冷轧钢:SPCC DC01 BLC JSC270C St12 CR1 SPCD DC03 BLD JSC270D DC03 RRSt13 CR2 SPCE DC04 BUSD JSC270E DC04 St14 SC1 CR3 DC05 BUFD SPCEN JSC270F DC05 SC2 CR4 DC06 BSUFD JSC260G DC06 SC3 CR5 St37-2G St44-3G St52-3G B170P1 JSC340P SPFC340 B210P1 JSC390P SPFC390 B250P1 JSC440P SPFC440 B180P2 JSC340W B220P2 JSC390W H180P H220P B140H1 JSC270H B180H1 JSC340H B180H2 BH340 SPFC340H H180B B240/390DP B280/440DP B340/590DP B400/780DP JSC590Y JSC780Y 600DL1 B340LA B410LA JSC440R JSC590R H340LA H420LA