GX40CrSi23

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
GX40CrSi23	1.4745	26	11	5	1.5	-	-	1050

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				400 °C	800°C	1000°c
GX40CrSi23	1.4745	7.6	18.8	0.50	12.0	14.0	16.0

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
GX40CrSi23	1.4745	30 25 4 25 20	X8Cr30  X12CrNi25-4  X12CrNi25-20	1.4773  1.4820 1.4842	预热到700~800°C	炉内缓慢冷却