1.
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
2.
Threads on rotary shouldered connections for petroleum industry
GB/T9253.1-1999石油钻杆接头螺纹
3.
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
4.
Screwed Joint 1;Screwed Joint 2;Screwed Joint 3
螺纹接头 1;螺纹接头 2;螺纹接头 3
5.
male and female cross
阳螺纹-阴螺纹十字接头
6.
A pipe coupling threaded on both ends.
螺纹接头一种两端都带外螺纹的管子
7.
box up and pin down
上部阴螺纹-下部阳螺纹接头
8.
warm up a connection
敲击螺纹接头使之松动
9.
NPSC (American Standard Straight Pipe Thread in Coupling)
美国标准接头直管螺纹
10.
drill chuck with thread adapter
螺纹联接扳手钻夹头
11.
reducing extension piece
异径内外螺纹管接头
12.
It is imperative that no heat is applied to connection as nipples contain a plastic liner.
如果螺纹接头包含塑料衬垫,则不要在这种螺纹接头上焊接。
13.
Male connector for butt joints--Body
GB/T3755.2-1983卡套式锥螺纹对接直通接头体
14.
Male elbow for butt joints--Assembly
GB/T3758.1-1983卡套式锥螺纹对接直角管接头
15.
Male elbow for butt joints--Body
GB/T3758.2-1983卡套式锥螺纹对接直角接头体
16.
Male connector for butt joints--Assembly
GB/T3755.1-1983卡套式锥螺纹对接直通管接头
17.
boxpin connection
阴螺纹-阳螺纹连接
18.
Flared type tube fittings--Male elbow--Assembly
GB/T5629.1-1985扩口式锥螺纹直角管接头