201不鏽鋼材,具有一定的耐酸、耐堿性能(néng),密度高、抛光無氣泡、無針孔等特點,是生産各種(zhǒng)表殼、表帶底蓋優質材料等。主要用于做裝飾管、工業管、一些淺拉伸的制品。
該産品屬于高錳低鎳不鏽鋼,鎳含量低,耐腐蝕性差,在各類桌面(miàn)、台面(miàn)、廚具,以及戶外裝飾工程和城市裝飾行業和高檔家用制品用量較大。
化學(xué)成(chéng)分
C | Si | Mn | Cr | N | P | S | Ni | |
201 | ≤0.15 | ≤1.00 | 5.5-7.5 | 16.0-18.0 | ≤0.25 | ≤0.06 | ≤0.03 | 3.5-5.5 |
物理性能(néng)
抗拉強度MPa | 屈服強度MPa | 伸長(cháng)率% | HB | HRB | HV | |
201 | ≥520 | ≥275 | ≥40 | ≤241 | ≤100 | ≤253 |
C | Si | Mn | Cr | N | P | S | Ni | |
201 | ≤0.15 | ≤1.00 | 5.5-7.5 | 16.0-18.0 | ≤0.25 | ≤0.06 | ≤0.03 | 3.5-5.5 |
202 | ≤0.15 | ≤1.00 | 7.5-10.0 | 17.0-19.0 | ≤0.25 | ≤0.06 | ≤0.03 | 4.0-6.0 |
304 | ≤0.08 | ≤1.00 | ≤2.00 | 18.0-20.0 | - | ≤0.045 | ≤0.03 | 8.0-11.0 |
304L | ≤0.03 | ≤1.00 | ≤2.00 | 18.0-20.0 | - | ≤0.045 | ≤0.03 | 9.0-12.0 |
316L | ≤0.03 | ≤1.00 | ≤2.00 | 16.0-18.0 | - | ≤0.045 | ≤0.03 | 10.0-14.0 |
904L | ≤0.02 | ≤1.00 | ≤2.00 | 19.0-23.0 | - | ≤0.045 | ≤0.035 | 23.0-28.0 |
抗拉強度MPa | 屈服強度MPa | 伸長(cháng)率% | HB | HRB | HV | |
201 | ≥520 | ≥275 | ≥40 | ≤241 | ≤100 | ≤253 |
202 | ≥520 | ≥275 | ≥40 | ≤207 | ≤95 | ≤218 |
304 | ≥515 | ≥205 | ≥40 | ≤201 | ≤92 | ≤210 |
304L | ≥520 | ≥205 | ≥40 | ≤187 | ≤90 | ≤200 |
316L | ≥480 | ≥177 | ≥40 | ≤187 | ≤90 | ≤200 |
904L | ≥490 | ≥216 | ≥35 | - | - | - |