天津中石化管材貿(mào)易有限
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供應(yīng)特殊優(yōu)質(zhì)合金鋼,20M5圓鋼價格,32M5圓鋼, 35M5圓鋼單價,圓鋼系列合結(jié)鋼,碳結(jié)鋼,模具鋼,軸承鋼,
工具鋼,彈簧鋼,齒輪鋼,冷拉圓鋼,熱扎圓鋼,鍛制圓鋼. 圓鋼材質(zhì)有;8#,10#,15#,20#,25#,30#,35#,45#,20Cr,35Cr,40Cr,45Cr,50Cr
,15Mn,16Mn(Q345B),50Mn,65Mn, Q235B(A3) 15CrMo,20CrMo,35CrMo,42CrMo,5CrMnMo,38CrMoAL,YF45MnV, Cr12 Cr12MoV,
Gr15,40Mn2,45Mn2,60Si2Mn,20CrMnTi,20MnTiB,ML35,T8A,T9A,T10A,T11A T12A,T13A,3Cr2W8V,20CrMnMo,40CrMnMo,20CrNiMo,
27SiMn…