SGLH490
热镀锌 热镀锌铝合金 SGH340 SGH400 SGH440 SGH490 SGH540 SGH C SGC340 SGC400 SGC440 SGC490 SGC570 SGC C SGC D1 SGC D2 SGC D3 SGC D4 SGC H SZAH340 SZAH400 SZAH440 SZAH490 SZAH540 SZAH C SZAC340 SZAC400 SZAC440 SZAC490 SZAC570 SZAC C SZAC H SZAC D1 SZAC D2 SZAC D3 SZAC D4 SGLH400 SGLH440 SGLH490 SGLH540 SGLH C SGLC400 SGLC440 SGLC490 SGLC570 SGLCV SGLC D SGLC DD
高压气罐用钢SG255 SG295 SG325 SG365 STC370 STC440 STC510A STC510B STC540 STC590A STC590B
结构用钢 STK290 STK400 STK490 STK500 STK540 SCM415TK SCM418TK SCM420TK SCM430TK SCM435TK SCM440TK SCr420TK
螺栓用钢 SNB5 SNB7 SNB16 SNB21-1-5 SNB22-1-5 SNB23-1-5 SNB24-1-5
建筑结构用钢SN400A SN400B SN400C SN490C SNR400A SNR400B SNR490B STKN400W STKN400B STKN490E SR235 SR295 SD295 SD295A SD295B SD345 SD390 SD490 SBPR SBPR SBPR SBPR SBPDL SBPDL SBPDL SBPDN SBPDN SBPDN
