Sic Lined Composite Elbow

SiC Lined Composite Elbow is produced in strict process and high quality guaranteed by Shandong Qishuai Wear Resistant Equipment Co., Ltd. with high hardness, high wear resistance, high corrosion resistance, high temperature resistance and other performance, our composite elbow is preferred by many customers. Welcome to consult and buy from us if you need to purchase by consulting.

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Product Description

In many industrial piping systems, elbows are parts that are greatly damaged by scouring and friction from materials due to their important connections between pipelines, so the SiC Lined Composite Elbow has been first choice of enterprises for solving wear problems of elbous without blocking their smooth development and lowering the cost.

High Hardness and Super Wear Resistance

Silicon carbide (SiC) material has a Mohs hardness of 9.2 - 9.3, the second highest hardness after diamond (10) and cubic boron nitride (CBN, 9.5), and it also retains high hardness at high temperatures. Therefore,our composite elbow has extremely high hardness and wear resistance. The table below shows the comparison of wear resistance of ordinary elbows and our composite elbow.

Comparison Item	Ordinary Elbow	SiC Lined Composite Elbow
Wear Rate	Need replacement in about 3 months	No replacement needed for more than 3 years
Surface Wear Condition	Obvious scratches and pits	Only slight wear marks on the surface
Impact on Production	Frequent replacement affects production continuity	Long service life ensures stable production

Sic Lined Composite Elbow

Strong Corrosion Resistance

Traditional metal elbow will corrode in the corrosive environment, cause leakage and damage of pipeline, even affect production and bring potential safety accident. But our composite elbow will not be affected in the environment of strong acid and alkali, and it can resist chemical erosion.

High Temperature Resistance and Strong Adaptability

Shandong Qishuai Wear-Resistant Equipment Co., Ltd. Anti-wear elbow processing technology can operate at 160℃ high temperature, and its performance is not damaged, applicable to iron and steel smelting, power plant boiler, glass making and other high temperature industrial field. When iron and steel smelting, high temperature furnace gas and slag need to be transported by pipeline, traditional elbow will deform and damage in the high temperature condition, system is unstable and can't be promoted to production. But SiC Line Composite Elbow operates stably.

Smooth Surface, Anti-scaling and Anti-dusting

The inner surface of the pipe is very smooth and the roughness is very low, so there will be no material adhesion, scaling, dust and other phenomena when transporting the material. In the pneumatic conveying process of cement, coal powder and other material, the ordinary elbow will cause the material to accumulate and block at the elbow, reduce conveying efficiency and make conveying system unsteady. But SiC Lined Composite Elbow allows materials to pass through smoothly, reduces blockage and improves conveying system.

Sic Lined Composite Elbow

Product Specifications

To meet the diverse needs of different industrial projects, Shandong Qishuai offers a wide range of specifications for the SiC Lined Composite Elbow. The following are some common specifications and their technical indicators:

Nominal Diameter (DN, mm)	Outer Diameter (mm)	Wall Thickness (mm)	Angle (°)	Bending Radius (mm)	SiC Hardness (Mohs Hardness)	Compressive Strength (MPa)	Density (g/cm³)
50	60.3	8	90	150	9.2 - 9.3	≥850	≥2.65
80	88.9	10	45	200	9.2 - 9.3	≥850	≥2.65
100	114.3	10	180	300	9.2 - 9.3	≥850	≥2.65
150	168.3	12	90	450	9.2 - 9.3	≥850	≥2.65
200	219.1	14	60	600	9.2 - 9.3	≥850	≥2.65

If you cannot find the suitable specification in the table, we also provide customization services. Our composite elbow can be tailor-made according to your specific requirements to ensure it meets the needs of every project.

