLA10.9714.254.226.31.54.821.371.4M3*0.5CLA10.9714.754.736.325.621.371.4M3.5*0.6CLA10.9715.45.387.126.921.371.4M4*0.7CLA10.97165.977.937.121.371.4M5*0.8CLA10.9817.57.479.53.87.921.371.4M6*1CLA11.381.48.758.7211.054.088.622.212.3、自怫螺母SP (專用于不銹鋼沖壓板件上)螺紋及螺 距類型板材厚度代碼壓入深度A(Max)最小板

18、材 厚度板材孔徑 +0.03/-0C (Max)ET孔邊緣至對(duì)邊之最小 距離(b)M3*0.5SP00.760.8-14.254.226.31.54.810.971.01-1.3921.371.4最小值M4*0.7SP00.760.8-15.45.387.826.910.971.01-1.3921.371.4最小值M5*0.8SP00.760.8-16.46.388.727.110.971.01-1.3921.371.4最小值M6*1SP11.371.4最小值8.758.7211.14.18.6、低碳鋼制自鎖和防鎖螺母 H,HN,HNL螺紋及螺 距型 號(hào)壓人深度A(Max)板材最 小深度板材孔

19、徑CET1T2孔邊緣至對(duì)邊之 最小距離(b)防鎖自鎖防鎖自鎖M6*1NAHNL1.481.488.878.7212.7510M8*1.25NHNL1.481.4810.510.4714.66.311M10*1.5HHNL1.481.4812.712.6716.57.912HN、自怫螺母F緊固件的二面與板保持平齊，用于薄板，其厚度可薄至1.5毫米。螺紋規(guī)格 及螺柱型號(hào)板材厚度代號(hào)壓入深度板材最小厚度板材孔徑C最大值H孔邊緣至對(duì)邊之 最小距離(b)M2*0.4F11.51.5-2.34.44.344.8622.32.32-UPM2.5*0.45F11.51.5-2.34.44.344.8622.3

20、2.32-UPM3*0.5F11.51.5-2.34.44.354.8622.32.32-UPM4*0.7F11.51.5-2.37.47.347.97.222.32.32-UPM5*0.8F11.51.5-2.37.97.878.7822.32.32-UPM6*1F33.13.2-3.98.758.719.58.843.94-4.754.74.72-UP、“三點(diǎn)”設(shè)計(jì)的自扣緊螺母SLS歹I螺紋及螺 距類型板材厚 度代碼壓入深度A(Max)最小板材 厚度板材孔徑 +0.03/-0C (Max)ET孔邊緣至對(duì)邊之最小 距離(b)M3*0.5SL10.9714.254.226.31.54.821.

21、371.4M3.5*0.6SL10.9714.754.737.11.55.621.371.4M4*0.7SL10.9715.45.387.926.921.371.4M5*0.8SL10.9716.46.388.727.121.371.4M6*1SL11.371.48.758.7211.14.18.632.212.3、適用于超薄板材的自扣緊螺母 SMPS列同一規(guī)格的螺母，SMP系列螺母比普通螺母更更容易貼近安裝板邊緣，兩者最大差距高達(dá)40%螺紋及螺距型號(hào)壓入深度A(Max)最小板材 厚度板材孔徑 +0.08/-0C (Max)ET孔邊緣至對(duì)邊之最 小距離(b)M2.5*0.45SMPS0.610

22、.643.83.795.61.43.7M3*0.5SMPS0.610.644.244.225.61.44.3M3.5*0.6SMPS0.610.644.754.736.41.45.1、浮動(dòng)螺母 AS, AG LAS, LAC自調(diào)節(jié)功能可補(bǔ)償配合孔的安裝誤差，具有自鎖和非自鎖兩種螺紋。螺紋及 螺距類型板 厚 碼壓入深 度 A(Max)最小 板厚板材孔 徑+0.08C (Max)D (Max)E+ 0.4T1 (Max)T2 (Max)最小 邊距(b)非自鎖自鎖低 碳 鋼不 銹 鋼低 碳 鋼不 銹 鋼M3*0.5ASACLASLAC10.9717.377.357.379.143.314.837.6

