Petrochemical/ Power
Sanitary/ Outdoor
Industrial Applications Overview
Beyond core industries such as automotive, aerospace, marine, construction, port machinery, and agricultural machinery, mandrel bent tubing is also widely used in outdoor equipment, sanitary systems, petrochemical processing, power generation, HVAC systems, and food processing applications. These industries require precise tubing with high strength, corrosion resistance, and reliable performance in complex environments.
Precision mandrel bending ensures stable fluid transfer, efficient energy use, and long-term durability across diverse industrial systems. PINO Metal provides customized tubing solutions to meet different application requirements with consistent quality and manufacturing reliability.
High-Precision Mandrel Bending
Wrinkle-Free, Tight-Radius Forming. Our mandrel bending process support preserves tube cross-section and wall thickness. This technology enables smooth, wrinkle-free bends even at tight radii and large bending angles, ensuring excellent roundness and dimensional accuracy.
Advanced Tooling & Die Control System
Precision mandrel bending relies on a complete tooling system. Our bend dies, pressure dies, wiper dies, and multi-link mandrels prevent wrinkling, flattening, and surface damage, optimized for different tube diameters, materials, and bend radii, ensuring consistent bend quality and repeatability across production batches
CNC-Controlled & Multi Bending Processes
With programmable angles, spacing, and rotation, we ensure consistent, repeatable bends. Capabilities include Rotary Draw (mandrel), Roll, Stretch, and Induction Bending, handling tight to large-radius bends, various materials and complex tube structures.
Core Technologies
Application Node
Petrochemical Processing
Common Applications:
Mandrel bent tubing is widely used in process piping systems, chemical transport pipelines, heat exchanger tubing, and refinery equipment piping, ensuring efficient fluid transfer and reliable performance in demanding petrochemical environments.
Engineering Advantages:
Excellent corrosion resistance, smooth internal surfaces for stable flow, and high strength under high pressure and temperature ensure safe and efficient operation.
Manufacturing Requirements:
Precision mandrel bending maintains wall thickness and geometry, while high-quality welding and strict compliance with ASTM and ASME standards ensure leak-proof and durable performance.
Common Materials:
Stainless steel (304 / 316L), alloy steel, and duplex stainless steel.
Custom Solutions:
High-pressure rated tubing, corrosion-resistant treatments, and custom bending angles for complex piping layouts.
Power Generation
Common Applications:
Mandrel bent tubing is commonly used in boiler piping, steam pipelines, cooling water systems, heat exchangers, and exhaust gas flow systems, supporting efficient energy transfer and continuous operation.
Engineering Advantages:
High heat resistance, structural stability, and consistent internal diameter ensure efficient flow and long-term performance under high-temperature conditions.
Manufacturing Requirements:
Tight tolerances, high-quality welding, and controlled forming processes are required to ensure reliability and integration in high-pressure and high-temperature systems.
Common Materials:
Carbon steel, alloy steel, and heat-resistant stainless steel.
Custom Solutions:
High-temperature bending solutions, large-radius bends, and custom piping configurations for complex system layouts.
Sanitary Systems
Common Applications:
Mandrel bent tubing is widely used in food and beverage pipelines, pharmaceutical processing systems, and hygienic fluid transfer applications, ensuring clean and contamination-free operations.
Engineering Advantages:
Smooth and polished internal surfaces, excellent corrosion resistance, and easy cleaning ensure hygienic performance and product safety.
Manufacturing Requirements:
High surface finish (polished or mirror), precision forming without deformation, and clean TIG welding are essential to meet sanitary standards.
Common Materials:
Stainless steel 304 and 316L.
Custom Solutions:
Mirror-polished tubing, sanitary-grade bends, and custom dimensions for hygienic system integration.
Energy Storage & New Energy
Common Applications:
Mandrel bent tubing is used in battery cooling systems, thermal management pipelines, hydrogen transport systems, and energy storage equipment, ensuring efficient heat transfer and system stability.
Engineering Advantages:
High precision, leak-free performance, and stable flow characteristics support efficient thermal management and energy system reliability.
Manufacturing Requirements:
Tight tolerances, distortion-free bending, and compatibility with advanced sealing and system requirements are critical.
Common Materials:
Aluminum, stainless steel, and copper alloys.
Custom Solutions:
Lightweight tubing solutions, compact bending designs, and high-precision custom routing for space-constrained systems.
Outdoor Equipment
Common Applications:
Mandrel bent tubing is commonly used in equipment frames, outdoor machinery structures, protective piping systems, and recreational equipment, providing structural support and durability.
Engineering Advantages:
Weather resistance, structural strength, and adaptability ensure reliable performance in various outdoor environments.
Manufacturing Requirements:
Consistent bending quality, proper surface treatment, and cost-effective production processes are required for long-term outdoor use.
Common Materials:
Carbon steel, galvanized steel, and stainless steel.
Custom Solutions:
Galvanized or coated tubing, custom structural bends, and application-specific fabrication solutions.