国标自攻螺丝详细尺寸表-m4自攻螺丝国标

1、.国家标准螺丝规格表，螺丝牙距规格表我们螺丝行业的螺丝生产厂家，在生产制造当中，销售过程当中，服务客户过程当中，遇到客户问，什么样的螺丝规格是什么，它们的螺纹牙距是多少.那么如果有一个螺丝规格表，把螺丝螺纹牙距，螺丝种类，螺丝各方面基本信息都用一个图表来表示，清楚，明了，简单易懂。那么使用起来就方便多了。下面深圳市创固螺丝朱经理，把螺丝规格表，把螺丝螺纹牙距规格表显上，供大家方便使用，查询。螺丝规格表a. Slotted: 一字 ( Minus )b. Phillips: 十字 ( Plus )c. Phil-Slot: 一字/十字d. Hex Scoket: 内六角e. One Way: 单

2、向 (只可锁入,不可退出)A-4: Head Code/ 头部外型.a. Flat: 平头 (锁入后,顶部与工作件齐平)b. Oval: 色拉头c. Round: 圆头d. Pan: 圆扁头e. Truss: 大圆扁头f. Hex : 六角头.A-5: Finish Code/ 外观处理.公制自攻螺丝 :于品名后方直接标示 Tapping Type.Ex: M3 x 6 PPB, Tapping Type:M3 自攻螺丝, 6mm 长, 十字, 圆扁头, 镀黑.螺纹规格为ST2.9 -ST6.3 的六角凸缘自钻自攻螺钉 一般常用规格如下:a. Z: Zine-Plated: 镀锌b. Ni:

3、Ni-Plated: 镀镍c. Tin-Plated: 镀锡d. Zine Plated / Green Iridite: 镀锌绿膜处理.e. Radiant Plated: 镀五彩f. Passivate: 抗氧化处理.g. Alodial Finish: 无外观处理公制自攻螺丝钉 :于品名后方直接标示 Tapping Type.Ex: M3 x 6 PPB, Tapping Type:M3 自攻螺丝钉, 6mm 长, 十字, 圆扁头, 镀黑.一般以产品别或标示, 再判断为Sheet Metal 或塑料部品使用.B: 美规螺丝钉.a.一般以番号标示, 如 *2-56, *4-40, *6-3

4、2, *8-32, *10-24etc.b.或以英制外径表示,如0.086-56, 0.112-40 , 0.138-32 , 0.164-32 , 0.190-24etc.Ex: 632 8 P P B:Finish Code: 外观处理规格Head Code: 头部外型Drive Code: 头部剖沟,特征型号Length Code: 螺丝钉长度Thread Code: 螺丝钉型号B-1: Thread Code: 螺丝钉型号一般常用规格如下:a. *2-56 (0.086-56): 2 番 56 牙b *4-40 (0.112-40) : 4 番40 牙c. *6-32 (0.138-3

5、2) : 6 番32 牙d. *8-32 (0.164-32) : 8 番 32 牙e. *10-24 (0.190-24): 10 番 24 牙*牙为每吋之牙数.*B-2: Length Code: 螺丝钉长度美规螺丝钉长度须经换算, 才是公制mm 尺寸.换算公式: (Length Code / 32) x 25.40 = 公制长度mmB-3, B-4,B-5 : 标示方式与公制相同.C: 英制螺丝钉:C-1: Thread Code:标示皆将分母为8, 再直接称分子之番号.Ex: 1/8 x 0.50 PPB: 1 分牙螺丝钉 x 0.50” 长, PPBEx: 5/16 x 0.50 P

6、PB = 2.5/8 x 0.50-PPB : 2 分半牙螺丝钉 x 0.50” 长, PPBEx: 5/32 x 0.50 PPB =1.25/8 x 0.50-PPB: 1 分2 厘半螺丝钉x 0.50” 长, PPBEx: 1/4 x 0.50-PPB= 2/8 x 0.50-PPB: 2 分牙螺丝钉 x 0.50” 长, PPB注: 有时会标示粗牙或细牙.UNF: 细牙 :电子业较常用.UNC:粗牙 : 重机械结构较常用.Ex: 3/8 x 0.50 ,UNF PPB: 3 分细牙螺丝钉 x 0.50” 长, PPB.C-2: Length Code:为英吋标示, 须乘以25.40 换

7、算为mm螺丝规格表 螺丝螺纹牙距表 螺钉规格表 深圳市创固螺丝类别规格牙距mm成品外径线径类别规格牙距成品外径线径最大最小±0.02mm每英寸最大最小±0.02mm国标粗牙60°M1.40.031.381.341.16英制粗牙55°1/8403.1453.0302.70M1.70.351.681.611.425/32323.9453.7953.38M2.00.401.981.891.683/16244.7324.5924.00M2.30.402.282.191.981/4206.3206.1655.45M2.50.452.482.382.155/1618

8、7.9057.7376.94M3.00.502.982.882.603/8169.4909.3128.40M3.50.603.473.363.027/161411.0710.889.84M4.00.703.983.833.401/21212.6612.4611.22M4.50.754.474.363.889/161214.2514.0412.81M5.00.804.984.834.305/81115.8315.6114.27M6.01.005.975.825.18美制粗牙60°4*402.8242.6952.37M7.01.006.976.826.185*403.1543.0262.

9、69M8.01.257.967.797.026*323.4843.3332.91M9.01.258.968.798.018*324.1423.9913.57M101.509.969.778.8410*244.84.6184.05M111.5010.9710.739.8412*245.4615.2794.70M121.7511.9511.7610.71/4206.3226.1175.45M142.0013.9513.7412.51/3187.9077.6876.93M162.0015.9515.7414.53/8169.4919.2548.40M182.5017.9517.7116.24/914

10、11.0810.829.83M202.5019.9519.7118.21/21312.6612.3911.32国标细牙60°M4.00.53.973.863.584/71214.2513.9612.80M4.50.54.474.364.075/81115.8315.5314.20M5.00.54.974.864.57美制细牙60°4*482.8272.7132.44M6.00.755.975.855.415*443.1573.0362.73M7.00.756.976.856.416*403.4843.3563.02M8.01.007.977.837.248*364.1454.0063.63M9.01.008.978.838.2410*324.8034.6514.23M101.009.979.829.2312*285.4615.2964.81M101.259.969.819.071/4286.3246.165.68M121.2511.9711.7611.075/16247.9097.7277.16M121.5011.9611.7910.893/8249.49