螺丝扭力标准

1、Subject:可攜式電腦廠螺絲鎖緊扭力標準Doc No: 814-F001Rev.:3MSU Screw fastrn torque sta ndaueEffective Date:Page 1 of 3Engineering Directive(ED)Engineering Specification(ES)Manufacturing System(MS)* 目的(Purpose):1. 作為鎖as鱗作樂的連循at準*以確保產品品覧，2. SOP製定依據*3. 作MQC audit的依操 範Scope):凡可攔式竄腦廠所生産的產品均遵用之-三 內容(Description):1.螺絲尺寸與

2、標準缥絲鎖緊扭力艷型B刀里鱼迪3螺絲公稱尺寸硬材料軟材料起子頭編號扭力狠差Ml0,150,08MM0.220.11Ml, 20.320.16Ml .40.480-24#0Ml上0.70.35Ml .7KO0.5 Ml .8r i0.55M21.510.75+30%M2.221#L-0%M2.53.21.6M2.64.52M363M3,5105M416S#2M4.52110.5MS3015M65Q25#4-40 UNC4.52.5#4 奏 fsrSubject:可攜式電腦廠螺絲鎖緊扭力標準Doc No: 814-F001Rev.:3MSU Screw fastrn torque sta ndau

3、eEffective Date:Page 2 of 3Engineering Directive(ED)Engineering Specification(ES)Manufacturing System(MS)Remark: #軟材料.表示SMS物爲遊或绍 鋅等歎金者”連用之若被夾持 物埒軟材料可視實際況，而依轶材料之扭力標準齡之*硬材料.表示被績物如爲鐵類等高飆度商硬度材料者，適用 之*法.若有特殊IS求時.得依ME與相關單位硏究並定出逍用的扭力。四附錄：扭 J(Torque)扭力，是種鎖緊屎縑的力單位扭力，是一種動力倏一的張力 拉力有顯著的不同-扭力，是作用力舆作用距離的乘積公式：T =

4、F * LT:扭力(kgf * cm)F:作用力(kgf)L:作用距離(cm)例在一桿畏是20cm處作用5kgf之力“削由公式TF * L可得扭力 T = 5(kgf) * 20(c) = 100 kfif * cm)= 2(kgf) * 50(cm)=l(kgf) * 100(cm)Engineering Directive(ED)Engineering Specification(ES)Manufacturing System(MS)Subject:可攜式電腦廠螺絲鎖緊扭力標準Doc No: 814-F001Rev.:3MSU Screw fastrn torque sta ndaueEf

5、fective Date:Page 3 of 3例2.扭力扳手（扭力超子），就是屬於應用扭力轉動的桿.藉由作用力與作用距 聲密切關係,來達到損緊摞絲的目的，扭力軍位換算表公制IS制英制扭力 單位kgf-cno kef gCcmNmIbf-in lbf-Ft 0Zf*in軍位 換箕1 kgf-m = 100 kgf-cm1 kgf-an = 1000 gfm1 kgfCtn = 10 kgf-miI N-m = 100 N-cm1 bf-Fl = 12 Ibf-in1 Ibf-in 16 OZf-in公英制 換算1 kgf-cm = 0.098967 M-m1 kf-an 二 0,867962

6、Ibf-ln1 kgf-cm 二 0.07233 lbf-Ft1= 10.197 kgf-cm1 N-n = 8.85 lbf-in1 N-m = 0.737562 lbf-Ft1 Ibf-in = L15 kf-cm1 Ibf-in = 0412985 Nm1 lbf-Ft = 13.825 kgf-cmlbf-Ft = 0,001356 N-m力的換算1 kgf = 9.807 N1 kf = 2.205 】bf】H = 0 JOI 972 ksf1 N = 0.224809 lbf1 lbf = 0.453592 kgf1 lbf = 4448 N(1 lb = 16 OZf)長度 軍位1 cn = CL 393701