G-CoCr28 2.4778 - DIN 17465-1993 - 材数库

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牌号	G-CoCr28
德国W-Nr.	2.4778
对应标准	DIN 17465-1993 耐热铸钢 Heat resisting steel castings - Technical delivery conditions
归类	铸钢
标签	奥氏体型耐热铸钢最高工作温度1100°C

G-CoCr28 化学元素成分含量(%)

成分	C	Si	Mn	P	S	Cr	Co
最小值	0.1	0.5	-	-	-	27	48
最大值	0.2	1.5	1.5	0.035	0.03	30	52

G-CoCr28 机械性能

产品	热处理或状态	抗拉强度 σ_b Mpa	屈服点 σ_s Mpa	断后伸长率或延伸率 δ %	硬度 HBW
铸钢	铸态	-	-	-	-

高温性能及最高使用温度

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
G-CoCr 28 2.4778 - 70 34 16 6 - 1100

物理性能

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	Den- sity, in g/cm³	Thermal con- ductivity, in W/K.m	Specific heat capacity at 20 °C, in J/g.K	400 °C	800°C	1000°c
G-CoCr 28	2.4778	8.1	9.2	0.50	15.5	17.0	18

焊接资料

Material suitable fillet metal Heat treatment
designation number Covered electrode (symbol) Wire or rod
(symbol) Material number prior to welding after welding
G-CoCr 28 2.4778
G-CoCr 28
-
2.4778
-
-

G-CoCr28 对应不同标准

1	EN 10295-2002 耐热钢铸件
	G-CoCr28 2.4778
2	DIN 17465-1993 耐热铸钢
	G-CoCr28 2.4778

注：数据仅供参考！如有疑问，请填写"我要纠错"！

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