51400669-100
价格:999.00
51400669-100咨询***:18506919598(卢工)***:312782195国际标准-一、挤牙丝攻内孔径计算公式:-公式:牙外径-1/2×牙距-例1:公式:M3×0.5=3-(1/2×0.5)=2.75mm-M6×1.0=6-(1/2×1.0)=5.5mm-例2:公式:M3×0.5=3-(0.5÷2)=2.75mm-M6×1.0=6-(1.0÷2)=5.5mm-二、一般英制丝攻之换算公式:-1英寸=25.4mm(代码)-例1:(1/4-30)-1/4×25.4=6.35(牙径)-25.4÷30=0.846(牙距)-则1/4-30换算成公制牙应为:M6.35×0.846-例2:(3/16-32)-3/16×25.4=4.76(牙径)-25.4÷32=0.79(牙距)-则3/16-32换算成公制牙应为:M4.76×0.79-三、一般英制牙换算成公制牙的公式:-分子÷分母×25.4=牙外径(同上)-例1:(3/8-24)-3÷8×25.4=9.525(牙外径)-25.4÷24=1.058(公制牙距)-则3/8-24换算成公制牙应为:***.525×1.058-四、美制牙换算公制牙公式:-例:6-32-6-32(0.06+0.013)/代码×6=0.138-0.138×25.4=3.505(牙外径)-25.4÷32=0.635(牙距)-那么6-32换算成公制牙应为:M3.505×0.635-1、孔内径计算公式:-牙外径-1/2×牙距则应为:-M3.505-1/2×0.635=3.19-那么6-32他内孔径应为3.19-2、挤压丝攻内孔算法:-下孔径简易计算公式1:-牙外径-(牙距×0.4250.475)/代码=下孔径-例1:M6×1.0-M6-(1.0×0.425)=5.575(***大下孔径)-M6-(1.0×0.475)=5.525(***小)-例2:切削丝攻下孔内径简易计算公式:-M6-(1.0×0.85)=5.15(***大)-M6-(1.0×0.95)=5.05(***小)-M6-(牙距×0.860.96)/代码=下孔径-例3:M6×1.0=6-1.0=5.0+0.05=5.05-五、压牙外径计算简易公式:-1.直径-0.01×0.645×牙距(需通规通止规止)-例1:M3×0.5=3-0.01×0.645×0.5=2.58(外径)-例2:M6×1.0=6-0.1×0.645×1.0=5.25(外径)-六、公制牙滚造径计算公式:(饱牙计算)-例1:M3×0.5=3-0.6495×0.5=2.68(车削前外径)-例2:M6×1.0=6-0.6495×1.0=5.35(车削前外径)-七、压花外径深度(外径)-外径÷25.4×花齿距=压花前外径-例:4.1÷25.4×0.8(花距)=0.13压花深度应为0.13-八、多边形材料之对角换算公式:-1.四角形:对边径×1.414=对角径-2.五角形:对边径×1.2361=对角径-3.六角形:对边直径×1.1547=对角直径-公式2:1.四角:对边径÷0.71=对角径-2.六角:对边径÷0.866=对角径-九、刀具厚度(切刀):切断刀宽度约等于(05.~0.6)√D十、锥度的计算公式:-公式1:(大头直径-小头直径)÷(2×锥度的总长)=斜角值查三角函数值-公式2:近似计算公式(度数在≤6°以内)(大头直径-小头直径)÷总长×28.7=度数十一、车螺纹转速选择:速度=1200/螺距-安全数值(建议值80)GOODUSEDFIKERUPTUREDISC02256881.5IN,SR-H,316TEFLON,44.13PSIG(204)NEWINBOXZOOKRUPTUREDISC2981191"HX139PSIG@72F(204)NEWINBOXZOOKRUPTUREDISC254069GAS/VAPORONLY11/2"MINTRX-C45PSIG(204)NEWINBOXFIKERUPTUREDISCBC2INDICATORBREAKWIRE4IND3513-10(114)NEWINBOXFIKERUPTUREDISC02256881.5IN,SR-H,316TEFLON,44.13PSIG(204)RECONDITIONEDRESTEKRTX-510223GASCHROMATOGRAPHYGCCOLUMNS30METER(FF2)NEWINBOXCARBONERUTUREDISC4858K50311/2IN40PSIGSERIES3(199-2)NEWINBOXRESTEKRTX-510255GASCHROMATOGRAPHYGCCOLUMNS30METER(FF2)NEWINBOXRESTEKRT-yDEXsa10255GASCHROMATOGRAPHYGCCOLUMNS30METER(FF2)LOTOF82NEWCLENCEWARESTERILEWARESAMPLINGSPATULA