SNCM8, SNCM439, Ni-Cr-Mo Low Alloyed steelmax2019-01-16T11:12:30+09:003월 24th, 2018| SNCM8 은, Old Symbol SNCN439 는, Currently Symbol 입니다. JIS G4053, SNCM439 KS D3867 SNCM439 서로 대응
