Melt Extract Stainless Steel Fiber - Steel Fiber Copper Coated with Wire Diameter

Melt Extract Stainless Steel Fiber - Steel Fiber Copper Coated with Wire Diameter System 1

Melt Extract Stainless Steel Fiber - Steel Fiber Copper Coated with Wire Diameter

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1000 kg

Supply Capability:: 30000 kg/month

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The Products

1>steel fiber
2>tensile strength: >1000Mpa
3>wire diameter:0.5mm-1mm
4>standard: ASTM A820
5>20 years factory

Specifications

Comparison of Steel fiber Reinforced Concrete and Ordinary Concrete

Item	Ordinary concrete	Steel fiber reinforced concrete	Enhancement rate
Item	C30(RC)	C30(SFRC)	(,%,)
Tensile strength	3,5MPa	5,39-7MPa	54-100
Compressive strength	31,2MPa	32,5-40MPa	4,4-28,2
Ultimate bending strength	5,5MPa	9,18-13,75MPa	67-520
First crack bending strength	4,88MPa	7-8Mpa	43-100
First crack strength	8,85N,m	23-53N,m	160-500
Impact and fatigue strength	5,96/cm2	53,3-91/m2	8-15 times
Impermeability grade	P4	P6~p12	0,5 ~2,5 times

Reference for using the steel fiber reinforced concrete

Type of steel fiber reinforced concrete	length/mm	L/D
For general purpose	20~60	30~80
Jet concrete	20~35	30~80
Joints of seismic frame	35~60	50~80
Railway sleeper	30~35	50~70
Layered composite pavement	30~120	60~100

Proportion of steel fiber and concrete

Proportion for general projects:

Content of steel fiber	Sand percentage (%)	Water cement ratio	Slump (cm)	Unit amount (kg/m³)
Steel fiber	Cement	Gravel	Sand	Water
1—1.2	40	0.45	3—5	78	400	1233	819	180

Content of steel fiber

Sand percentage

(%)

Water cement ratio

Slump

(cm)

Unit amount (kg/m³)

Steel fiber

Cement

Gravel

Sand

Water

1—1.2

0.45

3—5

400

1233

819

180

Content of steel fiber	Sand percentage (%)	Water cement ratio	Slump (cm)	Unit amount (kg/m³)
Steel fiber	Cement	Gravel	Sand	Water
1.5—1.8	48	0.45	3—5	120	450	1210	1035	200

Content of steel fiber

Sand percentage

(%)

Water cement ratio

Slump

(cm)

Unit amount (kg/m³)

Steel fiber

Cement

Gravel

Sand

Water

1.5—1.8

0.45

3—5

120

450

1210

1035

200

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Steel Fiber Copper Coated With Wire Diameter

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Steel Fiber Copper Coated With Wire Diameter

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Steel Fiber Copper Coated With Wire Diameter

Steel fiber

FAQ

certificated: ISO 9001

Technical advantages of Daye steel fiber:
A. Improve mechanical performance of concrete
B. Provide uniform distribution throughout concrete with excellent mixing
C. No balling or caking by adopt correct mixing method

D. Reduce concrete volume

E.Save construction time and cost

F.Reduce excavation volume

G.Available for jointless floor.

Q: Does melt extract stainless steel fiber have a high resistance to corrosion?: Melt extract stainless steel fiber displays a remarkable resistance to corrosion. The outstanding corrosion resistance of stainless steel stems from the inclusion of chromium in its composition, resulting in the formation of a protective oxide layer on the steel's surface. This oxide layer acts as a barrier, preventing the steel from encountering corrosive substances and thereby augmenting its corrosion resistance. The production of melt extract stainless steel fibers involves a process known as melt extraction, which ensures that the fibers retain the desirable attributes of stainless steel, including its resistance to corrosion. Consequently, melt extract stainless steel fibers exhibit an exceptional resistance to corrosion, rendering them suitable for implementation in demanding environments, such as those found in marine, chemical, and industrial settings.