23、221.381.40M4*0.7ASACLASLAC10.9719.359.339.2811.183.315.348.6421.381.4M5*0.8ASACLASLAC10.97110.3110.2910.2911.944.326.869.1421.381.4M6*1ASACLASLAC10.97113.0813.0612.9615.245.347.8810.6721.381.4螺紋及螺 距型 號(hào)底端 碼最小板 厚板材孔徑 +0.08A + 0.08C + 0.05D+ 0.1E +0.03/-0.1T (Max)最小邊 距M3X 0.5CFN10.91-1.093.861.024.114.

24、455.162.652.92、微型緊固件U, UL, FEOX FEX, FE占用空間小，強(qiáng)度高，分自鎖和非自鎖兩種，用于 0.76毫米以上的薄板。螺紋及螺 距型號(hào)壓入深 度 A(Max)板材最 小厚度板材孔 徑C -0.13D (Max)E + 0.13T +0.1最小邊距安裝后最大接觸 孔非自鎖自鎖M2X 0.4UUL0.760.76-0.913.613.62.54.071.652.82.5M3X 0.5FEOXFEO1.020.99-1.144.394.373.964.881.93.63.5FEXFE1.531.5-1.78M4X 0.7FEOXFEO1.020.99-1.147.397

25、.375.238.172.555.24.5FEXFE1.531.5-1.78M5X 0.8FEOXFEO1.020.99-1.147.397.376.488.173.055.25.5FEXFE1.531.5-1.78M6X 1FEXFE1.5311.5-1.788.748.727.729.743.37.16.5、用于固件PC板的緊固件KF2, KFS為pm提供螺紋的螺母。螺紋X螺距型號(hào)壓入深度A(Max)板材最 小厚度板材孔徑C -0.08E + 0.13T +0.13最小邊距低碳鋼不銹鋼M2X 0.4KF2KFS21.531.533.734.195.581.54.2M2.5X0.45KF2K

26、FS21.531.534.224.685.581.54.4M3X 0.5KF2KFS21.531.534.224.685.581.54.4M4X 0.7KF2KFS21.531.536.46.868.7426.4M5X 0.8KF2KFS21.531.536.97.379.5337.1(11)、自鎖螺母 LK, LKS, LKAM2.5*0.45LKLKSLKA10.9714.374.354.456.353.433.921.381.4M3*0.5LKLKSLKA10.9714.754.734.856.353.43421.381.4M4*0.7LKLKSLKA10.9716.766.736.28

27、.734.455.221.381.4M5*0.8LKLKSLKA10.9717.927.97.759.535.215.621.381.4(12)、用于固二PC板的緊底1 件 KPS6適用于PC板上，保證螺母底端部分與有涂料層的通孔絕對(duì)接觸。螺紋X螺距型號(hào)長(zhǎng)度碼L + 0.4最小板厚安裝孔+0.1/0.08C (Max)E + 0.13M3*0.5KPS6346810121.42-1.654.224.145.56M4*0.7KPS6346810121.42-1.656.46.328.74M5*0.8KPS6346810121.42-1.656.916.849.52(13)、平頭怫螺母YBF 拉娜

28、式螺母，安裝簡(jiǎn)易。型號(hào)De(h)doD +0.03/0.20DK + 0.30K + 0.20L + 0.30YBF-M3M30.5-2.06.05570.88YBF-M4M40.5-2.07.56690.810YBF-M5M50.5-2.59.377101.012YBF-M6M60.5-3.010.999131.513.5YBF-M8M80.5-3.512.31111151.516.5YBF-M10M100.5-3.515.01313171.818.5YBF-M12M120.5-3.517.51515191.822.5(14)、沉頭怫螺母YB.C 拉娜式螺母，安裝簡(jiǎn)易。型號(hào)De(h)doD

