管螺纹

管螺纹的选择及应用的探讨

Discussion on the Selection and Application of the Pipe Thread

管螺纹数控加工中的几个技术问题

Problems with pipe thread machining by numerically-controlled machine tools

API管螺纹粘扣主要因素的确定方法研究

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

NPT锥管螺纹量规

NPT tapered tube thread gauges

这个标准涵盖塑料美国锥管螺纹（NPT）的尺寸和计量方法，用于泄漏密封连接，现在已在所有有关塑料管道产品的ASTM标准中引用。

The standard covers dimensions and gaging of plastic tapered National Pipe Threads ( NPT ) for leak-tight joints , and it is now referenced in all ASTM Standards for plastic piping products .

S1-262管螺纹车床的数控改造

CNC Refitting of Pipe Thread Lathe Series S1-262

可移式管螺纹成型机减速系统方案与结构设计

Slowdown system scheme and structural design for movable pipe-thread forming machine

GB/T7307-1987非螺纹密封的管螺纹

Pipe threads where pressure-tight joints are not made on the threads

石油锥管螺纹测量机中扫描测头的控制和标定

The Control and Calibration of the Scanning Probe in Petroleum Pipe-Thread Measuring

锥管螺纹挤压丝锥的设计与应用

Design and Application of Extrusion Tap for Tap Thread Tube

油井管螺纹粘扣类型及其原因分析

Thread-sticking Types of Oil Well Tube and Relevant Cause Investigation

根管螺纹桩在后牙残冠残根修复中的应用

Application of dental screw in the incomplete of posterior teeth 's repairing

油井管螺纹加工中的去毛刺技术

Deburring Technology in Thread Cutting Process of Tubing and Casing

实体可膨胀管螺纹连接的非线性数值模拟

The non-linear numeric simulation of the screw joint of SET

油井管螺纹钢-塑弹性保护环的研制

Development of steel-plastic elastic thread protective ring for oil-field pipe

石油管螺纹硬质合金长方形刀片美国石油学会油管螺纹

Carbide rectangular threading insert for petroleum pipe API tubing thread

可移式管螺纹成型机传动系统的设计研究

Research on transmission system designing for movable pipe-thread forming machine

圆锥管螺纹的螺纹长度组成及选取分析

An Analysis of the Longitudinal Constitution and Parameter Selection of Taper Pipe Threads

这个规定细化了锥管螺纹的尺寸测量和计量方法。

This specification details the dimensions and gaging methods for tapered pipe threads .

旧英制管螺纹标准本身存在不合理因素。

Standard Pipe Thread Specification itself with old English system has unreasonable factors .

谈管螺纹的选用与标记

Reference to the Application and Symbol of Pipe Threads

检测圆锥管螺纹基面中径的方法有很多，但测量过程复杂。

There are many ways to measure base-level pitch diameter of cone-shaped thread .

暴露的法兰面和管螺纹应保护好，以避免受到化学溶剂的腐蚀。

Exposed flange faces and pipe threads shall be protected from chemical solutions .

油井管螺纹量规的计量

Metering of thread gauge for oil well pipes

井用管螺纹的失效分析与防范

Failure investigation and preventing for well tube thread

所有锥管螺纹预涂聚四氟乙烯防漏胶，密封性能好。

All awl tube thread pre-coated PTEF leakproof gum , with excellent sealing property .

根管螺纹钉与光固化复合树脂修复前牙牙冠折断

Screw Post and Light Activated Composite Resin Mend the Broken of the Front Teeth Crown

水龙头中心管螺纹连接承载能力与密封性能分析

The analysis of carrying and sealing capacity of thread-connection in center pipe of hydraulic tap

管螺纹连接的最少螺纹牙数

Minimum number of pipe threads for connections

最终对测量数据进行分析评价，得到了石油管螺纹的一系列参数。

Then analyses the measuring data and get the series parameters of the petroleum pipe-thread .