螺栓各部位的英文名称.doc

螺旋线  helix
螺纹  screw  thread
圆柱螺纹  parallel  screw  thread
圆锥螺纹  taper screw  thread
外螺纹  external   thread
内螺纹  internal   thread
单线螺纹  single-start thread   
多线螺纹  multi-start thread
右旋螺纹  right-hand  thread
左旋螺纹  left-hand thread
自攻螺纹  tapping screw thread
基本牙型  basic  profile
牙型角  thread  angle
牙型半角  half of thread  angle  
公称直径  nominal  diameter  
螺纹大径  major diameter
螺纹小径  minor diameter
螺纹中径  pitch  diameter
螺距  pitch
螺纹导程  lead
螺纹升角  lead  angle
螺纹牙厚  thread  ridge  thickness  
螺纹槽宽  thread  groove  width  
螺纹旋合长度  length  of  thread  engagement
螺纹接触高度  thread  contact  height
螺距偏差  deviation  in  pitch  
螺距累积误差  cumulative  error  in pitch  
螺栓  bolt
双头螺柱  stud
六角头螺栓  hexagon  bolt
地脚螺栓  foundation  bolt
T形螺栓  T-head bolt , hammer  head  bolt
螺钉  screw
紧定螺钉  set  screw
自攻螺钉  tapping  screw
吊环螺钉  lifting  eye  bolt
开槽圆柱头螺钉  slotted  cheese  head  screw
开槽盘头螺钉  slotted  pan  head  screw
开槽沉头螺钉  slotted  countersunk (flat)  head  screw  
开槽半沉头螺钉  slotted  raised  countersunk (oval)  head  screw  
开槽圆头螺钉  slotted  round  head  screw
内六角圆柱头螺钉  hexagon  socket  head  cap  head  screw
内六角沉头螺钉  hexagon  socket countersunk head  cap  head  screw
十字槽盘头螺钉  cross  recessed  pan  head  screw
十字槽沉头螺钉  cross  recessed  countersunk  head  screw
螺母  nut
六角螺母  hexagon  nut
方螺母  square  nut
圆螺母  round  nut
滚花高螺母  knurled  nut  with  collar
翼形螺母  wing  nut
吊环螺母  lifting  nut

螺纹牙型 thread tooth profile
三角形螺纹 triangular thread
矩形螺纹 square thread
梯形螺纹 trapezoidal (acme) thread
锯齿形螺纹 buttress thread
外(阳)螺纹  external (male) thread
内(阴)螺纹  internal (female) thread
倒角 chamfer
球头 round heads
平头 flat heads
螺尾 thread runout
退刀(越程)槽 undercut
车外螺纹 external thread lathing
车内螺纹 internal thread lathing
套外螺纹 covering external thread
攻内螺纹 tapping
钻孔 drilling
铰孔 reaming
通孔 through hole
盲孔 blind hole
螺纹盲孔 blind threaded hole
麻花钻 twist drill
钻头角 point angle
螺纹终止线 thread end line
公称直径 nominal diameter
螺纹大径 major diameter
螺纹小径  minor diameter
螺纹中径 pitch (effective) diameter
牙底 root
牙顶 crest
螺距 pitch
导程 lead
旋向 revolving direction
螺纹角 thread angle
右旋螺纹 right hand-thread
左旋螺纹 left hand-thread
顺时针方向 clockwise
逆时针方向 anti-clockwise
线数 number of starts
单线螺纹 single-start thread
双线螺纹 double-start thread
多线螺纹 multiple thread
标准螺纹 standard screw
非标准螺纹 nonstandard screw
特殊螺纹 special thread
粗牙普通螺纹 coarse pitch thread
细牙普通螺纹 fine pitch thread
螺纹规格 screw size
普通(公制)螺纹 general (metric) thread
管螺纹 pipe thread
圆柱内管螺纹 parallel internal pipe thread
圆锥内管螺纹 taper internal pipe thread
圆柱外管螺纹 parallel external pipe thread
圆锥外管螺纹 taper external pipe thread