Sic Lined Composite Elbow

Comparison with Other Elbows

Choosing the right elbow is crucial in industrial piping systems. To help you clearly understand the advantages of our composite elbow, we conduct a detailed comparison with common products on the market such as cast stone pipes, wear-resistant alloy cast steel pipes, and ceramic composite pipes:

Comparison Item	SiC Lined Composite Elbow	Cast Stone Pipe	Wear-Resistant Alloy Cast Steel Pipe	Ceramic Composite Pipe
Wear Resistance	Mohs hardness 9.2 - 9.3, high hardness, excellent abrasive wear resistance, long service life of over 3 years in high-wear environments	Low hardness, general wear resistance, easy to wear, short service life (usually only one maintenance period)	Relatively low hardness, limited wear resistance, easy to wear, may be worn through after more than one year of operation	High hardness, good wear resistance, but slightly inferior to the SiC Lined Composite Elbow
High Temperature Resistance	Can withstand temperatures up to 1600℃, stable performance at high temperatures	General high temperature resistance, prone to cracking and deformation at high temperatures	Good high temperature resistance, but mechanical properties decrease at high temperatures	Good high temperature resistance, can withstand a certain level of high temperature
Corrosion Resistance	Good chemical stability, resistant to erosion by various chemicals, stable in strong acid and alkali environments	Poor corrosion resistance, easy to be corroded by chemicals	Limited corrosion resistance, some alloys are prone to corrosion in specific media	Good corrosion resistance, can be used in certain corrosive environments
Density	Moderate density (about 2.65 - 3.2g/cm³), easy to install and transport	High density (about 3 - 3.5g/cm³), relatively heavy	High density (about 7 - 8g/cm³), heavy weight, inconvenient to install	Moderate density, varying with ceramic type and composite method
Price	Relatively moderate price, high comprehensive cost-effectiveness	Low price, but short service life leads to high comprehensive cost	High price and high maintenance cost	High price, varying with ceramic quality and composite process
Installation Convenience	Easy to install, diverse connection methods (welding, flange, flexible pipe joint, etc.)	Complex installation, requiring special tools and technology	Complex installation, heavy weight, high requirements for installation conditions	Relatively complex installation, needing attention to the bonding between ceramic and steel pipe
Surface Characteristics	Extremely smooth inner surface, low roughness, anti-scaling and anti-dusting	Rough surface, easy to scale and accumulate dust	Relatively rough surface, easy to scale and accumulate dust	General surface smoothness, certain risk of scaling and dust accumulation

It is evident from the comparison that our composite elbow excels in key performance indicators such as wear resistance, high temperature resistance, and corrosion resistance. With favorable cost-effectiveness and easy installation, it demonstrates significant advantages in both long-term use costs and adaptability to complex working conditions, making it the ideal choice for your industrial piping system.

Quality Control

To ensure every SiC Lined Composite Elbow meets high-quality standards, Shandong Qishuai Wear-Resistant Equipment Co., Ltd. has established a comprehensive quality inspection system:

Hardness Testing: Use Rockwell hardness tester or Vickers hardness tester to detect the hardness of the SiC ceramic lining, ensuring it meets design requirements.

Density Testing: Calculate the density by measuring the product's mass and volume, and compare it with the standard density to assess compactness and quality.

Bonding Strength Testing: Adopt tensile test or shear test to detect the bonding strength between the ceramic pipe and the steel pipe, ensuring firm combination.

Appearance Inspection: Check the appearance quality (such as surface flatness and dimensional accuracy) through visual observation and measuring tools to ensure no obvious defects.

Every SiC Lined Composite Elbow undergoes strict inspection before leaving the factory. Only products that meet all quality standards are put on the market to provide reliable guarantees for customers.

Contact Us

Should you have any enquiries regarding our products, please do not hesitate to contact us via the following methods:

Telephone:+86-533-7010227

WhatsApp:8615898737636 (Kella)

WhatsApp:8618953367229 (Penny)

WhatsApp:8613869372890 (John)

Email:qishuai@zbqishuai.cn

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Contact Info

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Address

Phoenix Industrial Park, Linzi District, Zibo City, Shandong Province, China
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Tel

+86-533-7010227
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Email

qishuai@zbqishuai.cn

If you have any enquiry about quotation or cooperation, please feel free to email us at qishuai@zbqishuai.cn or use the following inquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products, such us Alumina Ceramic, Composite Wear Pipe, Silicon Carbide Ceramic, etc.