Q: What is the effect of melt extract stainless steel fiber on the modulus of creep of concrete?: The inclusion of melt extract stainless steel fibers in concrete has a positive effect on the modulus of creep of the material. Stainless steel fibers are known for their high tensile strength, corrosion resistance, and durability. When these fibers are added to concrete, they act as reinforcement, enhancing its overall mechanical properties. The modulus of creep refers to the material's ability to resist deformation over time under a constant load. By adding stainless steel fibers, the concrete's resistance to creep is improved, as the fibers help to distribute the load and reduce internal stresses within the material. This leads to a decrease in the rate of creep and a higher modulus of creep. The presence of melt extract stainless steel fibers also enhances the overall ductility of the concrete. This means that the material can withstand greater deformation before failure, resulting in improved structural stability and performance. This is particularly beneficial in applications where the concrete is subjected to sustained loads or temperature variations, as it reduces the risk of long-term deformation and potential structural failure. Overall, the effect of melt extract stainless steel fibers on the modulus of creep of concrete is a positive one. Their addition improves the material's resistance to deformation over time, enhances its mechanical properties, and increases its overall durability.

Q: Is melt extract stainless steel fiber compatible with all types of concrete curing methods?: The compatibility of melt extract stainless steel fiber with various concrete curing methods is not universal. While these fibers can enhance the mechanical properties of concrete, their effectiveness may vary based on the specific curing method employed. If high-temperature curing methods, such as steam curing or autoclaving, are used, the mechanical properties of melt extract stainless steel fibers may be compromised due to the excessive heat. Consequently, the overall performance of the concrete may deteriorate. Conversely, when traditional curing methods like air curing or water curing are utilized, melt extract stainless steel fibers can be compatible and offer valuable reinforcement to the concrete. These fibers can augment the concrete's tensile strength, resistance to cracks, and durability, resulting in improved performance and longevity. To ensure successful integration of melt extract stainless steel fibers in concrete applications, it is crucial to carefully consider the specific curing method and its impact on these fibers. Seeking advice from experts and conducting thorough testing can help determine the compatibility and effectiveness of these fibers across different curing methods.

Q: Can melt extract stainless steel fiber be used in self-compacting concrete applications?: Yes, melt extract stainless steel fiber can be used in self-compacting concrete applications.

Q: What is the recommended fiber content when using melt extract stainless steel fiber in concrete?: The recommended fiber content when using melt extract stainless steel fiber in concrete is typically around 1-2% by volume.

Q: How does melt extract stainless steel fiber contribute to the post-cracking behavior of concrete?: Melt extract stainless steel fiber plays a crucial role in enhancing the post-cracking behavior of concrete. When incorporated into the concrete mix, these fibers create a three-dimensional network within the matrix, providing a higher level of reinforcement and increasing the overall tensile strength of the material. During the early stages of cracking in concrete, the fibers help to distribute the load and limit crack propagation. By bridging across the cracks, they prevent further widening and maintain the structural integrity of the concrete. This is especially important in situations where the concrete is subjected to dynamic or cyclic loading, as it prevents the cracks from propagating and causing catastrophic failure. Moreover, the addition of melt extract stainless steel fibers significantly improves the ductility and toughness of the concrete. This means that even after the concrete has cracked, it can still withstand higher levels of deformation and absorb more energy before failure occurs. This enhanced post-cracking behavior allows the concrete to maintain its load-carrying capacity and structural performance, even under severe conditions. Furthermore, the stainless steel fibers also contribute to reducing the risk of shrinkage cracks in concrete. By restraining the shrinkage-induced tensile stresses, these fibers help to minimize the formation and propagation of cracks during the curing and drying process. This is particularly beneficial in large concrete structures or in environments with varying temperature and moisture conditions. In summary, melt extract stainless steel fiber greatly enhances the post-cracking behavior of concrete by providing increased tensile strength, crack bridging capability, improved ductility, and reduced shrinkage cracking. Its inclusion in concrete mixes ensures that the material can withstand higher levels of loading, maintain its structural integrity, and exhibit superior performance, even after cracking has occurred.

