1、1-2常用计单位换算1-2-1长度单位换算1-2-1-1公制与市制、英美制长度单位换算公制与市制、英美制长度单位换克见表1-25。1-2-1-2英寸的分数、小败习惯称呼与毫米对照英寸的分数、小数习惯称呼与圣米时照见表1-26。英寸的分数、小数习惯称呼与亳米对照表表I-26英寸(in)我国习惯称呼定米(mm)分数小数1/160.0625半分1.58751/80.1250分3.17503/160.1875一分半4.76251/40.2500二分6.35)5/160.3125二分半7.93753/80.3750三分9.52507/160.4375三分半11.11251/20.5(XX)四分12.7(
2、XX)9/160.5625四分半14.28755/80.6250五分15.875011/160.6875五分半17.46253/40.7500六分I9.O5(X)13/160.8125六分半20.63757/80.8750七分22.225015/160.9375七分半23.812511.0000一英寸25.4(XX)公制与市制、英美制长度单位换算表表1-25中位公M市制英1Q制米(m)*(mm)厦米(cm)公里(km)Itft市尺中丈布里英寸(in)英尺(ft)W(yd)英里(mi1.e)Im1I(MX)1000.00103030.30000.002039.37013.28081.09360.
3、0006Imm0.001010.1000100.03000.00300.00032100.03940.00330.00110.6214WIctn0.010010110,0.30000.03000.003021.0t0.39370.03280.01090.621410,Ikm10001000000100(XX)13000()300050023.93701043280.83981093.61320.62141巾寸0.033333.33333.33333.3333X1.Or10.10000.01006.6667x10,1.31230.10940.03652.071210jI市尺0.3333333.3
4、33333.33330.0003IO10.10000.000713.12331.09360.36450.00021市丈3.33333333.3333333.33330.00331001010.0067131.233310.93613.64540.002tI市里500500000500000.500015000150015011.9685041640.4167546.80550.3107Iin0.025425.40002.54002.5400IO,0.76200.07620.00765.OWOX1(10.0330.02781.5783x1.O-SIft0.304H304.800030.4W)00
5、00039.14400.91440.09140.000612I0.33330.00021yd0.9144914.400091.44000.000927.4320274320.27430.001836310.0006Irni1.e1609.34401.6093XIOfc1.6093XIO51.60934.82M)X104828.0320482.80323.2187H36052O176011.公制与市制、英美制面积单位换弟表（见表1-27）公制与市制英美制面积单位换算表表1-27MftW方肃市B平方英尺千方玛(M英前费向千方英里(ma)0.001)0.15W*W4IO.T6Wt.!%0o.x0.
6、000203WIXur6O1.WO0.00151976.3910119.5W0.02170.02470.M6x!04ISO.iSCO1.(11MIOsUW.90W2.47112.47100.091500151.04x1071.1.9*1.247,054247.1*10.3M10.02I.667x10I.I9W0.13290.27461.(1.40.2746*W40.4290*W70.0167O.dXRw.woB.2m0.0W70.0Q270.4290*10s10.01007!75.W3797.S2670.16470.IM70.0003)0017.1.7Wx1.O57.m3at164E16.47
7、360.WS70.0001.0.DWXIO5J0.11110.22x040.22%x0*0.3587x0-0.00B0.3XI1.9I0.00020.8020.3xi046.OTOJ0.06(1143560MO10.WW50.00166.(P0.060743560.2178州.S先I.OftXWSI0.0016MM.2227S7MWoMOW9W1Q位公M市平方米(m2)公育（八）公境(hi.h11j)平方公里(kn?)平方巾尺平方由丈In210.01000,C00I10*9o.ooIa100Io.ot0.0001W9IM(fa?)10X)010010.0!00ooWOIbn2oooo!00!O
8、O1000000JWoO1f0.11110.001!o.11o-4(MI1.1.X1.O6Io.otoo1平方方文11.11110.1111o.(nn04111X04IOQ1市直666.6676.66670.06670.00076M01WW6.6667W6.6W76.670.0667(woo6000Ifc20.092900009o.wo50.2*)*W-70.610.00840.1.0.000.836IHO40.8Mx1.O-7.S2510.0753IJMr4046WM40.4860.40470.004036421.W8364.2171IjHr44910.00040.4000x105I恢康1.