29、+0.03/0.20DK + 0.30K + 0.20L + 0.30YB.C-M3M31.6-3.56.05581.59.5YB.C -M4M41.6-3.57.56691.511YB.C -M5M51.6-4.09.377101.514YB.C -M6M61.6-4.510.999131.515YB.C -M8M81.6-5.012.31111141.516.5YB.C -M10M101.6-5.015.0131316.41.519YB.C -M12M121.6-5.017.51515181.522.5(15)、漲怫螺母ZM ZMS螺紋及螺距型號(hào)板厚 碼A+ 0.1最小板 厚板材孔徑 +0

30、.08C (Max)E + 0.25T + 0.25低碳鋼不銹鋼鋁M3*0.5ZMZMSLKA1.21.21.254.98731.51.51.5222M4*0.7ZMZMSLKA1.21.21.265.98841.51.51.5222M5*0.8ZMZMSLKA22287.95105333M6*1ZMZMSLKA22298.98116333M8*1.25ZMZMSLKA2221110.98136333、卡式螺母YK與CHDSB絲配合使用，對(duì)面板進(jìn)行人性化的裝飾。螺紋型號(hào)LABCD被安裝孔徑M5YK1287.58.52.078.599.52.53.04.0M6YK1287.58.52.078.5

31、99.52.53.2(17)、鑲嵌件銅螺母，又稱預(yù)埋螺母及鑲嵌銅螺母或塑膠埋置螺母，根據(jù)使用用方法不同又分熱熔銅螺母、熱壓銅螺母、嵌入式銅螺母及超聲波銅螺母。a、IUB, IUC預(yù)置入非金屬工件，提供牢固螺紋。K喃罐i Llit1 nJ"J DB-J d-A-螺紋及螺距型號(hào)長(zhǎng)度編碼A± 0.13E+ 0.13C+ 0.13板材孔的尺寸黃銅不銹鋼最小孔深D+ 0.05F+ 0.05M2.5*0.45IUBIUC13.434.373.994.443.894.0425.563.796.583.58M3*0.5IUBIUC13.434.373.994.443.894.0425.56

32、3.796.583.58M3*0.5IUBBIUCC13.815.565.164.835.055.2326.354.837.424.7M3.5*0.6IUBIUC13.815.565.164.835.055.2326.354.837.424.7M4*0.7IUBIUC14.76.355.845.725.745.9427.925.418.945.28M5*0.8IUBIUC15.727.546.916.746.787.0329.536.3810.556.25M5*0.8IUBBIUCC16.718.337.837.727.78211.17.1612.127.06M6*1IUBIUC17.629.

33、528.998.648.869.22212.78.4313.728.15M8*1.25IUBIUC18.5111.9111.159.5310.9511.38214.2710.3115.2910.19b、IUTB, IUTC預(yù)置入非金屬工件，提供牢固螺紋。螺紋及螺距型號(hào)A + 0.13E + 0.23C 士 0.13S1 (Nom)S2 (Nom)板材孔的尺寸黃銅不銹鋼孔深孔徑+0.08M2*0.4IUTBIUTC43.483.070.790.794.763.23M2.5*0.45IUTBIUTC5.744.553.860.790.796.54.01M3*0.5IUTBIUTC5.744.553

34、.860.790.796.54.01M3.5*0.6IUTBIUTC7.145.334.650.790.797.94.81M4*0.7IUTBIUTC8.156.175.510.791.028.915.67M5*0.8IUTBIUTC9.526.936.271.171.1710.286.43M6*1IUTBIUTC12.78.697.871.171.5813.468.03c、IBB, IBC盲孔，防止螺紋不被破壞螺紋及螺 距型號(hào)長(zhǎng)度編碼A+0.13/H最小E (Nom)C土0.13S1 (Nom)S2 (Nom)次要直徑（最大/最?。S 銅不 銹 鋼4681012M2.5*0.45IBBIBC

