ASTM A269 TP 316/316L WELDED TUBES

ASTM A269 TP 316 / 316L Welded Tubes

ASTM A269 TP 316 / 316L Welded Tubes are high-quality austenitic stainless steel tubes designed for superior corrosion resistance and reliable performance in demanding environments. Manufactured using premium grade 316 and 316L stainless steel, these welded tubes provide excellent resistance to pitting, crevice corrosion, and chemical attack, particularly in chloride-containing environments.

TP 316 stainless steel contains molybdenum, which significantly enhances corrosion resistance compared to grade 304. TP 316L is the low-carbon version of 316, reducing the risk of intergranular corrosion after welding. ASTM A269 TP 316 / 316L Welded Tubes are widely used in marine, chemical processing, pharmaceutical, food processing, and heat exchanger applications where enhanced corrosion resistance is essential.

Specifications of ASTM A269 TP 316 / 316L Welded Tubes

Product Type	ASTM A269 TP 316 / 316L Welded Tubes
Material Grade	TP 316 / TP 316L Stainless Steel
Standard	ASTM A269 / ASME SA269
Manufacturing Process	Welded (TIG / Laser Welded)
Outer Diameter	1/8" OD to 24" OD (Custom Sizes Available)
Wall Thickness	As per ASTM A269 Standard / Custom Requirement
Length	Single Random / Double Random / Cut Length / U-Bend Tubes
Surface Finish	Annealed & Pickled / Bright Annealed / Polished
End Finish	Plain End / Beveled End
Testing	Hydrostatic Test / Eddy Current Test / PMI Test / Mechanical Testing

Key Features & Benefits

• Superior Corrosion Resistance: Molybdenum content enhances resistance to pitting and crevice corrosion.
• Low Carbon Option (316L): Minimizes intergranular corrosion after welding.
• Excellent Chemical Resistance: Suitable for acidic and chloride-rich environments.
• High Strength & Durability: Reliable performance in demanding industrial conditions.
• Excellent Weldability & Fabrication: Easy to form, bend, and weld.
• Dimensional Accuracy: Manufactured with strict tolerance control as per ASTM standards.
• Hygienic & Smooth Finish: Ideal for pharmaceutical and food-grade applications.

Applications of ASTM A269 TP 316 / 316L Welded Tubes

• Marine Industry: Seawater and offshore applications.
• Chemical Processing: Handling of corrosive chemicals.
• Pharmaceutical Industry: Hygienic process tubing systems.
• Food & Beverage Industry: Processing and storage equipment.
• Heat Exchangers: Condensers and cooling systems.
• Instrumentation Tubing: Control lines and precision applications.

Quality Assurance

ASTM A269 TP 316 / 316L Welded Tubes are manufactured under strict quality control procedures to ensure full compliance with ASTM / ASME standards and customer-specific requirements.

• Chemical Composition Testing: Verification of chromium, nickel, and molybdenum content.
• Mechanical Testing: Tensile, flattening, flaring, and hardness tests.
• Non-Destructive Testing (NDT): Hydrostatic, eddy current, and ultrasonic testing.
• Positive Material Identification (PMI): Grade confirmation.
• Certification: Mill Test Certificate (MTC) as per EN 10204 3.1.

Conclusion

ASTM A269 TP 316 / 316L Welded Tubes provide enhanced corrosion resistance, strength, and durability for a wide range of industrial applications. Manufactured according to international standards, these tubes are a dependable choice for environments requiring superior resistance to chemicals, moisture, and chlorides.