濟(jì)南潤昌鋼鐵有限公司是山東省濟(jì)南市萊鋼集團(tuán)圓鋼（優(yōu)特鋼）一級代理商，公司經(jīng)主要營萊鋼產(chǎn)熱軋圓鋼：萊鋼圓鋼,35#/45#碳結(jié)鋼,40Cr合結(jié)鋼,20CrMnTi(H/H1-6)齒輪鋼,35CrMo(A/4)/42CrMo(A/4)鉻鉬鋼,Q235B/Q355B/Q355C/Q355D/Q355E圓鋼,B2/B3/B4圓鋼,35MnB(H/M)圓鋼,40MnB(H/M)圓鋼,20CrMoH(1-6)圓鋼,27SiMn圓鋼,30CrMnTi圓鋼,(SAE)8620(H/SH)圓鋼,20CrNiMoH圓鋼,40CrNiMoA圓鋼,F45MnVS圓鋼,GCr15軸承鋼,H13(Y)模具鋼,60Si2Mn彈簧鋼等。