| 牌號(hào) | G-NiCr28W |
| 德國W-Nr. | 2.4879 |
| 對(duì)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 | 耐熱鑄鎳合金 最高工作溫度1150°C |
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高溫性能及最高使用溫度
Material 1% creep limit after 10000 h, in N/mm2,
at a temperature, in °C, ofMaximum service
temperature,
in °Cdesignation number 600 700 800 900 1000 1100 G-NiCr 28 W 2.4879 - 70 41 22 10 4 1150 -
物理性能
Material Den-
sity,
in
g/cm3Thermal
con-
ductivity,
in W/K.mSpecific heat
capacity
at 20 °C,
in J/g.KCoefficient of linear thermal expansion,
in 10-6 /K, at a temperature
between 20 °C anddesignation number 400 °C 800°C 1000°c G-NiCr28W 2.4879 8.2 14.6 0.50 14.5 16.0 17 -
焊接資料
Material suitable fillet metal Heat treatment designation number Covered
electrode
(symbol)
Wire or rod
(symbol)Material number prior to welding after welding G-NiCr28W 2.4879 NiCr28W -
2.4879 -
-
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