9、1.1475*IO40.07M1.225OXIO7250000104.166713.一些国家地枳单位换算表（见表129）一些国家地积单位换算表表1-29中位公垓(Kfhm:)市商三I步（朝鲜）霖尔特（付牙利）狄卡儿（保加利史）杜符公（伊拉文）费丹（阿联）摩很(wr)卡瓦库里亚（古巴）Iha(hn2)1151.01011.75441042.38101.25000.0745Iff1.0.066710.06730.11700.66670.26670.1S870.08330.00501町步0.990014.8500I1.73689.90003.96002.35711.23750.0738I震尔绮0.
10、57008.55000.575815.70002.28001.35710.71250.(M25I狄卡儿0.10001.50000.10100.17MI0.40000.23810.12500.00751社努婶0.25003.75000.25250.43862.500010.59520.31250.01861费丹0.42006.30000.42420.73684.20001.680010.52500.03131Jff1.t0.8000120.80811.403583.20001.904810.05961卡瓦耶里就13.4180201.270013.553523.54041M.1800_53.672
11、03I.立方英尺(IP)立方日(W)加仑(昊凌)(3)加仑奥液量)(O1三*(bu)6.102410435.31461.3(119220.0M6264.171927.51060.06100.3531X1070.13OeX1.orO.22OI10,0.2M210-j0.2751*10*61.02370.03530.00B0.22010.26420.02752.26010.00130.4844XW40.0082O.OOW0.00102260.IM71.5000.(M848.15139.7M21.0189610.23740.3S3I0.013122OOe2.M170.27516102.37453.5
12、3150.130822OOW26.41722.7S1II0.00062.1433X10-S0.00360.00430.0005172810.03706.23217.48050.779046656271I6S.266S201.974021,0333277.27400.160S0.00S911.20030.12502310.13370.00500.833110.10412218.19201.2SJ70.047589.6026I积单位换算表表1-31*位公制市M*(m5)立方米升(1.)立方而寸文方市尺市I相石1.m,1I(MMX)OO10002700027too10!0n,1.(I0.00100.
13、02700.27001040.0001105I1.0.0010IOCO1270.02700.10000.01001立方市寸0.370410-i37.OJ7O0.037010.00100.00370.00(MI立方市尺0.03703.703?XIO437.03701000I3.70370.37ZI”0.010010000102700.2700!OJOOOI帝石0.100010000010027002.7000WI1.637xi,16.W1.0.01640.44240.00040.00160.0002IfP0.0M32.8311XIO428.3168764.5540.76462.83170*2If
14、P0.7M67.6455XIO57M.55492.0643x0420.643076.45557.6455IPI()0.(XM54543.70684.5437122.610.12270.45440.IMMIR(*)O.OOM37S5.47W3.7W5102.20790.10220.37N0.0379Ibu0.GM33.635010436.3497981.44070.98143.63500.36352 .公制与日制、俄制体积和容积单位换算表（见表1-31）公制与日制、俄制体积和容公制口俄制中位立方米(m3)立方屋米(m,)升(1.)立方H寸立方日尺H升04日石立方俄i立方依尺1.m,1100000
15、0103593735.9370554.001355.40015.54006.102410435.3146Icm31010.00100.03593.59371.,0.00060.554X1040.55401050.06100.3531X104I1.0.0010100O135.93700.03590.55400.05540.005561.02370.03531立方Hj2.782610,27.82650.027810.00100.01540.00150.00021.69830.0010I立方H尺0.02782.7826x1027.26$100O115.41591.54160.15421698.278
16、20.9828t11n0.00181805.05001.805164.R6810.064910.10000.0100110.16410.06381日斗0.01811.805110418.0$OS64S.68080.6487101O-I(XX)1101.64050.63751H1.i0.18051.8051XIO510.50506486.80836.486810010111016.40516.37521立方At寸1.638710,16.38710.01640.58KK0.00060.00910.00090.000110.00061立方俄尺0.02832.8317X1028.31681017.50
