昆山大騰錦金屬材料有限公司

30CrNi3A‖30CrNi3A‖30CrNi3A‖

SCM3‖SCM3‖SCM3‖SCM3‖SCM3

42CD4‖42CD4‖42CD4‖42CD4‖42CD4

30CD4‖30CD4‖30CD4‖30CD4‖30CD4

25CD4‖25CD4‖25CD4‖25CD4‖25CD4

1045‖1045‖1045‖1045‖1045

4140‖4140‖4140‖4140‖4140

4340‖4340‖4340‖4340‖4340

SUP10‖SUP10‖SUP10‖SUP10‖SUP10

S50C‖S50C‖S50C‖S50C‖S50C

S45C‖S45C‖S45C‖S45C‖S45C

50Mn‖50Mn‖50Mn‖50Mn‖50Mn

40Mn‖40Mn‖40Mn‖40Mn‖40Mn

38CrSi‖38CrSi‖38CrSi‖38CrSi‖38CrS

30CrMnSiA‖30CrMnSiA‖30CrMnSiA‖

35SiMn‖35SiMn‖35SiMn‖35SiMn‖35SiM

50CrV‖50CrV‖50CrV‖50CrV‖50CrV

12Cr1MoV‖12Cr1MoV‖12Cr1MoV‖

34CrNiMo‖34CrNiMo‖34CrNiMo‖

34CrNiMo6‖34CrNiMo6‖34CrNiMo6‖