Ajija Welded Irin Pipe

  • Ajija welded irin pipe

    Ajija welded irin pipe

    Awọn paipu irin ajija ni a ṣe nipasẹ okun irin, extrusion ti o dagba labẹ iwọn otutu deede, lẹhinna mu imọ-ẹrọ ti okun onilọpo meji ati ilọpo-oju-meji submerged-arc welded.