17、111.017515.68571.56860.1569172811-2-4重量(质单位换算I.公制与市制、英美制重量单位换算表(见表132)公制与市制、英美制重量单位换算表表1-32昧也公斤(K)克(R)吨(500.5000x10411市斤0.50005000.05101巾担50SoooO0.05001000Iaz0.023328.34950.2835X1040.5670I1.b0.4536453.59200.(XK)S9.0718Icon1016.04611.016010*1.01602.0321IO41.8144XIO4IUSton907.18409071840.90722.单位长度的重量
18、换算表(见表1-33)单位长度市制英觉制市斤市担叁司畸(Ib)英(长)吨(ton)类(fe)吨(USton)20.020035.27402.20460.00100.00110.00200.2000X1.O40.03530.00220.9842XIO*1.1023X102000203.5274XIO42204.62440.98421.1023OeI(XX)0.101.76370.11020.4921.X10O.55I21O10.010017.63701.10230.00050.000610011763.6995110.23120.04920.05510.05670.000610.06250.27
19、90X10*O.3I2510*0.90720.00911610.00040.052032.092220.320935840224011.12001814.568018.14373200020000.89291的束量换算表表1-331-2-11声单位换算声单位换算见表1-63.声单位换算表1-63M约名称位定计量地位习用挛法定计量址位换算关系名称符号名师符号R压帕斯卡PaE巴br1.pbr101.Pe声能密度焦耳每立方米Jm,尔格每立方里米CTgZcm51.fgcm,10,Jn1声功率瓦特W尔格鼻沙e11t1.efg*IO1W*瓦特雷平方米Wm2尔格每秒平方厘米crg(sem,)Icrg/(sa
20、na)*IO3Wm2声H1.机率、帕斯R秒每米PmCGS*WCGSrayIICGSray1.=IoPAwmM组帕斯卡杪每米Pa三m瑞利E1.Iriy1.=IPaWrn声俎抗粕斯卡眇每三次方米Pm,CGS声欧蜂CGSOaIeGSOAS1.OPaWm“新卡即每三次方米PaWm声欧姆A1a三1.P*m,-hmf牛!秒毋米NmCGS力欧姆CGSmICGSnM10,NWm牛银秒每米Nm力欧姆mQ=INWm段声量平方米n赛宾Sabisb=Im11-2-12粘度单位换算1-2-12-1动力帖度单位换算动力粘度单位换算见表I-M.动力粘度单位换算表表I-M电位帕斯卡秒(Par)泊或达因眇平方厦米(dynscm
21、)W泊(cP)丁克力眇TJ1*(gfcm,)千克力眇平方米(kgfm1)磅力:炒平方英寸(IbfWiM)力妙平方英尺(bfh2)IPafI10100O1.0197X1050.10200.1450X1010.0209IP或由吟cm0.10001IW1.0197IO,0.0102O.U50X10*0.0021IcP0.00100.010011.01.971.0t0.0001O.J450x1040.2039X1。-IkefwE9.8066IO49.8066XIO59.8066IO71100OO14.22322048.14241.kgfm29.806698.06619806.61360.000110
22、0014O.2O4IIMWin26894.83996.8948*IO46.8948XW60.0703703.0761I144I1.bfft,47.8808478.80834.781.X10*0.00054.8W50.006911-2-12-2运动粘度单位换算运动粘度单位换算见表I-65.运动粘度单位换算表表I-65单位平方米/眇(m2)平方米/分(m4/nun)平方米/小时(m2h)斯托克斯(SO年斯托克斯(CS1.)1m2s16036001000010000001mimin0.0167160166.6667i.6667XIO41m2b0.00030.0167I2.7778277.7778I
23、St0.00010.00600.360011001CSf100.60001040.00360.O1.(X)11-2-13硬度换算1 .各种硬度名称、符号、说明(表1-66)各种硬度名称、符号、说明表表1-66名称符侬位说明布氏健度HBNmm,我示假蚪、检般、金9|等材料硬度的一牌标准，由卓典人布椁南尔首光梃出.；定方法如F：以定宽力做为30kN)把一定大小(直:径一般为IOmm)的注硬的钢塔压入试验材料的衣面.然后以试样表面上凹坑的表西根来除负荷.箕而即为试样的布氏硬度值布氏硬度制定蛟酒埔可靠,但除IB料、檬胶外一般只适用HB8450苞圉内的金B材料,财干较硬的例或较薄的板材则不适用济氏便度(
