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Help Center2015 High Quality Steel Fiber for Concrete Reinforcement
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The Varieties of HARVEST Melt – Extracting Stainless Steel Fibre
Reinforcement for refractories
Variety |
Chemical Composition (%) |
||||||||||||
C |
Si |
S |
P |
Mn |
Ni |
Cr |
Mo |
V |
Cu |
Ti |
Co |
B |
|
430 |
<0.30 |
<3.0 |
<0.03 |
<0.04 |
<1.5 |
0.40 |
16-18 |
- |
- |
<0.20 |
- |
- |
<0.07 |
Note: 1)430 are named as ASTM A820/A 820M-04.
2)We can produce new type of SSF on request(such as 309,316,…)
Specification of HARVEST Melt-Extracting Stainless Steel Fibre
Specification |
Equivalent diameter (mm) |
Length
(mm) |
Aspect ratio range |
Configuration & Shape |
D*L |
D=0.5 |
L=25 |
L/D=12--87.5 |
Straight |
*Other diameter fibre can be manufacture on request.
*Other length fibre can be manufacture on request.
Technical Properties & Performance of HARVEST Melt-Extracting Stainless Steel Fibre
Alloy No. |
Unit |
430 |
Melt temperature range |
℃ |
1482 - 1533 |
Thermal conductivity@540℃ |
Kcal/ M2.h. ℃ |
74.4 |
Modulus of elasticity@870℃ |
*106kg/ cm2 |
0.844 |
Fiber tensile strength@870℃ |
kg/cm2 |
480 |
Coef. of thermal expansion@870℃ |
*10-6m/℃ |
13.68 |
Critical oxidation temperature |
℃ |
820 |
|
Increased flexural strength of 60% Alumina Refractory fired @ 870℃ (16000F) for 8 hrs 1.3V.% fiber |
|
1.15 |
|
Increased energy absorption 60% Alumina ref. Fired @ 870℃(16000 F) For 8 hrs. |
|
10-12 |
|
Carburization increase in carbon Content % in 25hrs@982℃(18000 F) |
|
1.03 |
Corrosion rate in coke oven gas @ 982℃(18000 F) |
Mils/yr |
236 |
Corrosion rate nitriding |
Mils/yr |
900 |
|
Oxidation cycling conditions 100 hrs wt % loss @ 982℃(18000 F) |
|
170% |
Application Data of HARVEST-ML Stainless Steel Fibre
The properties and performance of refractory materials applying to various beating furnaces kilns and coke ovens should be greatly improved if SSF will be mixed with.
Today SSF reinforcement is finding its way into every parts of modern industries.
They can be concluded as following:
-
Metallurgical Industry
Blast- heating cupola , iron smelting furnaces , open hearth furnaces,
Convertors, electrical furnaces, spray gun for refining of metal out of furnace, sintering furnaces and kilns . Heaters for steel rolling , including lining, furnace door and wrapping covers around water cycling pipes.
Oil oven , and kilns.
Furnaces and kilns in ceramic, glass and enamel industries.
Rotary and standing kilns in cement industry.
Forging heaters and boilers for power plant.
Furnaces and kilns in other industries.
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