标准螺纹

标准螺纹联接件三维参数化CAD系统的开发

Development of 3D Parametric CAD System of Standard Binder Screws Parts

车削非标准螺距螺纹的挂轮简便选配法

A Easy way of turning non-Standard Screw-Pitch

美国石油学会标准钻杆螺纹美国石油学会油管螺纹

API drill pipe thread API tubing thread

利用激光测量头检测螺纹轮廓在横截面上的尺寸，结合由光栅测得的精密平台的轴向位移量和螺纹合格的判断标准完成螺纹轮廓曲线的检测和评价。

The inspection and estimate of the thread contour curve were completed by using laser gauge to measure the dimension of the thread contour curve in the transverse section , and using raster to measure the axial displacement of the precision worktable under the thread test criterion .

通过实例介绍了非标准矩形螺纹环规和塞规的设计方案、设计思路、设计步骤及计算方法，对设计螺纹量规具有一定的参考价值。

This text recommends the solid example to introduce non-standard rectangle screw thread ring gauge and plug gauge with the designing project , designing way of thinking , designing the step and calculation method , there is certain reference value for designing all kinds of screw thread measure gauge .

指出了现场使用的标准API钻具螺纹所存在的缺点，并针对这些缺点提出了相应的改进措施，即改进螺纹牙底形状和改变螺纹锥度配合。

The author explores the weak points of the API standard threads on drilling tools used in the field , and presents accordingly some measures for improvement that is , to modify the root form and the taper fit of the threads .

标准B1.1-包括螺纹制造公差的统一的螺栓螺纹标准。

A.N.S.I.Standard B1.1 & The Unified Screw Threads Standard that covers manufacturing tolerances of screw threads .

美国标准干密封螺纹

United States standard dry seal thread

统一标准小直径螺纹规

Unified miniature screw thread gauge

通过对中型轧钢厂螺纹钢负公差生产工艺的优化及生产过程的控制，生产出符合国家标准要求的螺纹钢；

The rebars measured up to national standards are produced based on the process optimization on minus tolerance of rebar at Medium-sized Steel Plant .

非API标准BigOmega特殊螺纹接头连接性能数值分析

Numerical Analysis on Connection Performance of Non-API Big Omega Premium-Threaded Connection

标准椭球形封头螺纹烟管DZL系列锅炉设计

Design of Threaded Flue Tube DZL Series Boilers with Standard Elliptical Heads

对《螺杆钻具》标准中有关连接螺纹的探讨

On the Threads in the Standard " Downhole Motors "

以现行的螺纹参数手册为标准，构建标准螺纹数据库，以此作为判定基准数据，实现螺纹的合格判定。

Taking the present screw thread parameter handbook as standards , a database of standard screw thread is built , which serves as determined baseline data to achieve the qualified judgment of screw thread . Also , the simulated detection of screw thread is analyzed .

普通螺纹量规（螺纹环规、螺纹塞规）适用于检测符合国家标准及国际标准的螺纹制件。GB/T2-1985紧固件外螺纹零件的末端

The common thread gauges including ring gauges and plug gauges are used to calibrate thread work pieces with GB and ISO standards . Fasteners & Ends of parts with external thread

是一家生产国家军用标准、航空工业标准、统一螺纹标准等系列的钢丝螺套及各种配套工具的专业厂家。

It 's a professional manufacturer of wire thread inserts according to National Military Standard , Aviation Industry Standard and Unified Thread Standard and it also makes all kinds of related tools .