24、I)标尺A(2)标尺B(3)标尺CHRHRAKRBHRC我示金M等用科硬凄的一骑怵准，由美国冶金学家洛克戒尔首先臾出.测定方优RTi以一定电力把过硬的钢厚或顶色为12QSB性形金刚石乐人得Bi入试体表面.然后以材料我囱上凹坑的黑度、来计算使度的大小采用600NIR力和金刚石Qi入器求对的硬度采用IkNIR力和百代1.SOmm的律硬的例球求利的梗震采用1.SkN重力和金刚行压入器家用硬度(溶氏硬度需定适用于IS就到极硬的金口材料,但对1织不均匀的材JK.硬度但不如布氏法覆)缗氏硬度HVNmm2会示金”等材料硬度的一纶归准.由英国科学家维克斯伊先桀出。测定方法如F1应用压入法将压力怆E在四枚整形的
25、钻尖上,使它压入所试材料的衣面而产生凹痕.用测蹲的凹痕面根上的压力表示硬度。返片标准多用于金及等材料硬度的测定华氏SfItHS表示检较、5?科、金属等材M峻度的一着标准，由英H1.人育尔芮先提出。测定方法如下：应用停性回跳法将撞向从一定国度落到所试材笈的表面上而发生阿M.用测网的何庭高皮束我示硬度_情销是一只H布尖黑的小帽,尖健上.常G斤金刚钻2 .各种硬度值与碳钢抗拉强度近似值对照（表1-67）各种硬度值与喋钢抗拉强度近似值对照表表1-67布氏健ftHB洛氏慢度堆氏硬度HV科氏硬度HS碇出抗拉强度k近似（ft（Nmm2）HRAHRBHRC85.668.0940097一85.367.59200
26、9685.0一67.09(10095767084.766.4880093757084.4一65.9860092745084.165.3M91一733083.864.7820090一722083.4一64.08000的710083.0一63.3780087698082.662.57600的082.261.87400682082.2一61.7737084一670081.861.0720083一656081.360.17000653081.260.0697081647081.1w59.76900一658080.8一59.26800802310630080.6一58.86700一2280627080.
27、55.76670一227。620080.358.36600792240601079.857.36400772170578079.1一56.06150752090一78.855.660702060555078.4一54.75910732000一78.0一S4.05790一1960534077.853.5569071193077.152.555301870514076.9一52.15470701850一76.751.653901K2076.451.153001790布氏硬度洛氏便度缰氏硬度百氏殛幽里用林拉强度外HBHRAHRBHRCHVHS近似值(NZmm2)495076.351.05280681
28、78075.950.351601740477075.649.65080661710一75.1他849501670461074.948.S491065165074.347.24740一1590444074.247.14720631580429073.4一45.745506115304!5072.844.54400591480401072.043.14250581420:Mwo71,441.84100561370375070.640.43960541320363070.039.13830521280352069.337.9372051124034106.736.63600501200331068.
29、135.53500481170321067.534.33390471120311066.933.13280461090302066.3三三32.13190451050293065.730.93090431020285065.3一29.93010一990277064628.8292041960269()M.127.62WO40940262063.626.6276039910255063.025.4269038890248062.5一24.2261037860241061.81.022.82S3O3683023SO61.499.021.7247035810229060.898.220.524103
30、4780223097.323402170一96.4一229033740212095.52220一7202070一94.621032700201093.82120316901970.92.82070306701920一91.9202029650187090.7-I960630183090.0一1920286201790R9.0一1880276101740一87.8一1820一600170086.8178026580167086.017S05701630一85.0171025560156082.91630一5301490一80.8156023510143078.71500225001370一76.4143021470布氏使度洛氏硬度堆氏硬度月氏健度碟的抗拉强度外HBHRAHRBHRCHVHS近似值（N/mm:）131074.0一13704M)1260一72.0132020440121069.8127019420116067.6122018410111065.71170153901-2-14标准筛常用号、目数对照标准筛常用号、目数对照见表1-68.
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