盛龍華磁材主要產品:電工純鐵、爐料純鐵、軍工純鐵
銷售熱線:13613479139
C:0.002 Si:0.005 Mn:0.010 P:0.005 S:0.003
Al:0.010 Ni:0.005 Cr:0.005 Cu:0.005 Ti:0.001