Ohmalloy Material Co.,Ltd
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Resistance Wire Fecral Alloy Wire For Electric Heater / Stove / Heating Spring
OhmAlloy125
(Common Name:1Cr13Al4,Alkrothal 14,Alloy 750,Ohmalloy 40,Alferon 902,Alchrome 750,Resistohm 125,Aluchrom W,750 Alloy,Stablohm 750.)
OhmAlloy125 is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by Stable performance,anti-oxidation,Corrosion resistance,High temperature stability,excellent coil-forming ability,uniform and beautiful surface condition without spots.It is suitable for use at temperatures up to 950°C.
Typical applications for OhmAlloy125 are used in electric locomotive, diesel locomotive,metro vehicle and high speed moving car etc brake system brake resistor,electric ceramic cooktop,industrial furnace.
1. Product Detail
1) Normal Composition(%)
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.12 | 0.025 | 0.025 | 0.70 | Max 1.0 | 12.0~15.0 | Max 0.60 | 4.0~6.0 | Bal. | - |
2)Typical Mechanical Properties(1.0mm)
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 455 | 630 | 22 |
3)Typical Physical Properties
| Density (g/cm3) | 7.40 |
| Electrical resistivity at 20ºC(Ωmm2/m) | 1.25 |
| Conductivity coefficient at 20ºC (WmK) | 15 |
| 4)Coefficient of thermal expansion | |
| Temperature | Coefficient of Thermal Expansion x10-6/ºC |
| 20 ºC- 1000ºC | 15.4 |
| 5)Specific heat capacity | |
| Temperature | 20ºC |
| J/gK | 0.49 |
| Melting point (ºC) | 1450 |
| Max continuous operating temperature in air (ºC) | 950 |
| Magnetic properties | non-magnetic |
6)Temperature Factor of Electrical Resistivity
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1200ºC | 1300ºC |
| 1 | 1.005 | 1.014 | 1.028 | 1.044 | 1.064 | 1.090 | 1.120 | 1.132 | 1.142 | 1.150 | --- | --- |
7)Style of supply
| Alloys Name | Type | Dimension | |
| OhmAlloy125W | Wire | D=0.03mm~8mm | |
| OhmAlloy125R | Ribbon | W=0.4~40 | T=0.03~2.9mm |
| OhmAlloy125S | Strip | W=8~250mm | T=0.1~3.0 |
| OhmAlloy125F | Foil | W=6~120mm | T=0.003~0.1 |
| OhmAlloy125B | Bar | Dia=8~100mm | L=50~1000 |
2. Production Progress
3. Application
4. Question and Answer
Q1: How can I contact with your company?
A1:We have multiple communication channels : Tel/Whatsapp/Wechat:+86-15826530281 QQ:3199874404(SPARROW)
Q2: Do you provide free samples?
A2:Yes,we can provide free samples for your testing,but buyer should bear the shipping costs.
Q3: What is your payment terms?
A3:30% in advance,balance after receiving the copy of B/L. T/T,L/C,,Paypal is OK.
Q4: What is your lead time?
A4:On normal condition,the lead time is 7 days after the payment. Special order or quantity is subject to the negotiation.