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Guangzhou West New Materials Co., Ltd. all rights reserved 粤ICP备18102404号 POWERED BY：300.CN
Add：A10, 5th Floor, No.6, Renmin North Road, Yuexiu District, Guangzhou, Guangdong, China
E-mail：gz_west@163.com info@west-heating.com
Tel：13600056732
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Description
|
Specification
|
SPARK Iron chrome aluminum alloy
|
SPARK Nickel-chromium alloy
|
|||||||
|
SPARK HRE |
SPARK 0Cr21Al6Nb |
SPARK 0Cr25A5 |
SPARK 0Cr23Al5 |
SPARK 0Cr19Al3 |
SPARK Cr20Ni80 |
SPARK Cr30Ni70 |
SPARK Cr15Ni60 |
||
|
Highest
Service
Temperature
|
℃
|
1400
|
1350
|
1250
|
1250
|
1100
|
1200
|
1250
|
1150
|
|
|
C
|
max0.04
|
max0.05
|
max0.06
|
max0.06
|
max0.08
|
max0.08
|
max0.08
|
max0.08
|
|
Chemical
composition
|
Cr
|
22-24.5
|
21
|
25
|
22
|
19
|
20
|
30
|
15
|
|
Al
|
5.8
|
6
|
5.3
|
5
|
3.7
|
-
|
-
|
-
|
|
|
Fe
|
bal
|
bal
|
bal
|
bal
|
bal
|
-
|
-
|
bal
|
|
|
Ni
|
-
|
-
|
-
|
-
|
-
|
bal
|
bal
|
60
|
|
|
Cu
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
|
|
|
Others
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
|
|
Electrical
Resistance
|
WΩ mm²/m
|
1.52
|
1.45
|
1.42
|
1.35
|
1.23
|
1.09
|
1.18
|
1.11
|
|
Density
|
g/cm3
|
7.1
|
7.1
|
7.15
|
7.25
|
7.4
|
8.4
|
8.2
|
8.2
|
|
Thermal
conductivity
|
120°C Wm-1 °C-1
|
13
|
13
|
13
|
17
|
13
|
17
|
14
|
13
|
|
Temperature
coefficient
of resistivity
|
K x 10-6/°C
|
-32
|
-10
|
44
|
78
|
180
|
60
|
110
|
170
|
|
20 to 1000°C
|
|||||||||
|
Linear
thermal
empansion
|
coeff 10-6/°C
|
15
|
15
|
13.6
|
13.6
|
13
|
18
|
17
|
17
|
|
20 to 1000°C
|
|||||||||
|
Melting
point
|
℃
|
1500
|
1500
|
1500
|
1500
|
1500
|
1400
|
1380
|
1390
|
|
Tensile
|
daN /mm²
|
650
|
750
|
750
|
750
|
650
|
650
|
650
|
650
|
|
Yield
|
daN /mm²
|
470
|
475
|
475
|
450
|
450
|
420
|
430
|
370
|
|
Hardness
|
HV
|
230
|
230
|
230
|
230
|
210
|
180
|
185
|
180
|
|
Elongation
|
A% on 100mm
|
14
|
16
|
16
|
16
|
16
|
25
|
25
|
25
|
|
Creep
resistance
|
800℃
|
13
|
8
|
6
|
8
|
6
|
15
|
15
|
15
|
|
1000℃
|
1.8
|
1.5
|
1
|
1.5
|
1
|
4
|
4
|
4
|
|
|
Material
properties
|
|
Powder
metallurgy,
1400
servicing temperature,
30%higher surface
load
|
Good
resistance
to high
temp oxidation,
excellent
formability
|
tendancy
to cold
brittleness
after
service
between
400-550
degree
and
above
1000
degree
|
tendancy
to cold
brittleness
after
service
between
400-550
degree
and
above
1000
degree
|
tendancy
to cold
brittleness
after
service
between
400-550
degree
and
above
1000
degree
|
Good high
temp
strength
and
oxidation
resistance
|
High
service
temperature,
great
corossion
resistance
to
chloride
acid
|
High
temperature
coefficient
of
resistivity
|
|
Advice
for use
|
|
Industrial
furnace,
high temp
heating
system
|
Industrial
electrical
furance
ceramic
heater
|
High
temp
furnace,
heating
element
in radiant
heater,
domestic
industrial
and house
appliance
|
High
temp
furnace,
heating
element
in radiant
heater,
international
brand
industrial
and house
appliance
|
hair
dryer,
quartz tube,
rheostat
|
Heating
element
for
industrial
and house
applicance,
industrial
furnace
|
Industrial
furance,
spark
|
Heating
element
for
industrial
and house
applicance,
resistor,
potentiometer
|
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