| Customization: | Available |
|---|---|
| Name: | Ptrh10 Ptrh13 Ptrh30/6 Platinum Rhodium Wire |
| Shape Supply: | Wire |
|
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|
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Thermocouple Type
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Alloy Code
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Chemical Composition (%)
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Recommend Long Working Temperature
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|
|
Pt (platinum)
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Rh (Rhodium )
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Type S
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SP(Pt90Rh)
|
90
|
10
|
0-1300ºC
|
|
SN(Pt)
|
100
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Type B
|
BP(Pt70Rh)
|
70
|
30
|
0-1600ºC
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BN(Pt94Rh)
|
94
|
6
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Type R
|
RP(Pt87Rh)
|
87
|
13
|
0-1300ºC
|
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RN(Pt)
|
100
|
|
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Thermocouple Type
|
Long Working TemperatureºC
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Max Short Working TemperatureºC
|
|
Type S
|
1300
|
1600
|
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Type R
|
1300
|
1600
|
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Type B
|
1600
|
1700
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Physical parameter
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|||||
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Item
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Pt90Rh
|
Pt
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Pt87Rh
|
Pt70Rh
|
Pt94Rh
|
|
Melting PointºC
|
1847
|
1769
|
1860
|
1927
|
1826
|
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Density(g/cm3)
|
20.00
|
21.46
|
19.61
|
17.60
|
20.60
|
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Weight per meter/g (Φ0.5mm)
|
3.93
|
4.21
|
3.82
|
3.45
|
4.04
|
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Resistivity at 20ºC/µΩcm
|
18.9
|
10.4
|
19.6
|
19.0
|
17.5
|
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Average temperature coefficient of resistance(0-1200ºC)/(10-4/ºC)
|
14
|
31
|
13.3
|
13.3
|
20.6
|
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Tensile Strength/MPa
|
314
|
137
|
344
|
483
|
276
|
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Elongation Rate(L0=100mm)/%
|
35
|
40
|
35
|
30
|
35
|
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Temperature Tolerance
|
|||
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Thermocouple Type
|
Accuracy Grade
|
Testing Temperature Range/ºC |
Allowable Deviation/ºC
|
|
Type S(Type R) |
I
|
0-1100
|
+/-1
|
|
1100-1600
|
+/-1+(t-1100)*0.3%
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II
|
0-600
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+/-1.5
|
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600-1600
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+/-0.25%*t
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Type B
|
II
|
600-1700
|
+/-0.25%*t
|
|
III
|
600-800
|
+/-4
|
|
|
800-1700
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+/-0. 5%*t
|
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"T"is the measuring terminal temperature
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