小螺纹 mini thread
传动螺纹 transmission thread
558非密封管螺纹                         558 non-sealing pipe thread
558密封管螺纹 558 sealing pipe thread
608密封管螺纹 608 sealing pipe thread
米制锥螺纹 metric taper thread
自攻螺钉螺纹 self-drilling screw thread
木螺钉螺纹 wooden nail thread
气瓶专用螺纹 thread for gas tanke
螺纹紧固件 screw fasteners
螺纹旋合长度  length of thread engagement
中旋合长度                              thread engagement group-normal
螺栓 bolt
六角头螺栓 hexagon head bolt
双头螺柱 stud
有效长度 effective length
旋入(机件)端 metal end
露出端(旋螺母端) nut end
螺栓联接 bolt joint
螺柱联接 stud joint
螺钉联接 screw joint
螺钉 screw
紧定螺钉 set screw
开槽球头螺钉 slotted round head screw
开槽圆柱头螺钉 slotted cheese head screw
开槽盘头螺钉 slotted pan head screw
开槽沉头螺钉 slotted countersunk screw
十字槽沉头螺钉 philips countersunk screw
内圆柱头六角螺钉                         socket cap screw
开槽锥端紧定螺钉                         slotted cone pointed set screw
开槽平端紧定螺 slotted flat point set screw
开槽长圆柱端紧定螺钉                     slotted dog point set screw 
螺母 nut
六角螺母 hex nut
六角薄螺母 hexagon thin nut
内六角圆螺母 castle nut
六角开槽螺母 hex slotted nut
I型六角螺母A级和B级      grade A and grade B of type one hexagon nut
垫圈（片） washer or spacer
平垫圈 bright washer
平垫圈倒角型 chamfer bright washer
小垫圈 small washer
大垫圈 big washer
特大垫圈 very big washer-grade
弹簧垫圈 spring (lock)washer
标准型弹簧垫圈 standard spring washer
轻型弹簧垫圈 light type spring washer
重型弹簧垫圈 heavy type spring washer
外舌止动垫圈 tab washer 
齿轮  gear
轮毂 hub
轮辐 spoke
标准齿轮 standard gear
渐开线齿轮 involute gear
直齿圆柱齿轮  spur gear
斜齿轮 helical gear
锥(伞)齿轮 bevel gear
人字齿轮 herringbone wheel
蜗轮 worm wheel
蜗杆 worm
相交轴 intersecting shaft
主动(小齿)轮 pinion
从动(大齿)轮 follower gear
齿顶圆 addendum circle
齿根圆 dedendum circle
节圆（分度圆）直径                       pitch circle diameter
节点 pitch point
齿顶高 addendum
齿根高 dedendum
齿高 total depth
齿厚 tooth thickness
槽宽  width of space
齿距  circular pitch
齿宽 tooth width
齿数 number of teeth
模数 module
压力角 pressure angle
销 pin
圆柱销 parallel (dowel) pin
圆锥销 taper pin
开口(尾)销 split cotter pin
销联接 pin joint
键 key
普通平键 parallel key
圆头普通平键 round end parallel key
方头普通平键 square parallel key
单圆头普通平键 single round parallel key
半圆键 woodruff key
钩头楔键 gib head（taper）key
花键 spline
键槽 key way (slot)
键联结 key joint
弹簧 spring
簧丝直(线)径 wire diameter of spring
弹簧外径 external diameter
弹簧内径 internal diameter
弹簧中径 effective diameter
弹簧节距 pitch
支承圈数 number of end coils
有效圈数 number of active coils
总圈数 number of total coils
自由高度 free height
弹簧丝展开长度 stretched length of wire
螺旋压缩弹簧                            helical compression spring
螺旋拉伸弹簧                            helical extension spring
螺旋扭转弹簧                            helical torsion