35、4.8/26.25/2.97.1/3.79.5/4.610.3/5.54.84.340.80.82/2.1M3*0.5IBBIBC5.2/2.27.1/3.28.7/4.210.3/5.211.1/6.24.84.340.80.82.5/2.6M3.5*0.6IBBIBC6.35/2.68.7/3.810.3/511.9/6.213.5/7.45.65.10.81.62.9/3M4*0.7IBBIBC6.35/3.18.7/4.510.3/5.911.9/7.313.5/8.76.355.71.21.63.25/3.4M5*0.8IBBIBC7.1/3.511./5.113.5/6.711.9

36、/8.313.5/9.97.16.61.21.64.15/4.3M6*1IBBIBC8.7/4.413.5/6.415.9/8.418.3/10.620.8/12.48.78.151.62.44.9/5.2M8*1.25IBBIBC11.1/5.715.1/7.818.2/10.320.6/12.822.2/15.311.110.322.46.8/6.9d、 NFPC NFPA盲孔，防止螺紋不被破壞。螺紋及螺距型號(hào)A + 0.13最小板厚安裝孔 +0.08C (Max)E (Nom)最小凸臺(tái) 直徑最小螺紋 深度H不銹鋼鋁M3*0.5NFPCNFPA5.846.14.754.724.7512.7

37、5.38M3.5*0.6NFPCNFPA5.846.14.754.724.7512.75.38M4*0.7NFPCNFPA6.736.996.356.326.3515.886.3M5*0.8NFPCNFPA6.736.996.356.326.3515.886.3M6*1NFPCNFPA88.337.927.897.9219.057.62M8*1.25NFPCNFPA9.279.659.539.509.5324.138.76A lEe、ITB,ITC螺紋及螺距類型A + 0.13E (Nom)C + 0.13S1 (Nom)S2 (Nom)次要直徑 最大/最小黃銅不銹鋼M3*0.5ITBITC4

38、.774.774.340.780.782.47/2.59M4*0.7ITBITC6.356.355.741.161.573.25/3.42M5*0.8ITBITC7.137.136.571.161.574.15/4.34M6*1ITBITC9.538.748.151.572.384.94/5.16M6*1ITBITC14.2712.711.842.382.388.55/8.67f、SKTB SKTCL1 l E螺紋及 螺距類型長(zhǎng)度L + 0.13E標(biāo)準(zhǔn)孔德直徑 最大/最小黃銅不銹鋼M3*0.5STKBSTKC3468101215184.742.47/2.59M4*0.7STKBSTKC3468

39、101215186.353.25/3.42M5*0.8STKBSTKCr 3468101215187.134.15/4.34g、GB809標(biāo)準(zhǔn)嵌裝圓螺母盲孔B型嵌裝圓注塑螺母，下附參考數(shù)據(jù)，規(guī)格也是從M2至M12盲孔嵌裝圓螺母底部與加熱的塑膠流 體具有很好的隔離作用，不易滲膠進(jìn)螺孔內(nèi)，常應(yīng)用于一端外露另一端埋入且注膠壓力較大的注塑件。GB809盲孔B型嵌裝圓螺母尺寸參考單位：mm規(guī)格M2M2.5M3M4M5M6M8M10M12D44.556810121518F33.54579101316C0.60.811.21.21.522.53L66861081210161218162518302030B3353658611812111912201420通孔A型嵌裝銅螺母，下附詳細(xì)尺寸明細(xì)，規(guī)格從M訃M12,下表中沒(méi)有說(shuō)明小徑，一般會(huì)以國(guó)標(biāo)中規(guī)定 的公差帶的中線+0.1 mm為標(biāo)準(zhǔn)，以利于沖針順利套入且塑膠溶液不易滲進(jìn)牙縫內(nèi)。GB809通孔A型嵌裝圓螺母尺寸參考單位：mm規(guī)格M2M