没想到你还是黄花大闺女,人妻人人做人做人人爱双色球,少妇精品导航,女教师巨大乳孔中文字幕

簡體中文English


Home>>Plastic Lined Steel Piping and Fittings

Drainage & Sewage| Conduit| Plastic Lined Steel Piping and Fittings| Pressure Pipe &fittings|

> Inner and outer screws

It is to connect big-diameter pipe or inner thread pipe element together with outer joint through one end with outer screw thread and to make path diameter of pipe line become small, namely the connecting between big and small pipes.

>Swing adapter

Swing adapter consists of one detachable joint with inner thread, one fixed joint with inner thread and one fastening nut. When two joints with inner thread have been connected with the pipe with outer thread by turning, then turn the fastening nut to make swing adapter and pipe bind closely. Since it is easy to dismantle, it is mainly applicable to the pipe line which needs regular dismantling operation.

>UPVC pipe closer

The pipe closer of plastics-steel element is used to block pipe line to avoid leakage at the part of joint not connected with pipe yet. Besides, it can prevent miscellaneous articles entering a pipe line. Moreover, when it is necessary to add a new pipe line, it is also convenient for construction.

主站蜘蛛池模板: 龙里县| 乐至县| 历史| 禄丰县| 武隆县| 深州市| 阳东县| 铅山县| 阿鲁科尔沁旗| 泾源县| 丹寨县| 迁安市| 昆山市| 永平县| 东辽县| 浦北县| 乳源| 福州市| 会同县| 惠来县| 渭源县| 汝州市| 武强县| 云和县| 改则县| 潢川县| 本溪| 威海市| 女性| 邳州市| 文登市| 蓝山县| 拜城县| 牡丹江市| 历史| 满洲里市| 万安县| 丽水市| 自贡市| 景洪市| 洪湖市|