螺栓各部位的英文名称.docx

螺旋线helix

螺纹screwthread

圆柱螺纹parallelscrewthread

圆锥螺纹taperscrewthread

外螺纹external thread

内螺纹internal thread

单线螺纹single-startthread多线螺纹multi-startthread右旋螺纹right-handthread左旋螺纹left-handthread

自攻螺纹tappingscrewthread

基本牙型basicprofile

牙型角threadangle

牙型半角halfofthreadangle公称直径nominaldiameter螺纹大径majordiameter

螺纹小径minordiameter螺纹中径pitchdiameter螺距pitch

螺纹导程lead

螺纹升角leadangle

螺纹牙厚threadridgethickness

螺纹槽宽threadgroovewidth

螺纹旋合长度lengthofthreadengagement

螺纹接触高度threadcontactheight

螺距偏差deviationinpitch

螺距累积误差cumulativeerrorinpitch

螺栓bolt

双头螺柱stud

六角头螺栓hexagonbolt

地脚螺栓foundationbolt

T形螺栓T-headbolt,hammerheadbolt

螺钉screw

紧定螺钉setscrew

自攻螺钉tappingscrew

吊环螺钉liftingeyebolt

开槽圆柱头螺钉slottedcheeseheadscrew

开槽盘头螺钉slottedpanheadscrew

开槽沉头螺钉slottedcountersunk(flat)headscrew

开槽半沉头螺钉slottedraisedcountersunk(oval)headscrew

开槽圆头螺钉slottedroundheadscrew

内六角圆柱头螺钉hexagonsocketheadcapheadscrew

内六角沉头螺钉hexagonsocketcountersunkheadcapheadscrew

十字槽盘头螺钉crossrecessedpanheadscrew

十字槽沉头螺钉crossrecessedcountersunkheadscrew

螺母nut

六角螺母hexagonnut

方螺母squarenut

圆螺母roundnut

滚花高螺母knurlednutwithcollar

翼形螺母wingnut

吊环螺母liftingnut

螺纹牙型

threadtoothprofile三角形螺纹triangularthread

矩形螺纹squarethread梯形螺纹

trapezoidal(acme)thread锯齿形螺纹

buttressthread外(阳)螺

纹 ex

ternal(male)thread内(阴)螺

纹 in

ternal(female)thread倒角

chamfer球头

roundheads平头

flatheads螺尾

threadrunout退刀(越程)槽undercut

车外螺纹

externalthreadlathing车内螺纹

internalthreadlathing套外螺纹

coveringexternalthread

攻内螺纹tapping钻孔drilling铰孔reaming通孔

throughhole盲孔

blindhole螺纹盲孔

blindthreadedhole麻花钻

twistdrill钻头角pointangle螺纹终止线

threadendline公称直径

nominaldiameter螺纹大径

majordiameter螺纹小

径 m

inordiameter螺纹中径

pitch(effective)diameter牙底

root牙顶crest螺距pitch导程lead旋向

revolvingdirection螺纹角

threadangle右旋螺纹

righthand-thread左旋螺纹

lefthand-thread

顺时针方向clockwise逆时针方向

anti-clockwise线数

numberofs