Ceramic-lined wear-resistant spherical elbow
Ceramic-lined wear-resistant spherical elbow is a pipeline connector featuring a metal base with a high-strength ceramic composite lining. It combines the mechanical strength of the metal structure with the exceptional wear resistance of advanced ceramics. Its key advantage lies in addressing the common issue of premature wear and short service life in traditional tees when handling abrasive materials. Widely used across industries such as mining, power generation, metallurgy, coal processing, and chemical engineering, this product is ideal for conveying highly abrasive media like mineral slurries, coal powder, fly ash, and tailings. Product Performance 1. Extraordinary Wear Resistance Extremely high hardness: The Rockwell hardness of the alumina ceramic-lined material reaches up to HRA90, second only to diamond and silicon carbide. Its wear resistance is more than 20 times greater than that of ordinary carbon steel—and even surpasses manganese steel and wear-resistant alloy steel. Long-lasting durability: Under the same harsh operating conditions, its service life can be 10 to 20 times longer than that of conventional steel tees, significantly reducing downtime and replacement frequency. 2. Excellent Corrosion Resistance Aluminum oxide ceramics are neutral materials with excellent chemical stability, effectively resisting corrosion from various chemical media such as acids, bases, and salts, making them suitable for corrosive environments. 3. Smooth inner wall, minimal flow resistance The ceramic lining features a smooth surface with a low coefficient of friction, effectively reducing resistance during material transport, preventing material blockages and buildup, enhancing conveying efficiency, and lowering energy consumption. 4. Robust structure with strong pressure-bearing capacity The metal casing ensures that the fittings have excellent mechanical strength and impact resistance, enabling them to withstand higher pipeline operating pressures.
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Product Overview
Ceramic-lined wear-resistant spherical elbow is a pipeline connector featuring a metal base with a high-strength ceramic composite lining. It combines the mechanical strength of the metal structure with the exceptional wear resistance of advanced ceramics. Its key advantage lies in addressing the common issue of premature wear and short service life in traditional tees when handling abrasive materials. Widely used across industries such as mining, power generation, metallurgy, coal processing, and chemical engineering, this product is ideal for conveying highly abrasive media like mineral slurries, coal powder, fly ash, and tailings.
Product Performance
1. Extraordinary Wear Resistance
Extremely high hardness: The Rockwell hardness of the alumina ceramic-lined material reaches up to HRA90, second only to diamond and silicon carbide. Its wear resistance is more than 20 times greater than that of ordinary carbon steel-and even surpasses manganese steel and wear-resistant alloy steel.
Long-lasting durability: Under the same harsh operating conditions, its service life can be 10 to 20 times longer than that of conventional steel tees, significantly reducing downtime and replacement frequency.
2. Excellent Corrosion Resistance
Aluminum oxide ceramics are neutral materials with excellent chemical stability, effectively resisting corrosion from various chemical media such as acids, bases, and salts, making them suitable for corrosive environments.
3. Smooth inner wall, minimal flow resistance
The ceramic lining features a smooth surface with a low coefficient of friction, effectively reducing resistance during material transport, preventing material blockages and buildup, enhancing conveying efficiency, and lowering energy consumption.
4. Robust structure with strong pressure-bearing capacity
The metal casing ensures that the fittings have excellent mechanical strength and impact resistance, enabling them to withstand higher pipeline operating pressures.
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Packaging |
Standard export-ready packaging suitable for all types of transportation, or packaged according to your specific requirements. ① Bare (no packaging whatsoever, delivered as individual pieces, can be welded to include lifting lugs) ② Wooden crate packaging ③ Steel frame packaging ④ Strapping bands ⑤ Wooden pallet |
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Container size |
20-foot Standard Container (20GP): Internal dimensions are 5,898 mm (L) × 2,352 mm (W) × 2,390 mm (H), with a volume of approximately 28 m³. 40-foot Standard Container (40GP): Internal dimensions are 12,032 mm (length) × 2,352 mm (width) × 2,390 mm (height), with a volume of approximately 58 m³. 40-foot High Cube (40HQ): Internal dimensions 12,032 mm (L) × 2,352 mm (W) × 2,698 mm (H), with a volume of approximately 68 m³ 45-foot High Cube (45HQ): Internal dimensions are 13,556 mm (length) × 2,352 mm (width) × 2,698 mm (height), with a volume of approximately 86 m³. |
Q
In mining development, which type of wear-resistant pipe offers a better balance between functional adaptability and economy for long-distance transportation of media such as mineral concentrate and slurry?
