TS864 8650 TS865 TS8647 8650 TS8653 钢材成分日本 :PX4 PX5 PDS-3 PDS-5 PAK90 PD555 PD613 SGT S50C SC5C SUS303 SUS304 SUS410 SUS420 SUS630 SCM440 SMC420 SUP9 SK3 SK4 SKD4 SKD5 SKD7 SKD8 SKD11 SKD12 SK D61 SKD62 SKH-9 SKH-51 SKH-55SKH57 SKH59 SKT4 SKS3 SKS41 SLD SLD8 SLD10 SM400A SNC815 SPHD SS41 SS330 SS400 SS490 S-Star GFA GOA GENA1 G-Star DAC DAC10 DAC45 DAC55 DEX20 DEX40 DEX60 DH21 DH31-S DH42 DH62 DHA DH2F DC11 DC53 DM FDAC YEM YEM-K YHD3 YHD27 YHD28 YHD45 YK30 YSS YXR3 YXR33 YXM1 YXM4 YXM42 MH51 MH85 NAK55 NAK80 NP8 NP9 ARK1 H3100 HAP10 HAP40 HAP72 HPM1 HPM2 HPM38 HPM50 HPM57 HPM77 　　　　　　　　　　化学成分