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| 牌號 | GX40NiCrSi38-18 |
| 德國W-Nr. | 1.4865 |
| 對應(yīng)標(biāo)準(zhǔn) | DIN 17465-1993
耐熱鑄鋼 Heat resisting steel castings - Technical delivery conditions |
| 歸類 | 鑄鋼 |
| 標(biāo)簽 | 奧氏體型耐熱鑄鋼 最高工作溫度1050°C |
| Material | 1% creep limit after 10000 h, in N/mm2, at a temperature, in °C, of | Maximum service temperature, in °C | ||||||
| designation | number | 600 | 700 | 800 | 900 | 1000 | 1100 | |
| GX40NiCrSi38-18 | 1.4865 | - | 55 | 32 | 16 | 6.5 | - | 1050 |
| Material | Den- sity, in g/cm3 | Thermal con- ductivity, in W/K.m | Specific heat capacity at 20 °C, in J/g.K | Coefficient of linear thermal expansion, in 10-6 /K, at a temperature between 20 °C and | |||
| designation | number | 400 °C | 800°C | 1000°c | |||
| GX40NiCrSi38-18 | 1.4865 | 8 | 14.6 | 0.50 | 16.0 | 17.0 | 18.5 |
| Material | suitable fillet metal | Heat treatment | ||||
| designation | number | Covered electrode (symbol) | Wire or rod (symbol) | Material number | prior to welding | after welding |
| GX40NiCrSi38-18 | 1.4865 | 18 3625 35Nb | X12NiCr36-18 X40NiCrNb35-25 | 1.48631.4853 | 不預(yù)熱或只稍微預(yù)熱(到摸起來溫暖)。 | 不需熱處理 |