China · JB
45
JB/T 8491.1:2008 — Technical requirement heat treatment for machine tool parts. Part 1:Annealing and normalizing or hardening and tempering
No verified data available
China · JB
JB/T 8491.1:2008 — Technical requirement heat treatment for machine tool parts. Part 1:Annealing and normalizing or hardening and tempering
No verified data available