黑鐵產品材質   Material for Steel Product

SAE1008 / SAE1010 / SAE1015 / SAE1018 / SAE1022 / SAE4140 / SAE6150 / SAE8620

SAE6150 / SAE8620

SCM415 / SCM420 / SCM435 / SCM440

SWRH62B / 35ACR / 10B21

白鐵產品材質   Material for Stainless Steel Product

SUS304 / SUS316 / SUS302 / SUS410