369300000(RR6)NEWINBOXCONTINENTALRUPTUREDISCPSE-90001A-01986SCFMAIR256494(204)NEWINBOXRESTEKRTX-624CAT:1097260METER0.32mmID1.8undf(199-2)LOTOF70INVERTEDFLARECONNECTOR(bin73)PRECISIONSCIENTIFICTHELCOMODEL18314790-225C(99)NESLABRTE-210CHILLERBATH900019(51)BIO-RADFTS-7Spectrometer110A.C.Volts,60HZ,4Amp(74)USED,SARTORIUS7279004DataPrint220V50/60Hz(V4)UNITEDSSTM-5SSTM-5KNSSTMTWINCOLUMNFLOORMODELTESTSYSTEMMACHINE(45)USEDULTRA-VIOLETPRODUCTSSCT1PENRAYPOWERSUPPLY.22A115V60HZ(VV6)USED**GOOD*OHAUSDIAL-O-GRAMBALANCEBEAMSCALE1600GRAMCAPACITY(282)NEWINBOXDRIERITEGASPURIFIERL68GPMOP100PSIG(184-1)METTLERTOLEDOSCALEGOODUSEDH33ARLABLABORATORY(II4)FLOWCHAMBERWITHMOUNT180-51TYPE316SSNEWNOBOX(WL20-1)TORSIONBALANCECOSCALEDLM2171439120GCAPW/2OHAUSANALYTACALSCOOPS(II1)BEL-ART/FISHERPMR1-010974/404?070305ALUMINUMFLOWMETERSIZE5150MM(T4)GCAGR***ITYCONVECTIONINCUBATOR4L31532PRECISION(54)Nicolet/TeccorNIC-192LaboratoryMultiplier(K4-1)GOODUSEDLNCATAINSTRUMENTS16029991233.9011AMP250VSBNITROGEN(61)TELEDYNEANALYTICALINSTRUMENTSGASANALYZER275R(B5)APPLIKONTITROLYZERADI20111323-TITR-01POTENTIOMETRICTITRATIONANALYZER(35)USEDKILLARK455-08-132HKBKURZFLOWMETER(R1)Alnor6000-PVelometerVelocityandStaticpres.(BB3)ALLEN-BRADLEYORANGEILLUMINATEDPUSHBUTTON800T-PT16GSERIEST(BIN88)NEWINCASEALOTOF8LECHLER461.0861"AXIAL-FLOWFULLCONENOZZLE(YY2)LOTOF7FRESHTAKEOUTALLENBRADLEYBLCKPUSHBUTTONSWITCH800T-A(DR1F-1)Intelledex2400RobotTransferArm&ControllerAdeptPA-4RobotAmplifierChassis2AAmp,1DualBPNNEWADESeries350RobotPN:353-071(-0071)ArmA***PNAdept310ASeriesTransferRobotController/Ampl?ifierRefurbMECSUTC800/UTC-800WaferHandlingRobotArmMECSUTC800UTC-800RobotArm+ControllerUTC-100A350RKensington300mmMulti-LinkWaferHandlingRobot12"Justrite2530230GallonFlammableSafetyStorageCabinEagleYPI-4760GallonPaint/InkFlammableLiquidSafetGasTechRKIRikenKeikiSC-90PH3PhosphinePortableToTGOTechnologiesChlorTainerTwinContainmentSystemZellwegerSolomatMPSurveyorIAQIndoorQualityAirMoJustrite89452045gall***Sure-GripExFlammableLiquiSolkatronicSCI5501ERCVERContainmentVesselHAZMAT)
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