The characteristic of refractory steel fiber is that it can increase the toughness, tensile strength and impact resistance of the material, thereby improving the durability and service life of the material.

Adding refractory steel fibers to castables can improve the strength, durability, toughness, stress-strain resistance, mechanical shock resistance, thermal shock resistance, cracking and spalling resistance, and inhibit curing and drying. and linear shrinkage after heat treatment; due to the high temperature resistance of refractory steel fibers, steel fibers have become the best choice for improving durability and toughness of castables used in chimneys, furnaces and other high temperature industry applications.

The use of refractory steel fibers also allows the construction of new types of refractory materials. For example, fiber-reinforced ceramics are a new class of materials developed using a combination of ceramic and steel fibers. These materials can withstand high temperatures and are much stronger than traditional ceramics. They have been used in the construction of heat shields and other high temperature applications.

Another growing application for refractory steel fibers is in the aerospace industry. These fibers have been used to build heat shields for spacecraft and satellites. These shields protect the spacecraft from the extreme heat generated during re-entry. The strength and durability of refractory steel fibers make them ideal for this demanding application.

Refractory steel fibers are also widely used in the petrochemical industry. It can increase the strength and rigidity of equipment, improve corrosion resistance and wind resistance. It can also prolong equipment life and reduce maintenance costs.

Refractory steel fibers also play an important role in environmental protection. It can be recycled and reused to reduce environmental pollution. At the same time, it can also reduce energy consumption, improve resource utilization efficiency, and contribute to environmental protection.

In short, the properties of steel fibers produced by different preparation methods are also different. Although steel fiber came out not long ago, its application has become more and more extensive, and there are more and more types.

CHEMIC ELEMENT(%)
SIZE	C	P	Mn	Si	Cr	Ni
AISI330	≤0.40	≤0.04	≤2.00	≤0.75	17~20	33~37
AISI310	≤0.40	≤0.04	≤2.00	≤1.50	24~26	19~22
AISI316	≤0.40	≤0.04	≤2.00	≤1.00	16~18	10~14
AISI314	≤0.40	≤0.045	≤2.00	1.5~3.0	23~26	19~22
AISI309	≤0.40	≤0.04	≤2.00	≤1.00	22~24	12~15
AISI304	≤0.40	≤0.04	≤2.00	≤2.00	18~20	8~10
AISI301	≤0.40	≤0.04	≤2.00	≤2.00	16~18	6~8
AISI201	≤0.40	≤0.06	5.5~7.5	≤1.00	16~18	3.5~5.5
AISI446	≤0.40	≤0.04	≤1.50	≤2.00	23~27
AISI430	≤0.40	≤0.03	≤1.00	≤2.00	16~18
NAS430A	≤0.40	≤0.03	≤0.50	≤0.50	16~18