ASTM A350 LF2 شفة مصنوعة من الفولاذ الكربوني المطروق منخفض الحرارة

we have our own pipe fitting factory since 1998 ,which covers 100 acres. In 1998, we invested and set up a new flange factory. Up to now, we have a complete production system, and become a professional and competitive group in this field.