現(xiàn)貨供應東(dōng)北(běi)特鋼:4C÷>$ R13H圓鋼4Cr13H闆材
塑膠模具鋼
市(shì)場(chǎng)價:0.00
價格:0.00
S136H
S136
NAK80
4CR13
1.2316