GX30CrSi6 1.4710 - DIN 17465-1993

牌号	GX30CrSi6
德国W-Nr.	1.4710
对应标准	DIN 17465-1993 耐热铸钢 Heat resisting steel castings - Technical delivery conditions
归类	铸钢
标签	铁素体型耐热铸钢最高工作温度750°C

GX30CrSi6 化学元素成分含量(%)

成分	C	Si	Mn	P	S	Cr
最小值	0.2	1	0.5	-	-	6
最大值	0.35	2.5	1	0.035	0.03	8

碳当量计算

GX30CrSi6 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	800～850 °C 退火	-	-	-	HB30: ≤300①

①铸态状态的铸件，最大硬度应以协议为准。

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	Maximum service temperature, in °C
GX30CrSi6	1.4710	19.5	8	2.5	-	-	-	750

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
GX30CrSi6	1.4710	7.7	18.8	0.50	12.5	13.5	-

Material

suitable fillet metal

Heat treatment

designation

number

Covered electrode (symbol)

Wire or rod
(symbol)

Material number

prior to welding

after welding

GX30CrSi8

1.4710

19 9

18 8Mn

22 12

X8Cr9

X5CrNi19-9 X15CrNiMn18-8 X12CrNi22-12

1.4716 1.4302 1.4370 1.4829

根据横截面尺寸，

预热到300~500°C

760~800°C

消除应力

注：数据仅供参考！如有疑问，请填写"我要纠错"！