公制螺纹螺距表.doc

公制螺纹螺距如果带电粒子进入均匀磁场B时，其速度v与B之间成角，则粒子将作螺旋运动。而粒子在磁场中回转一圈所前进的距离叫做螺距（h)：h=2mvcos/(qB)粗牙223公称尺寸 d螺距 P全长 L刃长 IM40.705313M50.805816M616619M716619M81.257222M91.257222M101.58024M111.58525M121.758929M1429530M16210232M182.511237M202.511237M222.511838M24313045M27313545M303.513848M333.515151M36416257M39417060M424.517060M454.518767M48518767M52520070细牙 224公称尺寸 d螺距 P全长 L刃长 IM4*0.50.55313M5*0.50.55816M6*0.750.756619M7*0.750.756619M8*0.750.756619M8*117222M9*0.750.756619M9*117219M10*0.750.757320M10*118024M10*1.251.258024M11*0.750.757322M11*118022M12*118022M12*1.251.258929M12*1.51.58929M14*118722M14*1.251.259530M14*1.51.59530M16*119222M16*1.51.510232M18*119722M18*1.51.511237M18*2211237M20*1110222M20*1.51.511237M20*2211237M22*1110924M22*1.51.511838M22*2211838M24*1111424M24*1.51.513045M24*2213045M25*1.51.513045M25*2213045M26*1.51.512035M27*1112025M27*1.51.512737M27*2212737M28*1112025M28*1.51.512737M28*2212737M30*1112025M30*1.51.512737M30*2212737M30*3313848M32*1.51.513737M32*2213737M33*1.51.513737M33*2213737M33*3315151M36*1.51.514439M36*2214439M36*3316257M38*1.51.514939M39*1.51.514939M39*2214939M39*3317060M40*1.51.514939M40*2214939M40*3317060M42*1.51.514939M42*2214939M42*3317060M45*1.51.516545M45*2216545M45*3318767M48*1.51.516545M48*2216545M48*3318767M50*1.51