A
SHS ceramic lined composite steel pipe exhibit high hardness and excellent wear resistance. The smooth surface of the ceramic lining, with its low roughness, reduces frictional resistance during media transport, effectively resisting wear caused by particle erosion and reducing energy consumption. In long-distance transport, it can reduce the load on pumps and save operating costs, making it a superior choice for long-distance media transport.
Q
The oil industry deals with high-pressure transportation of sand-containing crude oil, and the sand particles are abrasive. From the perspective of compression resistance and wear resistance, which material would be more suitable?
A
High-pressure crude oil transportation containing sand requires a balance between pressure resistance and wear resistance. SHS ceramic lined composite steel pipe offer good wear resistance but are brittle and prone to cracking under high pressure, with only moderate pressure resistance. Hard ceramic patch composite steel pipe have good wear resistance, but the bonding strength of the laminations may be affected under high pressure, posing a risk of detachment. Bimetallic composite steel pipe have a strong base steel pipe with high pressure resistance, and the wear-resistant alloy layer addresses sand abrasion. Their overall performance is well-suited to high-pressure conditions; although more expensive, they guarantee stability under high-pressure conditions. Therefore, Bimetallic composite steel pipe remain the more suitable choice.
Q
In the chemical industry, when transporting corrosive acid and alkaline solutions, which material is more suitable—considering both corrosion resistance and wear resistance reliability?
A
The core advantage of SHS ceramic lined composite steel pipe lies in the chemical stability of the ceramic lining, exhibiting extremely strong corrosion resistance to acid and alkali solutions and effectively resisting the erosion of hydrogen ions and hydroxyl ions. Simultaneously, the high hardness of ceramic provides good resistance to wear from small amounts of solid particles in solutions. In scenarios with few solid particles and moderate impact, SHS ceramic lined composite steel pipe offer the best cost-performance ratio.
Q
Adaptability to metallurgical high-temperature dust scenarios (temperature >300°C)?
A
Ceramic patch tube + external insulation layer.
Alumina ceramics can withstand temperatures up to 800℃, but the steel pipe body needs to be protected against high-temperature deformation;
SHS ceramic lined are prone to cracking at high temperatures due to differences in their coefficients of thermal expansion.
In bimetallic tubes, the hardness of high-chromium cast iron decreases by 50% at temperatures above 400℃, and its wear resistance drops sharply.
Q
Typical Application Scenario Recommendations
A
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Scene |
Recommended Tube Type |
Reason |
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Underground Grouting (Large Particles) |
Bimetallic Composite steel Pipe |
Highly resistant to impact, capable of withstanding ore collisions. |
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Tailings Transportation (High Abrasion) |
SHS Ceramic-lined Composite Steel Pipe |
Excellent wear resistance, suitable for fine-particle slurries |
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Chemical Acid Liquid Transportation |
SHS Ceramic-lined Composite Steel Pipe (Low Pressure) |
Corrosion-resistant and lower in cost |
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High-pressure sand-containing petroleum medium |
Bimetallic Composite steel Pipe |
Balancing both pressure resistance and wear resistance |
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Metallurgical High-Temperature Dust |
Hard Ceramic Patch Composite steel pipe (Requires Insulation Layer) |
Ceramics are heat-resistant and wear-resistant. |
Inquiry
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Laiwu Shuangli Composite Materials Co., Ltd
Contact number: 186-6340-1567
Phone: 0531-76580008
Fax: 0531-76580008
Email: shuangli2003@slwearsolutions.com
WhatsApp:Shuangli Wear Solutions
Address: Laicheng Industrial Zone, Shandong Province (Kouzhen)