Dab Tsi Yog Cov Muaj Yeeb Hlau Me Me

Cov Hlau Me Me (MS) raug tsim tawm uas siv cov pa roj carbon tsawg (tsawg dua 0.25%) steel. Vim tias muaj cov pa roj carbon tsawg rau cov kav dej tsis txhuam thiab siv tau yooj yim. Raws li MS Kav yog ua los ntawm cov hlau tsis sib luag lawv tau yooj yim welded thiab tsim nyob rau hauv ntau yam duab thiab ntau thiab tsawg rau pipelining thiab tubing hom phiaj.