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Heat Exchanger
Tube

Instrument
Tube

Finned
Tube

Pre-insulated
Tubing Bundle

U bending
Tube

SMLS
Coil Tube
 
U bending tubes — stainless steel U-bends U bending tubes — heat exchanger and process piping U-bends
U型彎管
Application Field
Dairy, Food & Beverage Industry Medical appliance
U型彎管部品 Semi-Conductor Line
Automobile, Air-Pressure Cylinder,
Automatic Machine
 
Material
Stainless 304/304L, 304N, 316/316L, 316Ti, 310S, 321,
Duplex S31803, S32205, S32750
Nonferrous metal C68700, C44300, C26000, C60800, C70600, C71500, Aluminium
Carbon steel A179/SA179, A106/SA106 Gr.B, STKM, STPG, T11
 
Application code
ASTM, ASME, AISI, DIN, JIS, KS
 
Product tolerance
OD ± 0.02mm WT ± 0.02mm
Product Capacity & Specifications
Category Range & Tolerance
Outer Diameter (OD) 0.5mm ~ 50.8mm (Specialized in Small Diameter)
Wall Thickness (WT) 0.05mm ~ 3.0mm (Ultra-Thin Wall available)
Standard Tolerance +/- 0.02mm (Up to +/- 0.01mm upon request)
Surface Finish Bright Annealed (BA), Electrolytic Polishing (EP), Ra ≤ 0.2μm ~ 0.4μm
Delivery Condition Soft Annealed, Half Hard, Full Hard (As per customer requirement)
 
Technical Excellence & Quality Control
ASEA METAL 提供符合最嚴苛技術要求的高精度管材;全數產品經嚴格多階段檢驗,為關鍵用途確保零缺陷品質。

[Key Inspection & Testing]
Dimensional Inspection: Laser micrometer measurement for 0.02mm tolerance verification.
Eddy Current Test (ET): 100% Non-destructive testing to detect surface and internal flaws.
Mechanical Properties: Tensile strength, Yield strength, and Elongation testing (ASTM / JIS).
Chemical Analysis: PMI (Positive Material Identification) to guarantee exact alloy composition.
Internal Cleanliness: High-pressure ultrasonic cleaning and oil-free treatment for Semiconductor & Medical grades.
 
Industry-Specific Solutions
◆ Semiconductor & Display
- High-purity stainless steel tubes (316L VIM+VAR)
- EP (Electropolished) tubes for gas delivery systems
- Exceptional internal surface roughness (Ra) control
◆ Medical & Healthcare
- Hypodermic needle tubing and surgical instrument parts
- Biocompatible materials with strict dimensional stability
- Burr-free cutting and specialized end-finishing
◆ Automotive & Aerospace
- Fuel injection lines and high-pressure hydraulic tubes
- Lightweight but high-strength alloy solutions
- Fatigue-resistant materials for vibration environments
◆ Food & Beverage Industry
- Sanitary tubing for dairy and brewery processes
- Corrosion-resistant alloys (Duplex/Super Duplex)
- Compliance with global hygiene standards
◆ Sanitary & Bio-Pharmaceutical (Specialized)
[International Standards]
- ASME BPE: Bioprocessing Equipment (SF1, SF4)
- 3-A Sanitary Standards for Dairy & Food
- DIN 11850 / EN 10357 (European Standard)
- ISO 2037 / SMS 3008 Stainless Steel Tubes
[Technical Key Features]
- Internal Surface: Ra < 0.4μm ~ 0.8μm
- Method: Mechanical & Electro-polishing
- Material: Low Carbon TP304L, TP316L
- Compliance: FDA & USP Class VI Materials
 
Customized Service & Global Supply
At ASEA METAL, we understand that every project has unique requirements.
We offer:
- Small Batch Production: Flexible manufacturing for R&D and specialized niche markets.
- Custom Shapes: Oval, Square, Rectangular, and specialized profile tubes.
- Fast Turnaround: Optimized logistics for Japan, Korea, and Southeast Asia.

Contact our technical team today for a customized quotation and engineering support.
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