In the production process of titanium pipes, especially those intended for critical applications like aerospace, medical, or oil and gas, rigorous quality assurance measures and testing standards are essential to ensure the reliability, safety, and performance of the final product. Here are some common quality assurance measures and testing standards used in the production process:

1. Material Testing:

   • Chemical Composition Analysis: Verification of the chemical composition of titanium alloys to ensure they meet specified requirements.
   • Mechanical Testing: Evaluation of mechanical properties such as tensile strength, yield strength, elongation, and hardness to ensure they meet required standards.
   • Non-Destructive Testing (NDT): Techniques such as ultrasonic testing (UT), radiographic testing (RT), and eddy current testing (ET) to detect defects or inconsistencies without damaging the material.

2. Dimensional Inspection:

   • Dimensional Accuracy: Measurement of pipe dimensions, including diameter, wall thickness, length, and tolerances, to ensure they meet specified requirements.
   • Surface Finish: Inspection of surface roughness and smoothness to ensure they meet acceptable standards for the intended application.

3. Welding and Joining Inspection:

   • Visual Inspection: Examination of welded joints for surface defects, discontinuities, or improper fusion.
   • Welding Procedure Qualification: Verification that welding procedures meet approved standards and specifications.
   • Welder Qualification: Certification of welders to ensure they have the necessary skills and training to produce quality welds.

4. Hydrostatic and Pneumatic Testing:

   • Hydrostatic Pressure Testing: Application of internal fluid pressure to verify the integrity and strength of pipes, typically performed at pressures exceeding the maximum operating conditions.
   • Pneumatic Pressure Testing: Similar to hydrostatic testing but using air or another gas as the test medium.

5. Heat Treatment Monitoring:

   • Heat Treatment Processes: Monitoring and control of heat treatment processes such as annealing or solution heat treatment to achieve the desired microstructure and mechanical properties.
   • Temperature and Time Control: Ensuring that heat treatment cycles are performed at the correct temperatures and for the specified duration to achieve the desired material properties.

6. Certification and Documentation:

   • Material Certification: Providing certificates of compliance or material test reports (MTRs) detailing the results of material testing and verification.
   • Process Documentation: Maintaining records of production processes, inspection results, and quality control measures for traceability and accountability.
   • Regulatory Compliance: Ensuring that products meet applicable industry standards and regulatory requirements, such as ASTM, ASME, NACE, or ISO standards.

By implementing these quality assurance measures and adhering to recognized testing standards, manufacturers can ensure the production of high-quality titanium pipes that meet the stringent requirements of critical applications while maintaining safety, reliability, and performance.

Ms. Vivian (王宁宁)project manager
Shaanxi Qianyi Tuoda Technology Co., Ltd
Email:qy002@sxqytd.com www.sxqytd.com
Phone: +8618829679311
Address: Baoji City, Shaanxi Province, China

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