Ib lub pob tw weld yeeb nkab haum yog tsim kom muaj welded rau ntawm qhov chaw ntawm nws /
(weld (to taub cov kab ke /
Lawv yog cov hlau lauj kaub tais diav, hlau Tee, Crosses, Stub xaus, reducer, yeeb nkab cap ect. Cov khoom tuaj yeem yog cov khoom siv roj av ASTM A234, Alloy Steel ATTM A860, Monel ect./4 - Zhengzhou Huitong Pipeline Equipment Co., Ltd.