1.
reducing extension piece
异径内外螺纹管接头
2.
" Motor vehicles-Hydraulic braking systems-Pipes tapped holes, male fittings and hose end fittings"
GB/T11611-1989汽车液压制动系金属管、内外螺纹管接头和软管端部接头
3.
A pipe coupling threaded on both ends.
螺纹接头一种两端都带外螺纹的管子
4.
Situation of technological develop ment of welding internal -thread cop per tubes and seamless internal -thread coppertubes at home and abroad
国内外焊接内螺纹铜管与无缝内螺纹铜管的技术发展状况
5.
Motor vehicles--Pneumatic braking systems--Tapped holes and male fittings
GB/T14171-1993汽车气制动系管路螺纹孔和管接头外螺纹
6.
Screwed 1;Screwed 2;Screwed 3;Screwed 4
螺纹接头 1;螺纹接头 2;螺纹接头 3;螺纹接头 4
7.
NPSC (American Standard Straight Pipe Thread in Coupling)
美国标准接头直管螺纹
8.
The R&D of Contactless CAT System on Joint Inner Thread;
非接触式管接头内螺纹CAT系统的研究与开发
9.
Screwed Joint 1;Screwed Joint 2;Screwed Joint 3
螺纹接头 1;螺纹接头 2;螺纹接头 3
10.
Research on a Double Probe Computer Aided Testing System for Internal Thread of Joint;
管接头内螺纹双针计算机测量系统的研究
11.
male and female cross
阳螺纹-阴螺纹十字接头
12.
Male elbow for butt joints--Assembly
GB/T3758.1-1983卡套式锥螺纹对接直角管接头
13.
Male connector for butt joints--Assembly
GB/T3755.1-1983卡套式锥螺纹对接直通管接头
14.
INFLUENCE OF TEMPERATURE ON CONTACT PRES- SURE OF CASING JOINTS
温度对套管接头螺纹接触压力的影响
15.
external and internal thread grinding machine
外螺纹及内螺纹磨床
16.
Cause Analyses of Pin Joint Fracture of 139.7 mm Heavy Weight Drill Pipe
139.7mm加重钻杆外螺纹接头断裂原因分析
17.
Longitudinal-cracking Failure Analysis of Box
φ139.7mm钻杆内螺纹接头纵向开裂失效分析
18.
Failure Analysis on Tool Joint Expansion of φ88.9mm×9.35mm G105 Drill Pipe
φ88.9mm×9.35mm G105钻杆内螺纹接头胀扣失效分析