pipe thread

it is often incorrectly called national pipe size, due to confusion with national pipe thread.

因为与国家管螺纹标准相混淆的关系，通常被错误地称为国家管道规格。

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it is often incorrectly called national pipe size, due to confusion with national pipe thread.

因为与国家管螺纹标准相混淆的关系，通常被错误地称为国家管道规格。

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industry: common thread tap; die; pipe thread taps; tap wrench;

所属行业：普通螺纹丝锥；板牙；管螺纹丝锥；丝锥扳手；；

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Study on Method of Confirming the Leading Factors of API Pipe Thread Gluing

API管螺纹粘扣主要因素的确定方法研究

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Due to the existence of electric submersible pump Kau, so connected in the pipe thread Department has set up anti-down block.

因电潜泵存在倒扣问题，所以在管螺纹联接处设置了防倒块。

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It is a precondition and base of improving anti-galling performance of oil well pipe to make sure the leading influencing factor of API pipe thread gluing.

科学地确定出油井管螺纹粘扣的主要影响因素是提高油井管抗粘扣性能的前提和基础。

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development on general programme for pipe thread under planetary milling

行星铣管螺纹通用程序开发

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hose fittings with clamp unit - part 5: hose couplings with union nut and pipe thread

带卡紧件的软管管件.第5部分：带管螺纹锁紧螺母的软管支承

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The program is to process all kinds of oil well pipe thread and casing coupling.

该项目是加工各类油井管螺纹、套管接箍的机械加工项目。

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According to connection method classification ( 1) threaded connection valves: valve with internal thread or external thread, and pipe thread connection.

按连接方法分类（1）螺纹连接阀门：阀体带有内螺纹或外螺纹，与管道螺纹连接。

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Regulating valve and pipe thread connections have connections , flange connections and welded connections distinction.

胶木手轮调节阀与管道的连接方式有螺纹连接 、 法兰连接和焊接连接等区别.

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Design and Analysis of FRP Pipe Thread Grinding Machine Control System

FRP管道螺纹磨削机控制系统设计与分析

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hand tap for pipe thread

手用管牙丝锥

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second, the electric submersible pump connected to the pipe thread pretightening force enough (or not pre-torque).

第二，电潜泵各管螺纹联接的预紧力不够（或预紧扭矩不够）。

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it is often incorrectly called national pipe size, due to confusion with national pipe thread.

因为与国家管螺纹标准相混淆的关系，通常被错误地称为国家管道规格。

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it is often incorrectly called national pipe size, due to confusion with national pipe thread.

因为与国家管螺纹标准相混淆的关系，通常被错误地称为国家管道规格。

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female national pipe thread inlet connection and male national pipe thread outlet connection

美国国家标准管道内螺纹进口连接和美国国家标准管道外螺纹出口连接

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Problems with pipe thread machining by numerically-controlled machine tools

管螺纹数控加工中的几个技术问题

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it is often incorrectly called national pipe size, due to confusion with national pipe thread.

因为与国家管螺纹标准相混淆的关系，通常被错误地称为国家管道规格。

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it is often incorrectly called national pipe size, due to confusion with national pipe thread.

因为与国家管螺纹标准相混淆的关系，通常被错误地称为国家管道规格。

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sockets for screwed ends with metric fine thread and whitworth pipe thread

公制细螺纹和惠氏管螺纹的管接头用分岔接管

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The thread connection is the weakest part of OCTG. Oil thread gauge, as a special equipment to measure the quality of pipe thread, could not meet the calibration requirements by traditional measuring method due to its own characteristics.

石油专用管中螺纹连接是最薄弱的环节，作为检验管材螺纹质量的专用量具&石油用螺纹量规由于自身特点，传统的测量方法已不能满足校准要求。

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application of narrow gap oil pipe thread chasing tool

高精度小间隙油管螺纹梳刀的应用

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industry: tap die set; die; tap wrench; common thread tap; pipe thread taps; portfolio tools;

所属行业：丝锥板牙套装；板牙；丝锥扳手；普通螺纹丝锥；管螺纹丝锥；组合工具；；

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