breakout cathead

warm up a connection

敲击螺纹接头使之松动

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

Screwed Joint 1;Screwed Joint 2;Screwed Joint 3

螺纹接头 1;螺纹接头 2;螺纹接头 3

male and female cross

阳螺纹-阴螺纹十字接头

The hammers strike the piano strings and vibrate them.

音锤敲击钢琴的弦并使之震动。

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

A pipe coupling threaded on both ends.

螺纹接头一种两端都带外螺纹的管子

box up and pin down

上部阴螺纹-下部阳螺纹接头

NPSC (American Standard Straight Pipe Thread in Coupling)

美国标准接头直管螺纹

drill chuck with thread adapter

螺纹联接扳手钻夹头

reducing extension piece

异径内外螺纹管接头

" 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

"If sweat fittings are used, do not apply heat to the nipples on top of the heater."

如果使用焊接管道,不要在热水器顶部的螺纹接头上加热。

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。

the part of a bolt between the thread and the head.

螺钉的头部和螺纹之间的部分。

Male connector for butt joints--Body

GB/T3755.2-1983卡套式锥螺纹对接直通接头体

Male elbow for butt joints--Assembly

GB/T3758.1-1983卡套式锥螺纹对接直角管接头

Male elbow for butt joints--Body

GB/T3758.2-1983卡套式锥螺纹对接直角接头体