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沉淀硬化型鋼的熱處理制度及其機械性能②
| 類型 | 牌號 | 熱處理 | 拉伸試驗 | 伸長率 | 收縮率 | 硬度試驗 | |||||
| 種類 | 條件 | σ0.2≥ | σb≥ | δ5(%) | Ψ(%) | HB | HBC | ||||
| MPa | kgf/mm2 | MPa | kgf/mm2 | ||||||||
| 沉淀硬化型 | 0Cr17Ni7Al | 固溶 | 100≥1100℃快冷 | ≤380 | ≤38.8 | ≤1030 | ≤105.1 | ≥20 | — | ≤229 | — |
| 565℃時效 | 經固溶處理后/于760±15℃保持90min/在1h內冷卻到15℃以上/保持30min/再加熱到565±10℃保持90min空冷 | ≥960 | ≥98 | ≥1140 | ≥116.3 | ≥5 | ≥25 | ≥363 | — | ||
| 565℃時效 | 經固溶處理后/于955±10℃保持10min/在24h內冷卻到-73±60/保持8h/再加熱到510±10℃保持60min后空冷 | ≥1030 | ≥105.1 | ≥1230 | ≥125.5 | ≥4 | ≥10 | ≥388 | — | ||
| 0Cr15Ni7mo2Al | 固溶 | 1000-1100℃快冷 | — | — | — | — | — | — | ≤269 | — | |
| 565℃時效 | 經固溶處理后/于760±15℃保持90min/在1h內冷卻到15℃以上/保持30min/再加熱到565±10℃保持90min空冷 | ≥1100 | ≥112.2 | ≥1210 | ≥123.5 | ≥7 | ≥25 | ≥375 | - | ||
| 510℃時效 | 經固溶處理后/于955±10℃保持10min/在24h內冷卻到-73±60/保持8h/再加熱到510±10℃保持60min后空冷 | ≥1210 | ≥123.5 | ≥1320 | ≥134.7 | ≥6 | ≥20 | ≥388 | - | ||
附錄：中國不銹鋼牌號與各國不銹鋼標準牌號對照表①
| 中國GB1220 | 日本JIS | 國際標準ISO683/13ISO683/16 | 美國AISI、ASTM | 英國BS970BS1449 | 德國DIN17440、DIN17224 | 法國NFA35-572NFA95-576-582NFA35-584 | 俄羅斯TOCT5632 |
| 1Cr17Mn6Ni5N | SUS201 | A—2 | 201/S20100 | - | - | - | - |
| 1Cr18Mn8Ni5N | SUS202 | A—3 | 202/S20200 | 284S16 | - | - | 12x17T9AH4 |
| 1Cr18Mn10Ni5Mo3N | - | - | - | - | - | - | - |
| 1Cr17Ni7 | SUS301 | 14 | 301/S30100 | 301S21 | - | Z12CN17.07 | - |
| 1Cr18Ni9 | SUS302 | 12 | 302/S30200 | 302S25 | X12CrNi188 | Z10CN18.09 | 12X18H9 |
| Y1Cr18Ni9 | SUS303 | 17 | 303/S20200 | 202S21 | X12CrNiS188 | Z10CNF18.09 | - |
| Y1Cr18Ni9Se | SUS303Se | 17 | 303Se/S30323 | 303S41 | - | - | 12X18H10E |
| 0Cr18Ni9 | SUS304 | 11 | 304S30400 | 304S15 | X5CrNi189 | Z6CN18.09 | 08X18H10 |
| 00Cr19Ni10 | SUS304L | 10 | 304L/S30403 | 304S12 | X2CrNi189 | Z2CN18.09 | 03X18G11 |
| 0Cr19Ni9N | SUS304N1 | - | - | 304NS30451 | X2CrNi189 | Z2CN18.09 | 03X18G11 |
| 0Cr19Ni10NbN | SUS304N2 | - | XM21S30452 | - | - | - | - |
| 00Cr18Ni10N | SUS304LN | - | - | - | X2CrNiN1810 | Z2CN18.10N | - |
| 1Cr18Ni12 | SUS305 | 13 | 305/S30500 | 305S19 | X5CrNi1911 | Z8CN18.12 | - |
| 0Cr23Ni13 | SUS309S | - | 309/S30908 | - | - | - | 12X18H12T |
| 0Cr25Ni20 | SUS310S | SUS309S | 310S/S31008 | 309S30908 | - | - | - |
| 0Cr17Ni12Mo2 | SUS316 | 20/20a | 316/S31600 | 316S16 | X5CrNiMo1810 | Z6CND17.12 | 08X17H13M2T |
| 1Cr18Ni12Mo2Ti | - | - | - | 320S17 | X10CrNiMoTi1810 | Z8CNDT17.12 | 10X17H13M2T |
| 0Cr18Ni12Mo2Ti | - | - | - | 320S17 | X10CrNiMoTi1810 | Z6CNDT17.12 | 08X17H13M2T |
| 00Cr17Ni14Mo2 | SUS316L | 19/19a | 316L/S31603 | 316S12 | X2CrNimo1810 | Z2CND17.12 | 03X17H13M2 |
| 0Cr17Ni12Mo2N | SUS316N | - | 316N/S31651 | - | - | - | - |
| 00Cr17Ni13Mo2N | SUS316LN | - | - | - | X2CrNiMoN1812 | Z2CND17.12N | - |
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