无铅易切削黄铜
nonleaded free-cutting brass
35MnVS易切削钢
Free Cutting Steel 35MnVS
6020易切削合金
6020free-cutting aluminum alloy
9SMn28易切削钢
9SMn28 free-cutting steel
Y45S20易切削钢
Y45S20 Free Cutting Steel
低碳高硫易切削钢
low carbon-high sulfur free cutting steel
非调质易切削钢
Non-quenching-and-tempering free-cutting steel
non-quenched-tempered free-machining steel
高硫易切削钢
High-sulfur Free Cutting Steel
含硫易切削钢
sulphur free cutting steel
sulphur free-cutting steel
free-cutting sulfur-containing steel
含铅易切削钢
containing lead free-cutting steel
lead treated steel
加铅易切削钢
ledloy free cutting steel