Shandong Luxing Steel Pipe Co.,Ltd.
Add.: No.959, Luxing Road, Qingzhou City, Shandong Province, China.
P.C.: 262517
Tel.: +86-536-3532013
        +86-536-3532047
Fax: 86-536-3536885

Quality Control

1. Raw Material Incoming Inspection
Our inspection personnel may carefully inspect all the raw materials.

2. Production Control
Pipe billets will receive heating, perforating, rolling, sizing, cooling, straightening and other treatment. The whole manufacturing process is strictly controlled.

  • Pipe billet heating
  • Perforating
  • Rolling
  • Sizing
  • Cooling
  • Cooling
  • Straightening
  • Straightening

3. Finished Product Inspection Control
To guarantee high product quality, our specialized persons may carry out comprehensive inspection of finished products, including nondestructive inspection, hydrostatic test and so forth.

  • Ultrasonic and eddy-current
    testing machine
  • Ultrasonic and eddy-current
    testing machine
  • Magnetic flux leakage
    testing equipment
  • Magnetic flux leakage
    testing equipment
  • Manual inspection
  • Manual inspection

  • Manual inspection
  • Hydrostatic test
  • Hydrostatic test
  • Metallographic microscope
  • Metallographic microscope
  • Direct-reading spectrometer
  • Direct-reading spectrometer
  • Direct-reading spectrometer
  • Tensile testing machine
  • Tensile testing machine
  • Tensile test machine
  • Tensile testing machine
  • Impact testing machine

4. Storing, Labeling and Marking

  • Marking and coding
  • Marking and coding
  • Bundling and packaging