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“Q345C圓鋼

“Q235C圓鋼

“Q275圓鋼”

“Q235圓鋼”

圓鋼大全：45#

┠┡┢20#圓鋼

0CR18NI9

進口0CR15N

‘’00CR18

{大口徑}0CR

{大口徑}0CR

{大口徑}1CR

{大口徑}1CR

{大口徑}0CR

厚壁“1CR20

大口徑0CR19

0CR18NI1

非標0CR17N

精密1CR18N

精密0CR18N