Q: What is the lifespan of concrete reinforced with melt extract stainless steel fiber?: The lifespan of concrete reinforced with melt extract stainless steel fiber can vary depending on several factors such as environmental conditions, quality of materials used, and maintenance practices. However, in general, concrete reinforced with melt extract stainless steel fiber has the potential to significantly increase the lifespan of the structure compared to traditional concrete. Melt extract stainless steel fiber is known for its high tensile strength, corrosion resistance, and durability. These properties make it an excellent reinforcement material for concrete, as it helps to enhance its overall strength and resistance to cracking and deterioration. When added to concrete, melt extract stainless steel fiber forms a strong network throughout the structure, providing additional reinforcement and preventing the propagation of cracks. This can significantly improve the lifespan of the concrete by reducing the risk of structural failure and improving its resistance to environmental factors such as freeze-thaw cycles, chemical exposure, and abrasion. While the exact lifespan of concrete reinforced with melt extract stainless steel fiber cannot be determined without considering specific project details, it is generally expected to be longer than traditional concrete structures. Proper construction practices, such as adequate curing and quality control, along with regular maintenance and repairs, can further extend the lifespan of the reinforced concrete. It is important to note that the lifespan of any concrete structure, including those reinforced with melt extract stainless steel fiber, can be affected by external factors such as extreme weather conditions, improper usage, and lack of maintenance. Regular inspections, maintenance, and timely repairs can help ensure the longevity of the structure and maximize the benefits of using melt extract stainless steel fiber reinforcement.

Q: Can melt extract stainless steel fiber be used in high-rise or tall buildings?: Yes, melt extract stainless steel fiber can be used in high-rise or tall buildings. This type of fiber is known for its high strength and durability, making it suitable for use in structures that require a high level of structural integrity. Additionally, stainless steel fibers have excellent resistance to corrosion, fire, and extreme temperatures, which are important factors to consider in high-rise buildings. The use of melt extract stainless steel fiber can enhance the overall strength and stability of the building, ensuring its structural integrity and safety.

Q: What is the effect of melt extract stainless steel fiber on the autogenous shrinkage of concrete?: The addition of melt extract stainless steel fibers to concrete can significantly reduce the autogenous shrinkage. These fibers act as reinforcement, helping to distribute the internal stresses and restrain the shrinkage of the concrete. This leads to a decrease in the overall shrinkage of the concrete, resulting in improved durability and reduced cracking potential.

Q: How does melt extract stainless steel fiber affect the abrasion resistance of concrete?: Melt extract stainless steel fiber is known for significantly enhancing the abrasion resistance of concrete. When added to concrete mixes, these fibers create a three-dimensional reinforcement network within the material, improving its overall strength and durability. The unique properties of stainless steel, such as high tensile strength and excellent corrosion resistance, contribute to the enhanced abrasion performance of the concrete. The addition of melt extract stainless steel fiber to concrete helps to reduce the formation of microcracks and control the propagation of existing cracks. As a result, the concrete becomes more resistant to wear and tear caused by abrasion. The fibers act as reinforcement, bridging the gaps between aggregates and providing additional tensile strength to the concrete. By incorporating stainless steel fibers, the concrete gains a higher resistance to surface erosion, impact, and friction. This is particularly beneficial in high-traffic areas, such as industrial floors, highways, parking lots, and airports, where abrasion is a common issue. The improved abrasion resistance ensures that the concrete remains intact and maintains its structural integrity over an extended period. Furthermore, melt extract stainless steel fibers also enhance the overall lifespan of concrete structures. By reducing the need for repairs and maintenance due to abrasion damage, these fibers help to prolong the service life of concrete, resulting in cost savings and reduced environmental impact. In summary, melt extract stainless steel fiber greatly enhances the abrasion resistance of concrete by reinforcing the material, reducing crack formation, and improving its overall strength and durability. This makes it an excellent choice for applications where abrasion is a concern, leading to longer-lasting and more resilient concrete structures.

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