About

Test Room
Test Room
Visual Inspections



a. Inspect and take measurements of the thickness of the pipes and ensure the numbers conforms to design specifications.
b. Inspect for indentations, pitting, cracks, uneven surfaces


Mechanical Inspection



a. Perform the impact resistance test to determine the impact strength
b. Test the tensile strength of the pipes to determine how the material will react to forces being applied in tension.
c. Perform the deflection temperature test to ensure the pipe sample deforms under a specified temperature and conforms to international standards



Packaging Inspections



a. Check packaging materials by comparing against approved samples and specifications.
b. Inspect necessary packaging marks including model number, quantity per packaging, name and place of business of distributor, country of origin, logos and marks from standards organizations, and stacking and handling marks.
c. Check the safety markings for clarity, size, color, conspicuousness, etc.


Destructive testing includes



Tensile tests
Impact tests
Bend tests
Hardness tests
Intercrystalline corrosion test
Pitting corrosion test
Metallurgical tests


Non-destructive testing includes

Eddy current testing
Hydro testing
X-ray testing
Ultrasonic testing
Positive material indentification testing

 

Know more about this product price, catalogue, mill test certificate,  please inquiry to: sales@nan-steel.com

Contact

2008

Carbon steel pipe plant was established

2010

Square tube mill put into use

2013

Production base in Shandong & Tianji

2016

Coating equipment introduction

2019

Pipe fittings factory