大同鋼號 | JIS | AISI | 交貨狀態(tài) | C | Si | Mn | Cr | Mo | V | P | S |
G-STAR | SUS420F改良 | 420F改良 | 預(yù)硬31~34HRC | 0.35 | 0.3 | 0.80 | 16.00 | 1.00 | --- | <0.030 | <0.030 |
鋼種 | 1%HCl,24h室溫 | 1%HNO3,24h室溫 | 蒸餾水,24h室溫 | 鹽水噴霧48h |
G-STAR | 15.6 | 9.2 | 0 | C |
一般塑料模具鋼 | --- | 18.2 | 0.01 | D |
PX5 | --- | 16.2 | 0.01 | D |
S-STAR | 17.3 | 1.7 | 0 | B |
一般易切削不銹鋼 | 59.7 | 8.4 | 0 | C |