Swivels



Features：

? The wash pipe and the packing assembly are replacable cartridge type which can be replaced on the drill floor without disconnecting the rotary hose and/or gooseneck.

? With standard bails and double pin alloy steel sub.

? With standard gooseneck joints. Threads are in compliance with API Specification 5B.

? The Swivels are in accordance with API Spec.8C and API monogram can be used on them.


copyright ? 2021 中曼石油天然氣集團(tuán)股份有限公司 . ALL RIGHTS RESERVED 滬ICP備08116516號-1

小恩雅透明内抹油,荒唐的山区mU子,男女一上一下的软件,ヘンリー冢本videos,良娣收藏不迷路,51mh.ifnocc官网入口,sHKD脱狱者,怪物粗XXⅩXX无尽,火辣辣内江市教育welcome,糖心VIog官方入口