HAOSTEEL is a comprehensive group company, we have four mills and more than 35 person in total specially working for quality research and control, most of them are gratuated from college, all of them have professional skill on quality inspection.
1. Dimension inspection, surface inspection, quantity inspection, packing inspection.
2. Chemical composition inspection, Tensile strength and Hardness test.
3. Water cutting machine, Laser cutting machine, Surface polishing machine.
4. Flattening Test, Hydrostatic Test, Ultrasonic Test, Eddy Current Test, Corrosion Test.
Scope/Range:Carbon, stainless, alloy steel
Issued By:IAF CNAS
Scope/Range:Alloy steel round bar
Scope/Range:Stainless steel pipe and tube
Scope/Range:Steel tubes and pipes
Issued By:DNV NINGBO
Scope/Range:Stainless steel tubing
Issued By:HPI CE
Scope/Range:Stainless steel pipe and fittings